PowerShell/Data/Abbr/chemistry.csv

1	ABBR	MEANING
2	A	Atom
3	a	atto prefix (10-18)
4	AA	Acetic Acid
5	AA	Amino Acid
6	AA	Atomic Absorption spectroscopy
7	AACC	American Association for Clinical Chemistry
8	AADC	Amino Acid DeCarboxylase
9	AADC	Aromatic L-Amino acid DeCarboxylase
10	AAS	Atomic Absorption Spectroscopy
11	AB	Acid Base
12	AB	Acid Bath
13	ABCC	Advanced Biomedical Computing Center
14	ABCC	American Board of Clinical Chemistry
15	ABS	Absorb, Acrylonitrile Butadiene Styrene
16	ABV	Alcohol By Volume
17	ABW	Alcohol By Weight
18	Ac	Actinium
19	AC	Aromatic Carbon
20	ACC	American Chemical Council
21	ACE	Acetate
22	ACS	American Chemical Society
23	ADP	Adenosine DiPhosphate
24	AE	Acid Equivalent
25	AE	Activation Energy
26	AE	Atomic Emission
27	AFS	Atomic Fluorescence Spectroscopy
28	Ag	Silver
29	AH	Aryl Hydrocarbon
30	AHA	Alpha Hydroxy Acid
31	Al	Aluminum
32	ALDH	ALdehyde DeHydrogenase
33	Am	Americium
34	AM	Atomic Mass
35	AMP	Adenosine MonoPhosphate
36	AMU	Atomic Mass Unit
37	AN	Ammonium Nitrate
38	ANSI	American National Standards Institute
39	AO	Aldehyde Oxidase
40	AO	Aqueous Oxygen
41	API	Aromatic PolyImide
42	AR	Analytical Reagent
43	Ar	Argon
44	AS	Ammonium Sulfate
45	As	Arsenic
46	ASA	AcetylSalicylic Acid
47	ASP	ASParate
48	ATNO	Atomic Number
49	AT	Adenine and Thymine
50	AT	Alkaline Transition
51	At	Astatine
52	ATP	Adenosine TriPhosphate
53	ATP	Ambient Temperature Pressure
54	Au	Gold
55	AW	Atomic Weight
56	B	Boron
57	Ba	Barium
58	BA	Benzyl Alcohol
59	BA	Bonding Activity
60	BA	Butyl Acetate
61	BAP	Benzyl Amino Purine
62	BC	Bond Centered
63	BC	Boron Carbide
64	BCAA	Branched Chain Amino Acid
65	BCC	Body Centered Cubic
66	BCF	Black Carbon Fiber
67	BD	Black Diamond
68	Be	Beryllium
69	BE	Bond Energy
70	BeV	Billion Electron Volt (equal to 1 GeV)
71	BFR	Brominated Flame Retardants
72	Bh	Bohrium
73	BHA	Butylated Hydroxy Acid
74	BHA	Butylated HydroxyAnisole
75	BHD	Benzene Hydrogen Donor
76	BHT	Butylated Hydroxy Toluene
77	Bi	Bismuth
78	Bk	Berkelium
79	BLEVE	Boiling Liquid Expanding Vapor Explosion
80	BM	Base Metal
81	BMDL	Below Method Detection Limits
82	BOD	Biological Organic Deposit
83	BOV	Blow Off Valve
84	BP	Benzoyl Peroxide
85	BP	Boiling Point
86	BPDE	Benzo[A]Pyrene-Diol-Epoxide BPE,Boiling Point Elevation
87	BPO	Benzoyl PerOxide
88	Br	Bromine
89	BTA	BuTylated hydroxyAnisole
90	BTEX	Benzene, Toluene, Ethylbenzene, and Xylene
91	BTTN	1,2,4-ButaneTriol TriNitrate
92	BTX	Benzene, Toluene, Xylene
93	BWR	Boiling Water Reactor
94	Bz	Benzoyl functional group
95	BZP	BenZylPiperazine
96	B[a]P	Benzo[a]Pyrene
97	C	Carbon
98	C	Celsius
99	c	centi prefix (10-2)
100	C	Coulomb
101	C	Cytosine
102	Ca	Calcium
103	CA	Citric Acid
104	CAB	Cation-Anion Balance
105	CADS	Chemical Agent Detection System
106	CAR	Commercial And Residential
107	CAS	Chemical Abstracts Service
108	CAW	Catalyst Altered Water
109	CB	Conduction Band
110	CBA	Cytometric Bead Array
111	CBR	Chemical, Biological, Radiological
112	CBRE	Chemical, Biological, Radiological Element
113	CBRN	Chemical, Biological, Radiological, or Nuclear
114	CC	Cubic Centimeter
115	CCBA	Chemical Coordinate Bonding and Adsorption
116	CCL	Contaminant Candidate List
117	CCM	cubic centimeter
118	CCS	Carbon Capture Storage
119	Cd	Cadmium
120	CDA	Clean Dry Air
121	CDR	Chemical Distribution Room
122	CDSL	Chemical Data Summary List
123	CDU	Chemical Dispensing Unit
124	Ce	Cerium
125	CE	Chemical Engineering
126	CEP	Chemical Engineering Process
127	Cf	Californium
128	CF	Carbon Fiber
129	CF	Ceramic Fiber
130	CFA	Cetylated Fatty Acid
131	CFC	Chlorofluorocarbon
132	CFRP	Carbon Fiber Reinforced Plastic
133	cg	centigram
134	CGS	Centimeter, Gram, Second
135	CHC	Chlorinated HydroCarbon
136	Chem	Chemistry
137	CHM	Chemistry
138	CHO	Carbohydrate
139	Ci	Curie
140	CLC	Cross Linked Cellulose
141	cm	centimeter
142	Cm	Curium
143	CML	Chemical Markup Language
144	CN	Coordination Number
145	CN	Cyanide
146	CNO	Carbon Nitrogen Oxygen
147	CNP	Cyclic Nucleotide Phosphodiesterase
148	CNT	Carbon NanoTube
149	CO	Carbon monoxide
150	Co	Cobalt
151	CP	Chemically Pure
152	CP	Creatine Phosphate
153	CPA	CoPolymer Alloy
154	CPE	Chemical Potential Energy
155	Cr	Chromium
156	CR	Corrosion Resistant
