PowerShell/Data/Abbr/chemistry.csv

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