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, or: Internal Combustion Engine
462	ICP	Inductively Coupled Plasma
463	ICSC	International Chemical Safety Card
464	ICSD	Inorganic Crystal Structure Database
465	ICSN	Institut de Chimie des Substances Naturelles
466	IE	Inert Electrolyte
467	IE	Ionization Energy
468	IG	Inert Gas
469	iHOP	information Hyperlinked Over Proteins
470	IK	Inverse Kinematics
471	IMBR	Immersed Membrane BioReactor
472	IMF	InterMolecular Force
473	IMS	Industrial Methylated Spirit
474	In	Indium
475	InChI	International Chemical Identifier
476	IOC	InOrganic Contaminant
477	IOCB	Institute of Chemistry and Biochemistry
478	IOCM	International Organic Chemistry Meeting
479	IPA	IsoPropyl Alcohol
480	IQ	Iron Quality
481	IR	Incident Report
482	IR	InfraRed
483	IR	Ionizing Radiation
484	Ir	Iridium
485	IRM	Interference Reflection Microscopy
486	ISI	In-Situ Interfermometer ISM,Industrial, Scientific, or Medical
487	ISI	Initial State Interaction
488	IUPAC	International Union of Pure and Applied Chemistry
489	J	Joule
490	JAC	Journal of Analytical Chemistry
491	JAW	Just Add Water
492	JBC	Journal of Biological Chemistry
493	JCG	Journal of Crystal Growth
494	JCS	Journal of the Chemical Society
495	JOC	Journal of Organic Chemistry
496	k	Boltzmann constant
497	K	Karat
498	K	Kelvin
499	k	kilo prefix (102)
500	K	Potassium
501	Ka	Acid dissociation constant
502	Kd	Dissociation constant
503	KE	Kinetic Energy
504	Keq	Equilibrium constant
505	kg	kilogram
506	KGA	KetoGlutaric Acid
507	kHz	kilohertz
508	km	kilometer
509	KMT	Kinetic Molecular Theory
510	Kr	Krypton
511	KTM	Kinetic Thermal Mixing
512	kW	kilowatt
513	L	azimuthal quantum number
514	L	Inductance
515	L	Length
516	L	Leucine
517	L	liter
518	L	luminosity
519	Li	Lithium
520	LIBS	Laser Induced Breakdown Spectroscopy
521	LiP	Lithium Polymer battery
522	Liq	Liquid
523	LLD	Liquid Level Detection
524	LLE	Liquid-Liquid Equilibrium
525	LLNL	Lawrence Livermore National Laboratory
526	LMA	Low Moisture Absorption
527	LME	Liquid Metal Embrittlement
528	LMH	Liquid Hydrogen
529	LN	Liquid Nitrogen
530	ln	natural logarithm
531	LNG	Liquid Natural Gas
532	LO	Localized Orbitals
533	LOD	Loss On Drying
534	LOQ	Limit Of Quantification
535	LOX	Liquid Oxygen
536	LP	Liquid Petroleum
537	LP	Liquid Propane
538	LPA	Liquid Pressure Amplifier
539	LPG	Liquid Petroleum Gas
540	Lq	Liquid
541	Lqd	Liquid
542	Lr	Lawrencium
543	LSD	Lysergic Acid Diethylamide
544	LSE	Low Surface Energy
545	LT	Less Than
546	Lt	light
547	LT	Low Temperature
548	LTE	Local Thermodynamic Equilibrium
549	LTG	Liquid To Gas
550	LTOEL	Long Term Occupational Exposure Limit
551	Lu	Lutetium
552	LUMO	Lowest Unoccupied Molecular Orbital
553	LV	Low Volatility
554	LVS	Large Volume Sampler
555	Lw	Lawrencium (Changed to Lr)
556	LWC	Light Water Content
557	LWG	Liquid Water in Grams
558	M	concentration (Molarity)
559	m	mass
560	M	Mega prefix (106)
561	m	meter
562	M	Methyl
563	m	Milli prefix (10-3)
564	M	Molar
565	M	Molecule
566	M3/H	Cubic Meters per Hour