157	CRAP	Crude Reagent And Products
158	CRC	Chemical Rubber Company
159	CRT	Cathode Ray Tube
160	Cs	Cesium
161	CSAC	Chemical Safety Analysis and Control
162	CSAD	Cysteine Sulfinic Acid Decarboxylase
163	CSTR	Continuously Stirred Tank Reactor
164	Cu	Copper
165	CVCS	Chemical Volume Control System
166	CW	Chemical Warfare
167	CWA	Chemical Warfare Agent
168	d	day
169	d	deci prefix (10-1)
170	D	Deuterium
171	D	Dilute
172	D-	Dextrorotatory
173	D2O	Deuterium Oxide or Heavy Water
174	da	dalton
175	da	deca prefix (101)
176	DAB	Diaminobenzidine
177	DAP	DiAmmonium Phosphate
178	dB	decibel
179	DB	Double Bond
180	Db	Dubnium
181	DDT	Dichloro Diphenyl Trichloroethane
182	DE	Dissociation Energy
183	DEC	Direct Evaporative Cooling
184	DEG	Degree
185	DEG	DiEthylene Glycol
186	DGA	Dissolved Gas Analysis
187	DHA	DocosaHexanoic Acid
188	DHMO	DiHydrogen MonOxide (water)
189	DHY	Dehydrate
190	DI	Diffusion Index
191	DIAPHOX	DIAmino PHosphine OXide
192	DIN	Dissolved Inorganic Nitrogen
193	DIP	Dissolved Inorganic Phosphate
194	DIW	De-Ionized Water
195	DLC	Dry Liquid Concentrate
196	DLS	Dynamic Light Scattering
197	DM	Dipole Moment
198	DM	Dry Matter
199	DMAE	DiMethyl Amino Ethanol
200	DMAP	4-DiMethylAminoPyridine
201	DMBP	DiMethyl BenzoPhenone
202	DME	DiMethyl Ether
203	DMG	DiMethyl Glycine
204	DMHg	DiMethyl mercury
205	DMK	DiMethyl Ketone
206	DMSO	DiMethyl SulfOxide
207	DMT	DiMethylTryptamine
208	DNA	DeoxyriboNucleic Acid
209	DOC	Dissolved Organic Compounds
210	DP	Differential Pressure
211	DP	Dry Process
212	DPM	Dynamic Proton Model
213	DQS	Discrete Quantum State
214	DRR	Double Replacement Reaction
215	DU	Depleted Uranium
216	Dy	Dysprosium
217	E	Energy
218	E	Exa- prefix (1018)
219	E1520	Propylene Glycol
220	EA	Epoxy Adhesive
221	EA	Ethyl Acetate
222	EAA	Ethylene Acrylic Acid
223	EAM	Embedded Atom Method
224	EAS	Electrophilic Aromatic Substitution
225	EB	Electrode Barrier
226	EBSD	Electron BackScatter Diffraction
227	EBT	Eriochrome Black T indicator
228	EC	Electron Capture
229	EC	Ethyl Carbonate
230	ECD	Electron Capture Detector
231	ECH	Enoyl-CoA Hydratase
232	EDI	Electrical De-Ionization
233	EDP	Ethylene Diamine Pyrocatehol
234	EDT	1,2-Ethane DiThiol
235	EDTA	Ethylene-Diamine-Tetra-Acetic acid
236	EE	Ether Extract
237	EEC	Equilibrium Equivalent Concentration
238	EEC	Evaporation Emission Control
239	EEEI	Effective Electron-Electron Interaction
240	EER	Equilibrium Exchange Rate
241	EET	Excitation Energy Transfer
242	EG	Ethylene Glycol
243	EGE	Ethylene Glycol Ether
244	EGO	Exhaust Gas Oxygen
245	EGR	Entropy Gradient Reversal
246	EGTA	Ethylene Glycol Tetraacetic Acid
247	EHF	Extremely High Frequency
248	EIC	Electromagnetically-Induced Chirality
249	ELF	Extremely Low Frequency
250	EM	ElectroMagnetic
251	EM	Elevated Moisture
252	EMA	Ethylene Methacrylic Acid
253	EMF	ElectroMotive Force
254	EN	Ethylene Naphthalate
255	EOF	ElectroOsmotic Flow
256	EP	Ethylene Polypropylene
257	EPA	Environmental Protection Agency
258	EPD	End Point Dilution
259	EPDM	Ethyl Propyl Diene Monomer
260	EPH	Extractable Petroleum Hydrocarbons
261	EPI	EPInephrine
262	Eq	Equivalent
263	Er	Erbium
264	ERW	Electrolyzed Reduced Water
265	Es	Einsteinium
266	ES	Excited State
267	ETOH	EThyl Alcohol
268	Eu	Europium
269	EV	Exceptional Vacuum
270	EVA	Ethylene Vinyl Acetate
271	EVOH	Ethylene Vinyl Alcohol
272	e–	electron
273	f	femto prefix (10-15)
274	F	Fluorine
275	FA	Fully Amorphous
276	FA	Furnace Annealing
277	FAC	Free Available Chlorine
278	FAD	Flavin Adenine Dinucleotide
279	FADE	Fast Atomic Density Evaluation
280	FAN	Free Amino Nitrogen
281	FAS	Fluorescence Actin Staining
282	FAS	Folic Acid Synthesis
283	FBC	Fesser, Bishop and Campbell model
284	FBD	Free Body Diagram
285	FBR	Fast Breeder Reactor
286	FC	Face Cell
287	FC	Face Centered
288	FC	Fragment Crystallization
289	FCC	Face Centered Cubic
290	FCC	Fluid Catalytic Cracking
291	FCC	Food Chemical Codex
292	FCCU	Fluidized Catalytic Cracking Unit
293	FCHC	Face Centered Hyper-Cubic
294	FCS	Fellow of the Chemical Society
295	FCS	Fire Control System
296	FCS	Fluorescence Correlation Spectroscopy
297	FE	Ferredoxin
298	FE	Free Energy
299	Fe	Iron
300	FGC	Flue Gas Conditioning
301	FIGD	Flow Injection/Gas Diffusion
302	FIGE	Field Inversion Gel Electrophoresis
