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VAQORACHEMICALS
Impurities & Reference Standards

API Impurities

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

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Reference Standard
8-Epi-Cyanocobalamin chemical structure
8-Epi-Cyanocobalamin
CAS
41325-63-7
Formula
C63H88CoN14O14P
MW
1355.4 g/mol
VQ-025102
Reference Standard
8-Epitacrolimus chemical structure
8-Epitacrolimus
CAS
129212-35-7
Formula
C44H69NO12
MW
804 g/mol
VQ-028168
Reference Standard
8-Ethoxy Impurity chemical structure
8-Ethoxy Impurity
CAS
143158-55-8
Formula
C15H13F2NO4
MW
309.26 g/mol
VQ-038509
Reference Standard
8-Fluoronorfloxacin chemical structure
8-Fluoronorfloxacin
CAS
99726-76-8
Formula
C16H17F2N3O3
MW
337.32 g/mol
VQ-044614
Reference Standard
8-Methylxanthine chemical structure
8-Methylxanthine
CAS
17338-96-4
Formula
C6H6N4O2
MW
166.14 g/mol
VQ-042144

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