567	mA	milliampere
568	MAC	Mobile Analytical Chemical
569	MADG	Moisture Activated Dry Granulation
570	MAM	Methyl Azoxy Methanol
571	MASER	Microwave Amplification by Stimulated Emission of Radiation
572	MAX	MAXimum
573	mbar	millibar
574	MBBA	N-(4-MethoxyBenzylidene)-4-ButylAniline
575	MC	MethylCellulose
576	MCA	Multi Channel Analyzer
577	MCL	Maximum Contaminant Level
578	MCR	MultiComponent Reaction
579	MCT	Medium Chain Triglyceride
580	MCT	MonoCarboxylate Transporter
581	Md	Mendelevium
582	MDA	MethyleneDiAniline
583	MDCM	Mechanistically Defined Chemical Mixtures
584	MDI	Methylene Diphenyl diIsocyanate
585	MDMA	MethyleneDioxy-MethylAmphetamine
586	MDQ	Minimum Daily Quantity
587	me	mass of an electron
588	ME	Materials Engineering
589	ME	MEthyl group
590	MEE	Minimum Explosive Energy
591	MEG	MonoEthylene Glycol
592	MEL	MethylEthylLead
593	MES	MethylEthylSulfate
594	MeV	Million electronVolt or MegaelectronVolt
595	MF	Methyl Formate
596	MF	Micro Fiber
597	MFG	Molecular Frequency Generator
598	MFP	Maximum Freezing Point
599	MFP	Molecular Free Path
600	MFP	MonoFluoroPhosphate
601	Mg	Magnesium
602	mg	milligram
603	MGA	Modular Gas Analyser
604	MH	Metal Halide
605	MH	Methyl Hydroxide
606	MHz	MegaHertz
607	MIBK	MethylIsoButylKetone
608	MIDAS	Molecular Interactions Dynamics And Simulations
609	MIG	Metal Inert Gas
610	MIN	MINimum
611	min	minutes
612	MIT	MethylIsoThiazolinone
613	MKS	Meter-Kilogram-Second
614	MKSA	Meter-Kilogram-Second-Ampere
615	mL or ml	milliliter
616	ML	Mono Layer
617	mm	millimeter
618	MM	Molar Mass
619	mmHg	millimeters of mercury
620	Mn	Manganese
621	MNT	Molecular NanoTechnology
622	MO	Molecular Orbital
623	Mo	Molybdenum
624	MOAH	Mineral Oil Aromatic Hydrocarbon
625	MOH	Measurement of Hardness
626	mol	mole
627	MOL	molecule
628	MP	Melting Point
629	MP	Metal Particulate
630	MPD	2-Methyl-2,4-PentaneDiol
631	MPD	m-PhenyleneDiamine
632	MPH	Miles Per Hour
633	MPS	Meters Per Second
634	Mr	Relative Molecular mass
635	MRT	Mean Radiant Temperature
636	MS	Mass Spectrometry
637	ms	millisecond
638	MSDS	Material Safety Data Sheet
639	MSG	MonoSodium Glutamate
640	Mt	Meitnerium
641	MTBE	Methyl Tert-butyl Ether
642	MW	MegaWatt
643	mW	MilliWatt
644	MW	Molecular Weight
645	MWCNT	Multi-Walled Carbon NanoTube
646	MWCO	Molecular Weight CutOff
647	MWM	Molecular Weight Marker
648	n	nano prefix (10-9)
649	n	neutron
650	n	neutron emission
651	N	Newton
652	N	Nitrogen
653	N	Normal (concentration)
654	n	number of moles
655	n0	neutron
656	NA	Avogadro constant
657	NA	Not Active
658	NA	Nucleic Acid
659	Na	Sodium
660	NAA	N-AcetylasPartate
661	NAA	Naphtalic Acetic Acid
662	NAC	Naphthenic Acid Corrosion
663	NAD+	Nicotinamide Adenine Dinucleotide
664	NADH	Nicotinamide Adenine Dinucleotide,Hydrogen (reduced)
665	NADP	Nicotinamide Adenine Dinucleotide Phosphate
666	NAS	National Academy of Science
667	Nb	Niobium
668	NBC	Nuclear, Biological, Chemical
669	NBO	Natural Bond Orbital
670	NCE	New Chemical Entity
671	NCEL	New Chemical Exposure Limit
672	NCR	No Carbon Required