303	FIPS	Fast Imaging Plasma Spectrometer
304	Fm	Fermium
305	FOS	FructoOligoSaccharide
306	FP	Freezing Point
307	FPD	Freezing Point Depression
308	FPLC	Fast Performance Liquid Chromatography
309	Fr	Francium
310	FRAP	Fluorine-Resistant Acid Phosphatase
311	FRS	Fellow of the Royal Society
312	FS	Free State
313	FSA	Formamidine Sulphinic Acid
314	FW	Formula Weight
315	G	Gauss
316	G	Gibbs Free Energy
317	G	Giga prefix (109)
318	G	Glycine g,gram
319	G	Guanosine
320	Ga	Gallium
321	Ga	Gauge
322	GABA	Gamma-AminoButyric Acid
323	GAD	Glutamate Decarboxylase
324	GAG	Glycosaminoglycan
325	GBB	Gas Blow Back
326	GC	Geiger Counter
327	GCC	Global Carbon Cycle
328	GCC	Global Climate Change
329	GCC	Glucocorticoid
330	GCC	Guanylyl Cyclase C
331	GCMS	Gas Chromatographic Mass Spectrometer
332	Gd	Gadolinium
333	GDP	Guanosine DiPhosphate
334	GE	Genetic Engineering
335	Ge	Germanium
336	GE	Group Element
337	Gel	Gelatin
338	GEM	Genetically Engineered Microorganism
339	GEP	Good Engineering Practice
340	GER	Gains Electrons,Reduction
341	GFM	Gram Formula Mass
342	GFW	Gram Formula Weight
343	GHB	Gamma-Hydroxy Butyrate
344	GI	Galvanized Iron
345	GI	Glycemic Index
346	GLA	GaLactosidase Alpha
347	GLA	Gamma-caroxyglutamic Acid
348	GLA	Gamma-Linolenic Acid
349	GLC	Gas Liquid Chromatography
350	Glc	Glucose
351	Glk	Glucokinase
352	GM	Geiger-Mueller tube
353	GMM	Gram Molecular Mass
354	GP	Gas Phase
355	GP	Glycerate 3-Phosphate
356	GP	GlycoProtein
357	GPC	Gel Permeation Chromatography
358	GS	Guanosine Synthetase
359	GT	Greater Than
360	GTL	Gas To Liquid
361	GTN	Glyceryl TriNitrate
362	Gy	Gray (radiation unit)
363	H	Enthalpy, Hydrogen
364	h	hecto prefix (102), Planck’s constant, convection heat transfer coefficient
365	H2	Chemical formula for hydrogen gas (dihydrogen)
366	H2O	Chemical symbol for water - each molecule of water contains two atoms of hydrogen (H) joined to a single atom of oxygen (O)
367	Ha	Hahnium (initial name for dubnium)
368	HA	Hemagglutinin
369	HAA	HaloAcetic Acid
370	HAc	Acetaldehyde
371	HAc	Acetic Acid
372	HACCP	Hazard Analysis and Critical Control Points
373	HAP	Hazardous Air Pollutant
374	HAS	Helium Atom Scattering
375	HAS	HyAluronan Synthase
376	HAT	Hypoxanthine, Aminopterin, Thymidine
377	HAZMAT	HAZardous MATerials
378	Hb	Hemoglobin
379	HB	Hydrogen Bonded
380	HBC	Hemoglobin C
381	HBCD	HexaBromoCycloDodecane
382	HBD	Hydrogen Bond Donor
383	HC	HydroCarbon
384	HCA	HydroxyCarbonate Apatite
385	HCA	HydroxyCitric Acid
386	HCB	HexaChloroBenzene
387	HCFC	HydroChloroFluoroCarbon
388	HDA	High Density Amorphous ice
389	HDA	HydroxyDecanoic Acid
390	HDI	Hexamethylene DiIsocyanate
391	HE	Hektoen Enteric agar
392	He	Helium
393	HE	High Explosive
394	HEA	Hektoen Enteric Agar
395	HEK	HEKtoen enteric agar
396	HEL	High Energy Laser
397	HEMA	HydroxyEthylMethAcrylate
398	HEP	Half Equivalence Point
399	HEPA	High-Efficiency Particulate Air
400	HEPH	Heavy Extractable Petroleum Hydrocarbons
401	HEU	Highly Enriched Uranium
402	Hf	Hafnium
403	HF	Hartree-Fock Method
404	HF	Heat Flux
405	HF	High Frequency
406	HF	Hydrogen Fuel
407	HFA	HydroFluoroAlkane
408	HFB	HexaFluoroBenzene
409	HFC	HydroFluoroCarbon
410	HFLL	Half-Filled Landau Level
411	HFP	HexaFluoroPropylene
412	Hg	Mercury
413	Hgb	Hemoglobin
414	HHV	High Heating Value
415	HIC	Household And Industrial Chemical
416	HL	Half-Life
417	HL	Hydrogen Line
418	HLA	HyaLuronic Acid
419	HLB	Helium Light Band
420	HMF	HydroxyMethyl Furfural
421	HMW	High Molecular Weight
422	Ho	Holmium
423	HO	Hydroxyl radical
424	HOAc	Acetic Acid
425	HOMO	Highest Occupied Molecular Orbital
426	HOQS	Highest Occupied Quantum State
427	HP	High Pressure
428	hp	horsepower
429	HPHT	High Pressure/High Temperature
430	HPLC	High Pressure Liquid Chromatography
431	HPPT	High Pressure Phase Transformation
432	HPSV	High Pressure Sodium Vapor
433	Hr	Hour
434	HRA	Health Risk Assessment
435	Hs	Hassium
436	HS	Hidden States
437	HSAB	Hard and Soft Acids and Bases
438	HSV	High Shear Viscosity
439	HT	Heat Transport
440	HT	Heat Treated
441	HT	High Temperature
442	HTC	Heat Transfer Coefficient
443	HTGR	High Temperature Gas Reactor
444	HTH	High Test Hypochlorite
445	HTS	High Temperature Superconductor
