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.

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Triphenylphosphine

CAS Number

603-35-0

Chemical Primary Standard

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Trityl Chloride

CAS Number

76-83-5

Chemical Primary Standard

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Valeronitrile

CAS Number

110-59-8

Chemical Primary Standard

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Vinylphenol-4

CAS Number

2628-17-3

Chemical Primary Standard

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[(4S,5S)-4-benzyl-2-oxo-1,3-oxazolidin-5-yl]methyl 4-nitrobenzenesulfonate

CAS Number

162221-28-5

Chemical Primary Standard

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[2′-(1H-Tetrazol-5-yl)biphenyl-4-yl]methanol

CAS Number

160514-13-6

Chemical Primary Standard