673	NCW	National Chemistry Week
674	Nd	Neodymium
675	Ne	Neon
676	NE	Non Equilibrium
677	NE	Nuclear Energy
678	NG	Natural Gas
679	NHE	Normalized Hydrogen Electrode
680	Ni	Nickel
681	NIH	National Institutes of Health
682	NiMH	Nickel Metal Halide
683	NIST	National Institute of Standards and Technology
684	nm	nanometer
685	NM	Non Metal
686	NMR	Nuclear Magnetic Resonance
687	NNK	Nicotine-derived Nitrosamine Ketone
688	No	Nobelium
689	NOAA	National Oceanic and Atmospheric Administration
690	NORM	Naturally Occurring Radioactive Material
691	NOS	Nitric Oxide Synthase
692	NOS	Nitrous Oxide
693	NOx	Nitrogen Oxides
694	Np	Neptunium
695	NR	Not Recorded
696	NS	Not Significant
697	NU	Natural Uranium
698	NV	Non-Volatile
699	NVC	Non-Volatile Chemical
700	NVOC	Non–Volatile Organic Chemical
701	NW	Nuclear Weapon
702	O	Oxygen
703	O3	Ozone
704	OA	Oleic Acid
705	OAA	OxaloAcetic Acid
706	OAc	Acetoxy functional group
707	OAM	Orbital Angular Momentum
708	OB	Oligosaccharide Binding
709	OC	Organic Carbon
710	OD	Optical Density
711	OD	Oxygen Demand
712	ODC	Ornithine DeCarboxylase
713	OER	Oxygen Enhancement Ratio
714	OF	Oxygen Free
715	OFC	Oxygen Free Copper
716	OFHC	Oxygen Free High thermal Conductivity
717	OH	alcohol
718	OH	hydroxide
719	OH	hydroxyl functional group
720	OI	Oxygen Index
721	OILRIG	Oxygen Is Losing, Reduction Is Gaining
722	OM	Organic Matter
723	ON	Oxidation Number
724	OP	Organophosphate
725	OQS	Occupied Quantum State
726	OR	Oxidation-Reduction
727	ORNL	Oak Ridge National Laboratory
728	ORP	Oxidation-Reduction Potential
729	ORR	Oxidation-Reduction Reaction
730	Os	Osmium
731	OSHA	Occupational Safety and Health Administration
732	OSL	Optically Stimulated Luminescence
733	OTA	OchraToxin A
734	OV	Organic Vapor
735	OVA	Organic Vapor Analyser
736	OVA	OVAlbumin
737	OWC	Oil-Water Contact
738	OX	Oxidation
739	OX	oxygen
740	OXA	OXanilic Acid
741	OXT	OXyTocin
742	OXY	Oxygen
743	p+	Proton
744	P	Peta prefix (1015)
745	P	Phosphorus
746	p	pico prefix (10-12)
747	P	Pressure
748	P	Proton
749	Pa	Pascal
750	PA	Phosphatidic Acid
751	Pa	Protactinium
752	PA	Proton Affinity
753	PAA	PolyAcrylic Acid
754	PABA	ParaAminoBenzoic Acid
755	PAC	Pharmaceutically Active Compound
756	PAC	Polycyclic Aromatic Content
757	PAC	Powdered Activated Carbon
758	PAEK	PolyArylEtherKetone
759	PAGE	PolyAcrylamide Gel Electrophoresis
760	PAH	Polycyclic Aromatic Hydrocarbon
761	PAI	PolyAmide Imide
762	PAO	PolyAlphaOlefin
763	PASA	PolyAmide, Semi-Aromatic
764	Pb	Lead
765	PB	PolyButylene
766	PBB	PolyBrominated Biphenyl
767	PBD	PolyButaDiene
768	PBI	PolyBenzImidazole
769	PBN	PolyButylene Naphthalate
770	PBS	Phosphate Buffered Saline
771	PBT	PolyButylene Terephthalate
772	PC	PolyCarbonate
773	PC	Pyruvate Carboxylase
774	PCA	Pyrrolidone Carboxylic Acid
775	PCC	Pyridine Chloro Chromate
776	PCE	Tetrachloroethylene
777	PCR	Polymerase Chain Reaction
778	PCV	Pressure Control Valve
779	Pd	Palladium
780	PD	Positive Displacement
781	PD	Potential Difference
782	PE	PhycoErythrin
783	PE	Polyethylene