446	HTST	High Temperature/Short Time
447	HV	High Viscosity
448	HV	High Voltage
449	HVLP	High Volume/Low Pressure
450	HY	High Yield
451	Hz	Hertz
452	HZT	HydroChloroThiazide
453	I	electrical current
454	I	Iodine
455	I	Isoleucine
456	i.i.d.	independent and identically distributed
457	IAEA	International Atomic Energy Agency
458	IAQ	Indoor Air Quality
459	IB	Ion Balance
460	IC	Ice Crystals
461	ICE	Initial, Change, Equilibrium
462	ICE	Internal Combustion Engine
463	ICP	Inductively Coupled Plasma
464	ICSC	International Chemical Safety Card
465	ICSD	Inorganic Crystal Structure Database
466	ICSN	Institut de Chimie des Substances Naturelles
467	IE	Inert Electrolyte
468	IE	Ionization Energy
469	IEA	International Energy Agency
470	IG	Inert Gas
471	iHOP	information Hyperlinked Over Proteins
472	IK	Inverse Kinematics
473	IMBR	Immersed Membrane BioReactor
474	IMF	InterMolecular Force
475	IMS	Industrial Methylated Spirit
476	In	Indium
477	InChI	International Chemical Identifier
478	IOC	InOrganic Contaminant
479	IOCB	Institute of Chemistry and Biochemistry
480	IOCM	International Organic Chemistry Meeting
481	IPA	IsoPropyl Alcohol
482	IQ	Iron Quality
483	IR	Incident Report
484	IR	InfraRed
485	IR	Ionizing Radiation
486	Ir	Iridium
487	IRM	Interference Reflection Microscopy
488	ISI	In-Situ Interfermometer ISM,Industrial, Scientific, or Medical
489	ISI	Initial State Interaction
490	IUPAC	International Union of Pure and Applied Chemistry
491	J	Joule
492	JAC	Journal of Analytical Chemistry
493	JAW	Just Add Water
494	JBC	Journal of Biological Chemistry
495	JCG	Journal of Crystal Growth
496	JCS	Journal of the Chemical Society
497	JOC	Journal of Organic Chemistry
498	k	Boltzmann constant
499	K	Karat
500	K	Kelvin
501	k	kilo prefix (102)
502	K	Potassium
503	Ka	Acid dissociation constant
504	Kd	Dissociation constant
505	KE	Kinetic Energy
506	Keq	Equilibrium constant
507	kg	kilogram
508	KGA	KetoGlutaric Acid
509	kHz	kilohertz
510	km	kilometer
511	KMT	Kinetic Molecular Theory
512	Kr	Krypton
513	KTM	Kinetic Thermal Mixing
514	kW	kilowatt
515	L	azimuthal quantum number
516	L	Inductance
517	L	Length
518	L	Leucine
519	L	liter
520	L	luminosity
521	Li	Lithium
522	LIBS	Laser Induced Breakdown Spectroscopy
523	LiP	Lithium Polymer battery
524	Liq	Liquid
525	LLD	Liquid Level Detection
526	LLE	Liquid-Liquid Equilibrium
527	LLNL	Lawrence Livermore National Laboratory
528	LMA	Low Moisture Absorption
529	LME	Liquid Metal Embrittlement
530	LMH	Liquid Hydrogen
531	LN	Liquid Nitrogen
532	ln	natural logarithm
533	LNG	Liquid Natural Gas
534	LO	Localized Orbitals
535	LOD	Loss On Drying
536	LOQ	Limit Of Quantification
537	LOX	Liquid Oxygen
538	LP	Liquid Petroleum
539	LP	Liquid Propane
540	LPA	Liquid Pressure Amplifier
541	LPG	Liquid Petroleum Gas
542	Lq	Liquid
543	Lqd	Liquid
544	Lr	Lawrencium
545	LSD	Lysergic Acid Diethylamide
546	LSE	Low Surface Energy
547	LT	Less Than
548	Lt	light
549	LT	Low Temperature
550	LTE	Local Thermodynamic Equilibrium
551	LTG	Liquid To Gas
552	LTOEL	Long Term Occupational Exposure Limit
553	Lu	Lutetium
554	LUMO	Lowest Unoccupied Molecular Orbital
555	LV	Low Volatility
556	LVS	Large Volume Sampler
557	Lw	Lawrencium (Changed to Lr)
558	LWC	Light Water Content
559	LWG	Liquid Water in Grams
560	M	concentration (Molarity)
561	m	mass
562	M	Mega prefix (106)
563	m	meter
564	M	Methyl
565	m	Milli prefix (10-3)
566	M	Molar
567	M	Molecule
568	M3/H	Cubic Meters per Hour
569	mA	milliampere
570	MAC	Mobile Analytical Chemical
571	MADG	Moisture Activated Dry Granulation
572	MAM	Methyl Azoxy Methanol
573	MASER	Microwave Amplification by Stimulated Emission of Radiation
574	MAX	MAXimum
575	mbar	millibar
576	MBBA	N-(4-MethoxyBenzylidene)-4-ButylAniline
577	MC	MethylCellulose
578	MCA	Multi Channel Analyzer
579	MCL	Maximum Contaminant Level
580	MCR	MultiComponent Reaction
581	MCT	Medium Chain Triglyceride
582	MCT	MonoCarboxylate Transporter
583	Md	Mendelevium
584	MDA	MethyleneDiAniline
585	MDCM	Mechanistically Defined Chemical Mixtures
586	MDI	Methylene Diphenyl diIsocyanate
587	MDMA	MethyleneDioxy-MethylAmphetamine
588	MDQ	Minimum Daily Quantity
589	me	mass of an electron
590	ME	Materials Engineering
591	ME	MEthyl group
592	MEE	Minimum Explosive Energy
