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VAQORACHEMICALS
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Impurities & Reference Standards

Pharmacopoeial and non-pharmacopoeial impurities, metabolites, nitrosamines and working standards with characterisation data for QC and regulatory work.

28,554products
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Reference Standard
4-Hydroxyestradiol chemical structure
4-Hydroxyestradiol
CAS
5976-61-4
Formula
C18H24O3
MW
288.4 g/mol
VQ-048278
Reference Standard
4-Hydroxymelatonin chemical structure
4-Hydroxymelatonin
CAS
39998-64-6
Formula
C13H16N2O3
MW
248.28 g/mol
VQ-038290
Reference Standard
4-Hydroxymellein chemical structure
4-Hydroxymellein
CAS
33788-22-6
Formula
C10H10O4
MW
194.18 g/mol
VQ-040915
Reference Standard
4-Hydroxyphenytoin chemical structure
4-Hydroxyphenytoin
CAS
2784-27-2
Formula
C15H12N2O3
MW
268.27 g/mol
VQ-041455

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