784	PE	Potential Energy
785	PEA	PolyEster Amine
786	PEEK	PolyEtherEtherKetone
787	PEG	PolyEthylene Glycol
788	PEK	Poly Ether Ketone
789	PEL	Permissible Exposure Limit
790	PERC	Tetrachloroethylene
791	PES	PolyEtherSulfone
792	PET	PolyEthylene Terephthalate
793	PETP	PolyEthyleneTerePhthalate
794	PEX	Cross-linked PolyEthylene
795	PFC	Perfluorocarbon
796	pg	picogram
797	PG	Propylene Glycol
798	PG	Prostaglandin
799	PGA	3-PhosphoGlyceric Acid
800	PGA	PolyGlutamic Acid
801	PGE	Platinum Group Elements
802	PGM	Platinum Group Metals
803	pH	measurement of H+ ions in aqueous solution
804	PH	Phenol functional group
805	PHA	PolyHydroxyAlkanoate
806	PHB	PolyHydroxyButyrate
807	PHC	Petroleum HydroCarbon
808	PHMB	PolyHexaMethyleneBiguanide
809	PHT	PHThalate
810	PI	Phosphate Ion
811	PI	PolyImide
812	PIB	PolyIsoButylene
813	pK	measurement of the dissociation constant
814	PLA	Polymerized Lactic Acid
815	PLC	PhosphoLipase-C
816	PM	Particulate Matter
817	PM	Photo Multiplier
818	pm	picometer
819	PM	Plasma Membrane
820	PM	Powder Metallurgy
821	Pm	Promethium
822	PM10	Particulates smaller than 10 μm.
823	PM3	Parameterized Model number 3
824	PMA	PhosphoMolybdic Acid
825	PMA	PolyMethyl Acrylate
826	PMID	PubMed IDentifier
827	PMMA	PolyMethylMethAcrylate
828	PMO	PolyMethylene Oxide
829	PNPA	PolyNucleotide Phosphorylase A
830	PNPB	PolyNucleotide Phosphorylase B
831	Po	Polonium
832	POC	Polar Organic Contaminant
833	pOH	measurement of OH- ions in aqueous solution
834	POL	Petroleum, Oils, and Lubricants
835	POP	Persistent Organic Pollutant
836	PORC	Porcelain
837	PPA	PhenylPropanolAmine
838	PPA	PolyPhthalAmide
839	ppb	Parts per billion
840	ppm	Parts per million
841	PPO	PolyPhenylene Oxide
842	PPS	PolyPhenylene Sulfide
843	PPT	Parts Per Trillion
844	PPT	PolyPyrimidine Tract
845	PPT	Precipitate
846	Pr	Praseodymium
847	PRV	Pressure Relief Valve
848	PSI	Pounds per Square Inch
849	PSV	Pressure Safety Valve
850	Pt	Platinum
851	PTFE	PolyTetraFluoroEthylene
852	Pu	Plutonium
853	PU	PolyUrethane
854	PV	Parity Violation
855	PV	Pressure Volume
856	PVC	PolyVinyl Chloride
857	PVT	Pressure, Volume, Temperature
858	PXY	Para-XYlene
859	Q	Heat energy
860	QA	Quinolinic Acid
861	QC	Quality Control
862	QCD	Quantum ChromoDynamics
863	QED	Quantum ElectroDynamics
864	QED	Quod Erat Demonstradum (Latin for “which was to be demonstrated”)
865	QM	Quantum Mechanics
866	QS	Quantum State
867	QS	Quantum Sufficit (Latin for “as much as needed”)
868	qt	quart
869	QW	Quit Whining
870	QY	Quantum Yield
871	R	Arginine amino acid
872	R	Chiral center for R/S system
873	R	functional group or side chain of atoms variable
874	R	Ideal Gas Constant
875	R	Reactive
876	R	Redux
877	R	Resistance
878	R	Rydberg Constant
879	R	Röntgen unit
880	Ra	Radium
881	RA	Retinoic Acid
882	RACHEL	Remote Acess Chemical Hazards Electronic Library
883	rad	Radiation, Absorbed Dose
884	rad	radian
885	Rad	Radioactive
886	Rb	Rubidium
887	RBA	Rutherford Backscattering Analysis
888	RBD	Refined, Bleached and Deodorized