593	MEG	MonoEthylene Glycol
594	MEL	MethylEthylLead
595	MES	MethylEthylSulfate
596	MeV	Million electronVolt or MegaelectronVolt
597	MF	Methyl Formate
598	MF	Micro Fiber
599	MFG	Molecular Frequency Generator
600	MFP	Maximum Freezing Point
601	MFP	Molecular Free Path
602	MFP	MonoFluoroPhosphate
603	Mg	Magnesium
604	mg	milligram
605	MGA	Modular Gas Analyser
606	MH	Metal Halide
607	MH	Methyl Hydroxide
608	MHz	MegaHertz
609	MIBK	MethylIsoButylKetone
610	MIDAS	Molecular Interactions Dynamics And Simulations
611	MIG	Metal Inert Gas
612	MIN	MINimum
613	min	minutes
614	MIT	MethylIsoThiazolinone
615	MKS	Meter-Kilogram-Second
616	MKSA	Meter-Kilogram-Second-Ampere
617	mL or ml	milliliter
618	ML	Mono Layer
619	mm	millimeter
620	MM	Molar Mass
621	mmHg	millimeters of mercury
622	Mn	Manganese
623	MNT	Molecular NanoTechnology
624	MO	Molecular Orbital
625	Mo	Molybdenum
626	MOAH	Mineral Oil Aromatic Hydrocarbon
627	MOH	Measurement of Hardness
628	mol	mole
629	MOL	molecule
630	MP	Melting Point
631	MP	Metal Particulate
632	MPD	2-Methyl-2,4-PentaneDiol
633	MPD	m-PhenyleneDiamine
634	MPH	Miles Per Hour
635	MPS	Meters Per Second
636	Mr	Relative Molecular mass
637	MRT	Mean Radiant Temperature
638	MS	Mass Spectrometry
639	ms	millisecond
640	MSDS	Material Safety Data Sheet
641	MSG	MonoSodium Glutamate
642	Mt	Meitnerium
643	MTBE	Methyl Tert-butyl Ether
644	MW	MegaWatt
645	mW	MilliWatt
646	MW	Molecular Weight
647	MWCNT	Multi-Walled Carbon NanoTube
648	MWCO	Molecular Weight CutOff
649	MWM	Molecular Weight Marker
650	n	nano prefix (10-9)
651	n	neutron
652	n	neutron emission
653	N	Newton
654	N	Nitrogen
655	N	Normal (concentration)
656	n	number of moles
657	n0	neutron
658	NA	Avogadro constant
659	NA	Not Active
660	NA	Nucleic Acid
661	Na	Sodium
662	NAA	N-AcetylasPartate
663	NAA	Naphtalic Acetic Acid
664	NAC	Naphthenic Acid Corrosion
665	NAD+	Nicotinamide Adenine Dinucleotide
666	NADH	Nicotinamide Adenine Dinucleotide,Hydrogen (reduced)
667	NADP	Nicotinamide Adenine Dinucleotide Phosphate
668	NAS	National Academy of Science
669	Nb	Niobium
670	NBC	Nuclear, Biological, Chemical
671	NBO	Natural Bond Orbital
672	NCE	New Chemical Entity
673	NCEL	New Chemical Exposure Limit
674	NCR	No Carbon Required
675	NCW	National Chemistry Week
676	Nd	Neodymium
677	Ne	Neon
678	NE	Non Equilibrium
679	NE	Nuclear Energy
680	NG	Natural Gas
681	NHE	Normalized Hydrogen Electrode
682	Ni	Nickel
683	NIH	National Institutes of Health
684	NiMH	Nickel Metal Halide
685	NIST	National Institute of Standards and Technology
686	nm	nanometer
687	NM	Non Metal
688	NMR	Nuclear Magnetic Resonance
689	NNK	Nicotine-derived Nitrosamine Ketone
690	No	Nobelium
691	NOAA	National Oceanic and Atmospheric Administration
692	NORM	Naturally Occurring Radioactive Material
693	NOS	Nitric Oxide Synthase
694	NOS	Nitrous Oxide
695	NOx	Nitrogen Oxides
696	Np	Neptunium
697	NR	Not Recorded
698	NS	Not Significant
699	NU	Natural Uranium
700	NV	Non-Volatile
701	NVC	Non-Volatile Chemical
702	NVOC	Non–Volatile Organic Chemical
703	NW	Nuclear Weapon
704	O	Oxygen
705	O3	Ozone
706	OA	Oleic Acid
707	OAA	OxaloAcetic Acid
708	OAc	Acetoxy functional group
709	OAM	Orbital Angular Momentum
710	OB	Oligosaccharide Binding
711	OC	Organic Carbon
712	OD	Optical Density
713	OD	Oxygen Demand
714	ODC	Ornithine DeCarboxylase
715	OER	Oxygen Enhancement Ratio
716	OF	Oxygen Free
717	OFC	Oxygen Free Copper
718	OFHC	Oxygen Free High thermal Conductivity
719	OH	alcohol
720	OH	hydroxide
721	OH	hydroxyl functional group
722	OI	Oxygen Index
723	OILRIG	Oxygen Is Losing, Reduction Is Gaining
724	OM	Organic Matter
725	ON	Oxidation Number
726	OP	Organophosphate
727	OQS	Occupied Quantum State
728	OR	Oxidation-Reduction
729	ORNL	Oak Ridge National Laboratory
730	ORP	Oxidation-Reduction Potential
731	ORR	Oxidation-Reduction Reaction
732	Os	Osmium
733	OSHA	Occupational Safety and Health Administration
734	OSL	Optically Stimulated Luminescence
735	OTA	OchraToxin A
736	OV	Organic Vapor
737	OVA	Organic Vapor Analyser
738	OVA	OVAlbumin
739	OWC	Oil-Water Contact
740	OX	Oxidation
741	OX	oxygen
742	OXA	OXanilic Acid
743	OXT	OXyTocin
744	OXY	Oxygen
745	p+	Proton
746	P	Peta prefix (1015)
747	P	Phosphorus
748	p	pico prefix (10-12)
