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Impurities & Reference Standards

API Impurities

Source 1942 api impurities for research, QC and production, documented with COA and SDS.

14,098products
1,516in stock
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Reference Standard
L- Biopterin chemical structure
L- Biopterin
CAS
22150-76-1
Formula
C9H11N5O3
MW
237.22 g/mol
VQ-023741
Reference Standard
L-Acetylcarnitine chemical structure
L-Acetylcarnitine
CAS
3040-38-8
Formula
C9H17NO4
MW
203.24 g/mol
VQ-039872
Reference Standard
L-Alanyl-l-alanine chemical structure
L-Alanyl-l-alanine
CAS
1948-31-8
Formula
C6H12N2O3
MW
160.17 g/mol
VQ-032433
Reference Standard
L-Arg(1)-Icatibant chemical structure
L-Arg(1)-Icatibant
CAS
193618-59-6
Formula
C59H89N19O13S
MW
1304.5 g/mol
VQ-037643
Reference Standard
L-Cephalexin chemical structure
L-Cephalexin
CAS
34632-04-7
Formula
C16H17N3O4S
MW
347.4 g/mol
VQ-024905
Reference Standard
L-Cit-Cetrorelix
L-Cit-Cetrorelix
CAS
335158-68-4
Formula
C70H92ClN17O14
MW
1431.04 g/mol
VQ-047738
Reference Standard
L-Cycloserine chemical structure
L-Cycloserine
CAS
339-72-0
Formula
C3H6N2O2
MW
102.09 g/mol
VQ-025115
Reference Standard
L-Cysteic Acid chemical structure
L-Cysteic Acid
CAS
498-40-8
Formula
C3H7NO5S
MW
169.16 g/mol
VQ-034927

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