889	RCS	Reactive Chemical Species
890	RDA	Recommended Daily Allowance
891	RDT	Recombinant DNA Technology
892	RDX	cyclotrimethylenetrinitramine
893	RDX	Research Department Explosive
894	RE	Rare Earth
895	Re	Rhenium
896	REACH	Registration, Evaluation, Authorization, and restriction of CHemical substances
897	REE	Rare Earth Element
898	Ref	Reference
899	rem	Radiation Equivalent, Man
900	REM	Rare Earth Metal
901	REQ	Required
902	RER	Respiratory Exchange Ratio
903	RF	Radio Frequency
904	RF	Resonance Frequency
905	Rf	Rutherfordium
906	RFIC	Reagent-Free Ion Chromatography
907	RFM	Relative Formula Mass
908	RG	Rare Gas
909	Rg	Roentgenium
910	RH	Relative Humidity
911	Rh	Rhodium
912	RH	Rydberg Constant for Hydrogen
913	RHE	Reversible Hydrogen Electrode
914	RHIC	Relativistic Heavy Ion Collider
915	RHS	Right Hand Side
916	RI	Radical Initiator
917	RIO	Red IronOxide
918	RL	Reaction Level
919	RMM	Relative Molar Mass
920	RMS	Root Mean Square
921	Rn	Radon
922	RNA	RiboNucleic Acid
923	RNS	Reactive Nitrogen Species
924	RO	Red Oxide
925	RO	Reverse Osmosis
926	ROHS	Restriction Of Hazardous Substances
927	ROS	Reactive Oxygen Species
928	ROWPU	Reverse Osmosis Water Purification Unit
929	RPM	Revolutions Per Minute
930	RPT	Repeat
931	RSC	Royal Society of Chemistry
932	RT	Energy (Rydberg Constant x Temperature)
933	RT	Reverse Transcriptase
934	RT	Room Temperature
935	RTM	Read The Manual
936	RTP	Room Temperature and Pressure
937	RTSC	Room Temperature Super Conductor
938	Ru	Ruthenium
939	S	Entropy
940	s	seconds
941	s	solid
942	s	spin quantum number
943	S	Sulfur
944	SA	Salicylic Acid
945	SA	Surface Area
946	SAC	S-Allyl Cysteine
947	SAC	Strong Acid Cation
948	sal	salt (Latin)
949	SAM	S-Adenosyl Methionine
950	SAM	Spin Angular Momentum
951	SAN	Styrene-AcryloNitrile
952	SAP	Super Absorbent Polymer
953	SAQ	Soluable AnthraQunone
954	SAS	Small Angle Scattering
955	SATP	Standard Ambient Temperature and Pressure
956	Sb	Antimony
957	SB	Solvent Based
958	SBA	Strong Base Anion
959	SBC	Styrene Butadiene Copolymer
960	SBR	Sequencing Batch Reactor
961	SBS	Styrene Butadiene Styrene
962	Sc	Scandium
963	SC	Silicon Carbide
964	SCBA	Specific Chemical and Biologic Agents
965	SCC	Stress Corrosion Cracking
966	Sci	Science
967	SCN	Thiocyanate
968	SCO	Super Charged Oxygen
969	SCS	Single Crystal Silicon
970	SCU	SCoville Units
971	SCVF	Single Chamber Vacuum Furnace
972	SCW	Super Critical Water
973	SCX	Strong Cation eXchanger
974	SDMS	Scientific Data Management System
975	SDV	Shut Down Valve
976	SDW	Spin Density Wave
977	SE	Sample Error
978	Se	Selenium
979	Sec	Seconds
980	SEP	Separate
981	SEU	Slightly Enriched Uranium
982	SF	Safety Factor
983	SF	Significant Figures
984	SFC	Supercritical Fluid Chromatography
985	SFPM	Suspended Fine Particulate Matter
986	Sg	Seaborgium
987	SG	Specific Gravity
988	SG	Spheroidal Graphite
989	SH	Thiol functional group
990	SHC	Synthetic HydroCarbon
991	SHE	Standard Hydrogen Electrode
992	SHF	Super High Frequency
993	SI units	Système international d’unités (International System of Units)