749	P	Pressure
750	P	Proton
751	Pa	Pascal
752	PA	Phosphatidic Acid
753	Pa	Protactinium
754	PA	Proton Affinity
755	PAA	PolyAcrylic Acid
756	PABA	ParaAminoBenzoic Acid
757	PAC	Pharmaceutically Active Compound
758	PAC	Polycyclic Aromatic Content
759	PAC	Powdered Activated Carbon
760	PAEK	PolyArylEtherKetone
761	PAGE	PolyAcrylamide Gel Electrophoresis
762	PAH	Polycyclic Aromatic Hydrocarbon
763	PAI	PolyAmide Imide
764	PAO	PolyAlphaOlefin
765	PASA	PolyAmide, Semi-Aromatic
766	Pb	Lead
767	PB	PolyButylene
768	PBB	PolyBrominated Biphenyl
769	PBD	PolyButaDiene
770	PBI	PolyBenzImidazole
771	PBN	PolyButylene Naphthalate
772	PBS	Phosphate Buffered Saline
773	PBT	PolyButylene Terephthalate
774	PC	PolyCarbonate
775	PC	Pyruvate Carboxylase
776	PCA	Pyrrolidone Carboxylic Acid
777	PCC	Pyridine Chloro Chromate
778	PCE	Tetrachloroethylene
779	PCR	Polymerase Chain Reaction
780	PCV	Pressure Control Valve
781	Pd	Palladium
782	PD	Positive Displacement
783	PD	Potential Difference
784	PE	PhycoErythrin
785	PE	Polyethylene
786	PE	Potential Energy
787	PEA	PolyEster Amine
788	PEEK	PolyEtherEtherKetone
789	PEG	PolyEthylene Glycol
790	PEK	Poly Ether Ketone
791	PEL	Permissible Exposure Limit
792	PERC	Tetrachloroethylene
793	PES	PolyEtherSulfone
794	PET	PolyEthylene Terephthalate
795	PETP	PolyEthyleneTerePhthalate
796	PEX	Cross-linked PolyEthylene
797	PFC	Perfluorocarbon
798	pg	picogram
799	PG	Propylene Glycol
800	PG	Prostaglandin
801	PGA	3-PhosphoGlyceric Acid
802	PGA	PolyGlutamic Acid
803	PGE	Platinum Group Elements
804	PGM	Platinum Group Metals
805	pH	measurement of H+ ions in aqueous solution
806	PH	Phenol functional group
807	PHA	PolyHydroxyAlkanoate
808	PHB	PolyHydroxyButyrate
809	PHC	Petroleum HydroCarbon
810	PHMB	PolyHexaMethyleneBiguanide
811	PHT	PHThalate
812	PI	Phosphate Ion
813	PI	PolyImide
814	PIB	PolyIsoButylene
815	pK	measurement of the dissociation constant
816	PLA	Polymerized Lactic Acid
817	PLC	PhosphoLipase-C
818	PM	Particulate Matter
819	PM	Photo Multiplier
820	pm	picometer
821	PM	Plasma Membrane
822	PM	Powder Metallurgy
823	Pm	Promethium
824	PM10	Particulates smaller than 10 μm.
825	PM3	Parameterized Model number 3
826	PMA	PhosphoMolybdic Acid
827	PMA	PolyMethyl Acrylate
828	PMID	PubMed IDentifier
829	PMMA	PolyMethylMethAcrylate
830	PMO	PolyMethylene Oxide
831	PNPA	PolyNucleotide Phosphorylase A
832	PNPB	PolyNucleotide Phosphorylase B
833	Po	Polonium
834	POC	Polar Organic Contaminant
835	pOH	measurement of OH- ions in aqueous solution
836	POL	Petroleum, Oils, and Lubricants
837	POP	Persistent Organic Pollutant
838	PORC	Porcelain
839	PPA	PhenylPropanolAmine
840	PPA	PolyPhthalAmide
841	ppb	Parts per billion
842	ppm	Parts per million
843	PPO	PolyPhenylene Oxide
844	PPS	PolyPhenylene Sulfide
845	PPT	Parts Per Trillion
846	PPT	PolyPyrimidine Tract
847	PPT	Precipitate
848	Pr	Praseodymium
849	PRV	Pressure Relief Valve
850	PSI	Pounds per Square Inch
851	PSV	Pressure Safety Valve
852	Pt	Platinum
853	PTFE	PolyTetraFluoroEthylene
854	Pu	Plutonium
855	PU	PolyUrethane
856	PV	Parity Violation
857	PV	Pressure Volume
858	PVC	PolyVinyl Chloride
859	PVT	Pressure, Volume, Temperature
860	PXY	Para-XYlene
861	Q	Heat energy
862	QA	Quinolinic Acid
863	QC	Quality Control
864	QCD	Quantum ChromoDynamics
865	QED	Quantum ElectroDynamics
866	QED	Quod Erat Demonstradum (Latin for “which was to be demonstrated”)
867	QM	Quantum Mechanics
868	QS	Quantum State
869	QS	Quantum Sufficit (Latin for “as much as needed”)
870	qt	quart
871	QW	Quit Whining
872	QY	Quantum Yield
873	R	Arginine amino acid
874	R	Chiral center for R/S system
875	R	functional group or side chain of atoms variable
876	R	Ideal Gas Constant
877	R	Reactive
878	R	Redux
879	R	Resistance
880	R	Rydberg Constant
881	R	Röntgen unit
882	Ra	Radium
883	RA	Retinoic Acid
884	RACHEL	Remote Acess Chemical Hazards Electronic Library
885	rad	Radiation, Absorbed Dose
886	rad	radian
887	Rad	Radioactive
888	Rb	Rubidium
889	RBA	Rutherford Backscattering Analysis
890	RBD	Refined, Bleached and Deodorized
891	RCS	Reactive Chemical Species
892	RDA	Recommended Daily Allowance
893	RDT	Recombinant DNA Technology
894	RDX	cyclotrimethylenetrinitramine
895	RDX	Research Department Explosive
896	RE	Rare Earth
897	Re	Rhenium
898	REACH	Registration, Evaluation, Authorization, and restriction of CHemical substances
899	REE	Rare Earth Element
900	Ref	Reference
901	rem	Radiation Equivalent, Man
902	REM	Rare Earth Metal
903	REQ	Required
904	RER	Respiratory Exchange Ratio
905	RF	Radio Frequency
906	RF	Resonance Frequency
907	Rf	Rutherfordium
908	RFIC	Reagent-Free Ion Chromatography
909	RFM	Relative Formula Mass
910	RG	Rare Gas
911	Rg	Roentgenium
912	RH	Relative Humidity
913	Rh	Rhodium
914	RH	Rydberg Constant for Hydrogen
915	RHE	Reversible Hydrogen Electrode
916	RHIC	Relativistic Heavy Ion Collider
917	RHS	Right Hand Side
918	RI	Radical Initiator
919	RIO	Red IronOxide
920	RL	Reaction Level
921	RMM	Relative Molar Mass
922	RMS	Root Mean Square
923	Rn	Radon
924	RNA	RiboNucleic Acid
925	RNS	Reactive Nitrogen Species
926	RO	Red Oxide
927	RO	Reverse Osmosis
928	ROHS	Restriction Of Hazardous Substances
929	ROS	Reactive Oxygen Species
930	ROWPU	Reverse Osmosis Water Purification Unit
931	RPM	Revolutions Per Minute
932	RPT	Repeat
933	RSC	Royal Society of Chemistry
934	RT	Energy (Rydberg Constant x Temperature)
935	RT	Reverse Transcriptase
