Chemical Primary Standard

Chemical Primary Standard refers to a highly pure, well-characterized chemical substance that is used as a reference material for accurate quantitative analysis in pharmaceutical, chemical, and analytical laboratories.

2-bromo-1-(3-chlorothiophen-2-yl)ethanone

CAS Number

256486-71-2

Chemical Primary Standard

N-Fluorobenzenesulfonimide

CAS Number

133745-75-2

Chemical Primary Standard

4-Chloro-7H-pyrrolo[2,3-d]pyrimidine

CAS Number

3680-69-1

Chemical Primary Standard

5-Isobutyl-2-Methoxy Aniline

CAS Number

1177214-83-3

Chemical Primary Standard

1,2-dimethoxybenzene

CAS Number

91-16-7

Chemical Primary Standard

5-Isothiocyanato-3-(trifluoromethyl)picolinonitrile

CAS Number

951753-87-0

Chemical Primary Standard

5-Amino-3-(trifluoromethyl)pyridine-2-carbonitrile

CAS Number

573762-62-6

Chemical Primary Standard

1,1'-Thiocarbonyldi-2(1H)-pyridone

CAS Number

102368-13-8

Chemical Primary Standard

2-(Trimethylsilyl)ethoxymethyl chloride

CAS Number

76513-69-4

Chemical Primary Standard

3-(2-chloroethyl)-2-methyl-6,7,8,9-tetrahydropyrido[1,2-a]pyrimidin-4-one

CAS Number

63234-80-0

Chemical Primary Standard

N-Ethyl-2-(4-formylphenyl)acetamidea

CAS Number

2477812-42-1

Chemical Primary Standard

Tert-butyl N-[2-[4-(bromomethyl)phenyl]ethyl]carbamate

CAS Number

914103-95-0

Chemical Primary Standard

(1H-Pyrazol-4-yl)boronic acid hydrochloride

CAS Number

1256346-38-9

Chemical Primary Standard

6-Bromo-2-chloro-8-cyclopentyl-5-methylpyrido[2,3-d]pyrimidin-7(8H)-one

CAS Number

1016636-76-2

Chemical Primary Standard

Tetrakis(triphenylphosphine)palladium

CAS Number

14221-01-03

Chemical Primary Standard

5-(Piperazin-1-yl)pyridin-2-ylamine

CAS Number

1082876-26-3

Chemical Primary Standard

3-Cyclopentylacrylonitrile

CAS Number

591769-05-0

Chemical Primary Standard

5-Bromo-2-nitropyridine

CAS Number

39856-50-3

Chemical Primary Standard

Tert-Butyl 4-(6-aminopyridin-3-yl)piperazine-1-carboxylate

CAS Number

571188-59-5

Chemical Primary Standard

2,3,4,6,7,8,9,10-Octahydropyrimido[1,2-a]azepine

CAS Number

6674-22-2

Chemical Primary Standard

Iodomethanol

CAS Number

50398-30-6

Chemical Primary Standard

5-Chloro-1-methyl-4-nitroimidazole

CAS Number

4897-25-0

Chemical Primary Standard

2-Bromo-5-iodobenzoic acid

CAS Number

25252-00-0

Chemical Primary Standard

1,2-Dibromoethane

CAS Number

106-93-4

Chemical Primary Standard

Phenetole

CAS Number

103-73-1

Chemical Primary Standard

(1S)-4,5-Dimethoxy-1-[(methylamino)methyl]benzocyclobutane

CAS Number

866783-12-2

Chemical Primary Standard

2-Chloro-1-(3,4-dihydroxyphenyl)ethanone

CAS Number

99-40-1

Chemical Primary Standard

D-(+)-Glucono-1,5-lactone

CAS Number

90-80-2

Chemical Primary Standard

Epinephrine

CAS Number

51-43-4

Chemical Primary Standard

Chlorotrimethylsilane

CAS Number

75-77-4

Chemical Primary Standard

Ethyl 3-cyano-2-oxopropanoate

CAS Number

56290-86-9

Chemical Primary Standard

4-Fluorobenzylhydrazine dihydrochloride

CAS Number

1000805-93-5

Chemical Primary Standard

(2-Fluorobenzyl)hydrazine hydrochloride

CAS Number

1216246-45-5

Chemical Primary Standard

2-Chloronicotinoyl chloride

CAS Number

49609-84-9

Chemical Primary Standard

2,3,4,6-Tetrakis-O-trimethylsilyl-D-gluconolactone

CAS Number

32384-65-9

Chemical Primary Standard

Methyl chloroformate

CAS Number

79-22-1

Chemical Primary Standard

Methanesulfonic acid

CAS Number

75-75-2

Alternate CAS Number

54253-62-2(Cu salt);2386-57-4(Na Salt)

Chemical Primary Standard

Benzeneazomalononitrile

CAS Number

6017-21-6

Chemical Primary Standard

Triethylsilane

CAS Number

617-86-7

Chemical Primary Standard

Diethyl ethoxymethylenemalonate

CAS Number

87-13-8

Chemical Primary Standard

Ethyl chloroformate

CAS Number

541-41-3

Chemical Primary Standard

Acetic anhydride

CAS Number

108-24-7

Chemical Primary Standard

1-Bromobutane

CAS Number

109-72-8

Chemical Primary Standard

4-Amino-1-butanol

CAS Number

13325-10-5

Chemical Primary Standard

4-(Isopropylamino)butanol

CAS Number

42042-71-7

Chemical Primary Standard

Tert-Butyl Bromoacetate

CAS Number

5292-43-3

Chemical Primary Standard

5-Chloro-2,3-diphenylpyrazine

CAS Number

41270-66-0

Chemical Primary Standard

Propiolamide

CAS Number

7341-96-0

Chemical Primary Standard

Chemical Primary Standard

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