994	Si	Silicon
995	SL	Sea Level
996	SL	Short Lived
997	SLI	Solid-Liquid Interface
998	SLP	Sea Level Pressure
999	Sm	Samarium
1000	SM	Semi-Metal
1001	SM	Standard Model
1002	SMILES	Simplified Molecular Input Line Entry System
1003	SN	Sodium Nitrate
1004	Sn	Tin
1005	SNAP	S-Nitroso-N-AcetylPenicillamine
1006	SNP	Single-Nucleotide Polymorphism
1007	sp	hybrid orbital between s and p orbitals
1008	SP	Solubility Product
1009	Sp	Special
1010	SP	Starting Point
1011	SPDF	atomic electron orbital names
1012	SQ	squared
1013	Sr	Strontium
1014	SS	Solid Solution
1015	SS	Stainless Steel
1016	SSP	Steady State Plasma
1017	STEL	Short Term Exposure Limit
1018	STM	Scanning Tunneling Microscope
1019	STP	Standard Temperature and Pressure
1020	SUS	SUSpension
1021	T	Period of a wave
1022	T	Tera prefix (1012)
1023	T	Thymine
1024	t	time
1025	T	Transition Metal
1026	T	Tritium
1027	Ta	Tantalum
1028	TaC	Tantalum Carbide
1029	TAC	Teiacetyl Cellulose
1030	TAG	TriAcylGlyceride
1031	tan	tangent
1032	TAN	Total Acid Number
1033	TAS	Total Alkali versus Silica
1034	TAS	Total Analysis System
1035	TAT	TriAcetone TriPeroxide
1036	Tb	Terbium
1037	TBA	2,4,6-TriBromoAnisole
1038	TBA	TertButylArsine
1039	TBC	4-TertButylCatechol
1040	TBHQ	TertButylHydroQuinone
1041	TBP	True Boiling Point
1042	TBT	TriButylTin
1043	Tc	Critical Temperature
1044	Tc	Technitium
1045	TC	Temperature Compensated
1046	TC	Temperature Controlled
1047	TC	Theoretical Chemistry
1048	TCA	TauroCholic Acid
1049	TCA	TCA cycle (citric acid cycle)
1050	TCA	TriChloroAcetic Acid
1051	TCE	TriChloroEthane
1052	TCF	ThiolCarbon Fiber
1053	TCM	TetraChloromethane
1054	TCP	1,2,3-TriChloropropane
1055	TCP	Thermal Conversion Process
1056	TCP	Tocopherol
1057	TCP	TriCalcium Phosphate
1058	TCP	TriChloroPhenol
1059	TCS	Toxic Chemical System
1060	TCT	ToCoTrienol
1061	TCV	Temperature Control Valve
1062	TCVF	Two Chamber Vacuum Furnace
1063	TD	Temperature Displacement
1064	TD	Thermal Deposition
1065	TDA	Thermal Dilatometric Analysis
1066	TDC	Three Degrees Centigrade
1067	TDG	ThymineDNA Glycosylase
1068	TDI	Tolerable Daily Intake
1069	TDI	Toluene DiIsonate
1070	TDO	Tryptophan 2,3-DiOxygenase
1071	TDP	Thermal DePolymerization
1072	TDP	Thiamine DiPhosphate
1073	TDP	Thymidine DiPhosphate
1074	Te	Tellurium
1075	TEA	Terminal Electron Acceptor
1076	TEC	Thermal Electric Cooler
1077	TEL	Tetra Ethyl Lead
1078	TFM	Total Fatty Matter
1079	Th	Thorium
1080	THC	Tetra Hydra Cannabinol
1081	THM	TriHaloMethanes
1082	TI	Thermal Index
1083	Ti	Titanium
1084	TIC	Total Ion Current
1085	TIMS	Thermal Ionization Mass Spectroscopy
1086	TIP	TrisIsopropyl Phenyl
1087	Tl	Thallium
1088	TLC	Thin Layer Chromatography
1089	TLV	Toxic Level Value
1090	Tm	Thulium
1091	TM	Transition Metal
1092	TMD	Theoretical Maximum Density
1093	TMG	TriMethylGlycine
1094	TMMA	TetraMethylMalonAmide
1095	TMP	TriMethylPhosphate
1096	TMS	TriMethylSilane
1097	TNB	TriNitroBenzene
1098	TNS	Test No Ether
1099	TNT	TriNitroToluene
1100	TOBSY	Total ThroughBond Correlation Spectroscopy