936	RT	Room Temperature
937	RTM	Read The Manual
938	RTP	Room Temperature and Pressure
939	RTSC	Room Temperature Super Conductor
940	Ru	Ruthenium
941	S	Entropy
942	s	seconds
943	s	solid
944	s	spin quantum number
945	S	Sulfur
946	SA	Salicylic Acid
947	SA	Surface Area
948	SAC	S-Allyl Cysteine
949	SAC	Strong Acid Cation
950	sal	salt (Latin)
951	SAM	S-Adenosyl Methionine
952	SAM	Spin Angular Momentum
953	SAN	Styrene-AcryloNitrile
954	SAP	Super Absorbent Polymer
955	SAQ	Soluable AnthraQunone
956	SAS	Small Angle Scattering
957	SATP	Standard Ambient Temperature and Pressure
958	Sb	Antimony
959	SB	Solvent Based
960	SBA	Strong Base Anion
961	SBC	Styrene Butadiene Copolymer
962	SBR	Sequencing Batch Reactor
963	SBS	Styrene Butadiene Styrene
964	Sc	Scandium
965	SC	Silicon Carbide
966	SCBA	Specific Chemical and Biologic Agents
967	SCC	Stress Corrosion Cracking
968	Sci	Science
969	SCN	Thiocyanate
970	SCO	Super Charged Oxygen
971	SCS	Single Crystal Silicon
972	SCU	SCoville Units
973	SCVF	Single Chamber Vacuum Furnace
974	SCW	Super Critical Water
975	SCX	Strong Cation eXchanger
976	SDMS	Scientific Data Management System
977	SDV	Shut Down Valve
978	SDW	Spin Density Wave
979	SE	Sample Error
980	Se	Selenium
981	Sec	Seconds
982	SEP	Separate
983	SEU	Slightly Enriched Uranium
984	SF	Safety Factor
985	SF	Significant Figures
986	SFC	Supercritical Fluid Chromatography
987	SFPM	Suspended Fine Particulate Matter
988	Sg	Seaborgium
989	SG	Specific Gravity
990	SG	Spheroidal Graphite
991	SH	Thiol functional group
992	SHC	Synthetic HydroCarbon
993	SHE	Standard Hydrogen Electrode
994	SHF	Super High Frequency
995	SI units	Système international d’unités (International System of Units)
996	Si	Silicon
997	SL	Sea Level
998	SL	Short Lived
999	SLI	Solid-Liquid Interface
1000	SLP	Sea Level Pressure
1001	Sm	Samarium
1002	SM	Semi-Metal
1003	SM	Standard Model
1004	SMILES	Simplified Molecular Input Line Entry System
1005	SN	Sodium Nitrate
1006	Sn	Tin
1007	SNAP	S-Nitroso-N-AcetylPenicillamine
1008	SNP	Single-Nucleotide Polymorphism
1009	sp	hybrid orbital between s and p orbitals
1010	SP	Solubility Product
1011	Sp	Special
1012	SP	Starting Point
1013	SPDF	atomic electron orbital names
1014	SQ	squared
1015	Sr	Strontium
1016	SS	Solid Solution
1017	SS	Stainless Steel
1018	SSP	Steady State Plasma
1019	STEL	Short Term Exposure Limit
1020	STM	Scanning Tunneling Microscope
1021	STP	Standard Temperature and Pressure
1022	SUS	SUSpension
1023	T	Period of a wave
1024	T	Tera prefix (1012)
1025	T	Thymine
1026	t	time
1027	T	Transition Metal
1028	T	Tritium
1029	Ta	Tantalum
1030	TaC	Tantalum Carbide
1031	TAC	Teiacetyl Cellulose
1032	TAG	TriAcylGlyceride
1033	tan	tangent
1034	TAN	Total Acid Number
1035	TAS	Total Alkali versus Silica
1036	TAS	Total Analysis System
1037	TAT	TriAcetone TriPeroxide
1038	Tb	Terbium
1039	TBA	2,4,6-TriBromoAnisole
1040	TBA	TertButylArsine
1041	TBC	4-TertButylCatechol
1042	TBHQ	TertButylHydroQuinone
1043	TBP	True Boiling Point
1044	TBT	TriButylTin
1045	Tc	Critical Temperature
1046	Tc	Technitium
1047	TC	Temperature Compensated
1048	TC	Temperature Controlled
1049	TC	Theoretical Chemistry
1050	TCA	TauroCholic Acid
1051	TCA	TCA cycle (citric acid cycle)
1052	TCA	TriChloroAcetic Acid
1053	TCE	TriChloroEthane
1054	TCF	ThiolCarbon Fiber
1055	TCM	TetraChloromethane
1056	TCP	1,2,3-TriChloropropane
1057	TCP	Thermal Conversion Process
1058	TCP	Tocopherol
1059	TCP	TriCalcium Phosphate
1060	TCP	TriChloroPhenol
1061	TCS	Toxic Chemical System
1062	TCT	ToCoTrienol
1063	TCV	Temperature Control Valve
1064	TCVF	Two Chamber Vacuum Furnace
1065	TD	Temperature Displacement
1066	TD	Thermal Deposition
1067	TDA	Thermal Dilatometric Analysis
1068	TDC	Three Degrees Centigrade
1069	TDG	ThymineDNA Glycosylase
1070	TDI	Tolerable Daily Intake
1071	TDI	Toluene DiIsonate
1072	TDO	Tryptophan 2,3-DiOxygenase
1073	TDP	Thermal DePolymerization
1074	TDP	Thiamine DiPhosphate
1075	TDP	Thymidine DiPhosphate
1076	Te	Tellurium
1077	TEA	Terminal Electron Acceptor
1078	TEC	Thermal Electric Cooler
1079	TEL	Tetra Ethyl Lead
1080	TFM	Total Fatty Matter
1081	Th	Thorium
1082	THC	Tetra Hydra Cannabinol
1083	THM	TriHaloMethanes
1084	TI	Thermal Index
1085	Ti	Titanium
1086	TIC	Total Ion Current
1087	TIMS	Thermal Ionization Mass Spectroscopy
1088	TIP	TrisIsopropyl Phenyl
1089	Tl	Thallium
1090	TLC	Thin Layer Chromatography
1091	TLV	Toxic Level Value
1092	Tm	Thulium
1093	TM	Transition Metal
1094	TMD	Theoretical Maximum Density
1095	TMG	TriMethylGlycine
1096	TMMA	TetraMethylMalonAmide
1097	TMP	TriMethylPhosphate
1098	TMS	TriMethylSilane
1099	TNB	TriNitroBenzene
1100	TNS	Test No Ether
1101	TNT	TriNitroToluene
1102	TOBSY	Total ThroughBond Correlation Spectroscopy
1103	TOC	Total Organic Carbon
1104	TOI	Table Of Isotopes
1105	TON	Table Of Nuclides
1106	TOX	Toxic
1107	TP	Transition Point
1108	TP	Triple Point
1109	TPE	ThermoPlastic Elastomer
1110	TPM	Total Particulate Matter
1111	TR	Table Row
1112	TRAP	Tartrate Resistant Acid Phosphatase
1113	TRFM	Time Resolved Fluorescence Microscopy
1114	TRP	Tryptophan
1115	TS	Temperature Sensitive
1116	TSCB	TriSilaCycloButane
1117	TSP	Thermally Stable Polycrystalline
1118	TSP	TriSodium Phosphate
1119	TSPM	Total Suspended Particulate Matter
1120	TSS	Total Soluble Solids
1121	TST	Transitional State Theory
1122	TT	Test Tube
1123	TTC	Triphenyl Tetrazolium Chloride