1101	TOC	Total Organic Carbon
1102	TOI	Table Of Isotopes
1103	TON	Table Of Nuclides
1104	TOX	Toxic
1105	TP	Transition Point
1106	TP	Triple Point
1107	TPE	ThermoPlastic Elastomer
1108	TPM	Total Particulate Matter
1109	TR	Table Row
1110	TRAP	Tartrate Resistant Acid Phosphatase
1111	TRFM	Time Resolved Fluorescence Microscopy
1112	TRP	Tryptophan
1113	TS	Temperature Sensitive
1114	TSCB	TriSilaCycloButane
1115	TSP	Thermally Stable Polycrystalline
1116	TSP	TriSodium Phosphate
1117	TSPM	Total Suspended Particulate Matter
1118	TSS	Total Soluble Solids
1119	TST	Transitional State Theory
1120	TT	Test Tube
1121	TTC	Triphenyl Tetrazolium Chloride
1122	TTFD	Thiamine TetraHydroFurfurylDisulfide
1123	TTLC	Total Threshold Limit Concentration
1124	TTO	Total Toxic Organics
1125	TTP	Thymine TriPhosphate
1126	TTX	Tetrodotoxin
1127	TU	Thermally Unbound
1128	TWMC	Time Weighted Mean Concentration
1129	TWV	Total Water Vapor
1130	U	Internal Energy
1131	U	Undetectable
1132	U	Uranium
1133	UAFM	Uranyl Acetate Fluorescence Method
1134	UCK	Universal Chemical Key
1135	UG	Undisturbed Gas UHC,Unburned HydroCarbons
1136	UHF	Ultra High Frequency
1137	UHMW	Ultra High Molecular Weight
1138	UHP	Ultra High Pressure
1139	UHP	Ultra High Purity
1140	UHT	Ultra High Temperature
1141	UHV	Ultra High Vacuum
1142	ULG	Universal Liquid Gas
1143	ULO	Ultra Low Oxygen
1144	ULOQ	Upper Limit Of Quantitation
1145	ULS	Ultra Low Sulfur
1146	ULT	Ultra Low Temperature
1147	UNK	UNKnown
1148	UPW	Ultra Pure Water
1149	UQY	Ultimate Quality and Yield
1150	UUD	UnUnDuium (Element 112, now Cn)
1151	UUH	UnUnHexium (Element 116)
1152	UUO	UnUnOctium (Element 118)
1153	UUP	UnUnPentium (Element 115)
1154	UUQ	UnUnQuadium (Element 114)
1155	UUS	UnUnSeptium (Element 117)
1156	UUU	UnUnUnium (Element 111, now Rg)
1157	UV	UltraViolet
1158	UV-A	UltravViolet band A
1159	UV-B	UltraViolet band B
1160	UVA	UltraViolet band A
1161	UVB	UltraViolet band B
1162	UVF	UtraViolet Filter
1163	UVL	UltraViolet Lamp
1164	UVR	UltraViolet Reactive
1165	UXS	Glucuronic Acid DeCarboxylase
1166	UYQ	Uranium Yield Quantity
1167	V	Vacuum
1168	V	Valene
1169	V	Vanadium
1170	v	velocity
1171	V	Volt
1172	V	Volume
1173	VA	Nitrogen group
1174	VA	Volume Analyzer
1175	VAC	Vacuum
1176	VAC	Vacuum Assisted Closure
1177	VB	Vacuum Break
1178	VB	Valence Band
1179	VBJ	Vacuum Bell Jar
1180	VBT	Valence Bond Theory
1181	VC	Vapor Cloud
1182	VC	Vinyl Chloride
1183	VC	Viscous Coupled
1184	VCE	Vapor Cloud Explosion
1185	VCM	Vinyl Chloride Monomer
1186	Vd	Volume distribution
1187	VDB	VanDyke Brown test
1188	VDF	Van der Waals force
1189	VDW	Van der Waals radius
1190	VEQ	EQuilibrium Volume
1191	VEQ	EQuivalence point Volume
1192	VFn	Vertical Face number (n is a number)
1193	VH	Vapor Hazard
1194	VHH	Volatile Halogenated Hydrocarbon
1195	VHI	Vapor Hazard Index
1196	VHN	Vickers Hardness Number
1197	VHP	Vaporized Hydrogen Peroxide
1198	VHP	Very High Pressure
1199	VHT	Very High Temperature
1200	VHY	Very High Yield
1201	VI	Viscosity Index
1202	VLD	Vacuum Leak Detector
1203	VLE	Vapor Liquid Equilibrium
1204	VMD	Visual Molecular Dynamics
1205	VO	Vacuum Oven
1206	VOA	Volatile Organic Analysis
1207	VOC	Volatile Organic Compound
1208	VOL	Volume
1209	VP	Vapor Point
1210	VP	Vapor Pressure
1211	VPE	Virtual Potential Energy
1212	VR	Very Rapid
1213	VS	Very Saturated
1214	VS	Volatile Solid
1215	VSC	Volatile Sulfur Compound
1216	VSS	Volatile Suspended Solid
1217	VTC	Variable Temperature Cutoff
1218	VTP	Volume, Temperature, Pressure
1219	VU	Volume Units
1220	VV	Vacuum Vessel
1221	VV	Valence-Valence
1222	VW	Varies Widely
1223	W	Tryptofan
1224	W	Tungsten
1225	W	Watt
1226	W	wavelength
1227	W	Weight
1228	W	width
1229	W	Work
1230	W5	Which Was What We Wanted
1231	WA	Weak Acid
1232	WAC	Weak Acid Cation
1233	WB	Water Based
1234	WB	Weak Base
1235	WB	Weak Bond
1236	WBA	Weak Base Anion
1237	WC	Water Cosolvent
1238	WCS	Worst Case Scenario
1239	WD	Water Dispersant
1240	WD	Water Displacement
1241	WD	Wet/Dry
1242	WIAP	Water In All Phases
1243	WIN	Water Insoluble Nitrogen
1244	WNA	World Nuclear Association
1245	WO	Weak Oxidizer
1246	WP	White Phosphorus
1247	WPS	Water Phase Salt
1248	WR	Water Repellent
1249	WS	Wash Solution
1250	WS	Water Soluble
1251	WSNZ	Water Soluble Zinc
1252	WSPI	Water-Soluble Phosphorous, Inorganic
1253	WSPO	Water-Soluble Phosphorous, Organic
1254	WSS	Water Soluble Stabilizer
1255	WST	Weighted Settling Time
1256	WV	Water Vapor
1257	WVDA	Water Vapor Diffusion Analysis
1258	WVM	Water Vapor Monitor
1259	WVN	Water Vapor Nitrogen
1260	WVP	Water Vapor Permeability
1261	WVT	Water Vapor Transport
1262	WW	Waste Water
1263	WWIX	Waste Water Ion eXchange
1264	WYOL	Write Your Own Lab
1265	WYOLA	Write Your Own Lab Assignment
1266	WYU	What You Use
1267	X	Halogen
1268	X	unknown
1269	XAG	Silver Troy Ounce
1270	XAN	XANthine
1271	XAU	Gold Troy Ounce
1272	XDB	eXtra Dense Bonding
1273	Xe	Xenon
1274	XLS	Xenon Light Source
1275	XOD	Xanthine Oxidase
1276	XPD	Palladium Troy Ounce
1277	XPT	Platinum Troy Ounce
1278	XUM	X-ray Ultra-Microscope
1279	XYD	XYliDine
1280	Y	Tyrosine
1281	y	yocto prefix (10-24)
1282	Y	Yotta prefix (1024)
1283	Y	Yttrium
1284	YA	Yield Analysis
1285	YAG	Yttrium Aluminum Garnet
1286	YAP	Yield Analysis Pattern
1287	Yb	Ytterbium
1288	YBCO	Yttrium Barium Copper Oxide
1289	YBG	Your Best Guess
1290	YCC	American Chemical Society Younger Chemists Committee
1291	Yd	Yard
1292	YIC	Yttrium Lithium Fluoride
1293	Yr	Year
1294	YZN	Yellow ZiNc dichromate
1295	Z	Atomic Number
1296	Z	azimuth
1297	Z	Impedance
1298	Z	proton number
1299	z	zepto prefix (10-21)
1300	Z	zero
1301	Z	Zetta prefix (1021)
1302	ZB	Zinc Blende
1303	ZC	Zero Calibration
1304	ZC	Zinc Composite
1305	ZCG	Zeolite Crystal Growth
1306	ZCR	Zinc Chromium
1307	ZCS	Zinc Coated Steel
1308	ZDC	Zero Degrees Kelvin
1309	ZE	Zone Electrophoresis
1310	ZEKE	Zero Electron Kinetic Energy
1311	ZG	Zero Gravity
1312	ZINC	Zinc Is Not Copper
1313	ZK	Zero Kelvin
1314	Zn	Zinc
1315	ZO	Zinc Oxide
1316	ZP	Zero Pressure
1317	Zr	Zirconium
1318	ZRE	Zinc Responsive Element