1124	TTFD	Thiamine TetraHydroFurfurylDisulfide
1125	TTLC	Total Threshold Limit Concentration
1126	TTO	Total Toxic Organics
1127	TTP	Thymine TriPhosphate
1128	TTX	Tetrodotoxin
1129	TU	Thermally Unbound
1130	TWMC	Time Weighted Mean Concentration
1131	TWV	Total Water Vapor
1132	U	Internal Energy
1133	U	Undetectable
1134	U	Uranium
1135	UAFM	Uranyl Acetate Fluorescence Method
1136	UCK	Universal Chemical Key
1137	UG	Undisturbed Gas UHC,Unburned HydroCarbons
1138	UHF	Ultra High Frequency
1139	UHMW	Ultra High Molecular Weight
1140	UHP	Ultra High Pressure
1141	UHP	Ultra High Purity
1142	UHT	Ultra High Temperature
1143	UHV	Ultra High Vacuum
1144	ULG	Universal Liquid Gas
1145	ULO	Ultra Low Oxygen
1146	ULOQ	Upper Limit Of Quantitation
1147	ULS	Ultra Low Sulfur
1148	ULT	Ultra Low Temperature
1149	UNK	UNKnown
1150	UPW	Ultra Pure Water
1151	UQY	Ultimate Quality and Yield
1152	UUD	UnUnDuium (Element 112, now Cn)
1153	UUH	UnUnHexium (Element 116)
1154	UUO	UnUnOctium (Element 118)
1155	UUP	UnUnPentium (Element 115)
1156	UUQ	UnUnQuadium (Element 114)
1157	UUS	UnUnSeptium (Element 117)
1158	UUU	UnUnUnium (Element 111, now Rg)
1159	UV	UltraViolet
1160	UV-A	UltravViolet band A
1161	UV-B	UltraViolet band B
1162	UVA	UltraViolet band A
1163	UVB	UltraViolet band B
1164	UVF	UtraViolet Filter
1165	UVL	UltraViolet Lamp
1166	UVR	UltraViolet Reactive
1167	UXS	Glucuronic Acid DeCarboxylase
1168	UYQ	Uranium Yield Quantity
1169	V	Vacuum
1170	V	Valene
1171	V	Vanadium
1172	v	velocity
1173	V	Volt
1174	V	Volume
1175	VA	Nitrogen group
1176	VA	Volume Analyzer
1177	VAC	Vacuum
1178	VAC	Vacuum Assisted Closure
1179	VB	Vacuum Break
1180	VB	Valence Band
1181	VBJ	Vacuum Bell Jar
1182	VBT	Valence Bond Theory
1183	VC	Vapor Cloud
1184	VC	Vinyl Chloride
1185	VC	Viscous Coupled
1186	VCE	Vapor Cloud Explosion
1187	VCM	Vinyl Chloride Monomer
1188	Vd	Volume distribution
1189	VDB	VanDyke Brown test
1190	VDF	Van der Waals force
1191	VDW	Van der Waals radius
1192	VEQ	EQuilibrium Volume
1193	VEQ	EQuivalence point Volume
1194	VFn	Vertical Face number (n is a number)
1195	VH	Vapor Hazard
1196	VHH	Volatile Halogenated Hydrocarbon
1197	VHI	Vapor Hazard Index
1198	VHN	Vickers Hardness Number
1199	VHP	Vaporized Hydrogen Peroxide
1200	VHP	Very High Pressure
1201	VHT	Very High Temperature
1202	VHY	Very High Yield
1203	VI	Viscosity Index
1204	VLD	Vacuum Leak Detector
1205	VLE	Vapor Liquid Equilibrium
1206	VMD	Visual Molecular Dynamics
1207	VO	Vacuum Oven
1208	VOA	Volatile Organic Analysis
1209	VOC	Volatile Organic Compound
1210	VOL	Volume
1211	VP	Vapor Point
1212	VP	Vapor Pressure
1213	VPE	Virtual Potential Energy
1214	VR	Very Rapid
1215	VS	Very Saturated
1216	VS	Volatile Solid
1217	VSC	Volatile Sulfur Compound
1218	VSS	Volatile Suspended Solid
1219	VTC	Variable Temperature Cutoff
1220	VTP	Volume, Temperature, Pressure
1221	VU	Volume Units
1222	VV	Vacuum Vessel
1223	VV	Valence-Valence
1224	VW	Varies Widely
1225	W	Tryptofan
1226	W	Tungsten
1227	W	Watt
1228	W	wavelength
1229	W	Weight
1230	W	width
1231	W	Work
1232	W5	Which Was What We Wanted
1233	WA	Weak Acid
1234	WAC	Weak Acid Cation
1235	WB	Water Based
1236	WB	Weak Base
1237	WB	Weak Bond
1238	WBA	Weak Base Anion
1239	WC	Water Cosolvent
1240	WCS	Worst Case Scenario
1241	WD	Water Dispersant
1242	WD	Water Displacement
1243	WD	Wet/Dry
1244	WIAP	Water In All Phases
1245	WIN	Water Insoluble Nitrogen
1246	WNA	World Nuclear Association
1247	WO	Weak Oxidizer
1248	WP	White Phosphorus
1249	WPS	Water Phase Salt
1250	WR	Water Repellent
1251	WS	Wash Solution
1252	WS	Water Soluble
1253	WSNZ	Water Soluble Zinc
1254	WSPI	Water-Soluble Phosphorous, Inorganic
1255	WSPO	Water-Soluble Phosphorous, Organic
1256	WSS	Water Soluble Stabilizer
1257	WST	Weighted Settling Time
1258	WV	Water Vapor
1259	WVDA	Water Vapor Diffusion Analysis
1260	WVM	Water Vapor Monitor
1261	WVN	Water Vapor Nitrogen
1262	WVP	Water Vapor Permeability
1263	WVT	Water Vapor Transport
1264	WW	Waste Water
1265	WWIX	Waste Water Ion eXchange
1266	WYOL	Write Your Own Lab
1267	WYOLA	Write Your Own Lab Assignment
1268	WYU	What You Use
1269	X	Halogen
1270	X	unknown
1271	XAG	Silver Troy Ounce
1272	XAN	XANthine
1273	XAU	Gold Troy Ounce
1274	XDB	eXtra Dense Bonding
1275	Xe	Xenon
1276	XLS	Xenon Light Source
1277	XOD	Xanthine Oxidase
1278	XPD	Palladium Troy Ounce
1279	XPT	Platinum Troy Ounce
1280	XUM	X-ray Ultra-Microscope
1281	XYD	XYliDine
1282	Y	Tyrosine
1283	y	yocto prefix (10-24)
1284	Y	Yotta prefix (1024)
1285	Y	Yttrium
1286	YA	Yield Analysis
1287	YAG	Yttrium Aluminum Garnet
1288	YAP	Yield Analysis Pattern
1289	Yb	Ytterbium
1290	YBCO	Yttrium Barium Copper Oxide
1291	YBG	Your Best Guess
1292	YCC	American Chemical Society Younger Chemists Committee
1293	Yd	Yard
1294	YIC	Yttrium Lithium Fluoride
1295	Yr	Year
1296	YZN	Yellow ZiNc dichromate
1297	Z	Atomic Number
1298	Z	azimuth
1299	Z	Impedance
1300	Z	proton number
1301	z	zepto prefix (10-21)
1302	Z	zero
1303	Z	Zetta prefix (1021)
1304	ZB	Zinc Blende
1305	ZC	Zero Calibration
1306	ZC	Zinc Composite
1307	ZCG	Zeolite Crystal Growth
1308	ZCR	Zinc Chromium
1309	ZCS	Zinc Coated Steel
1310	ZDC	Zero Degrees Kelvin
1311	ZE	Zone Electrophoresis
1312	ZEKE	Zero Electron Kinetic Energy
1313	ZG	Zero Gravity
1314	ZINC	Zinc Is Not Copper
1315	ZK	Zero Kelvin
1316	Zn	Zinc
1317	ZO	Zinc Oxide
1318	ZP	Zero Pressure
1319	Zr	Zirconium
1320	ZRE	Zinc Responsive Element