Chromotrope 2B

2-Amino-4,5-dimethoxybenzoic a

Deuterium chloride

4-Acetamidobenzenesulfonyl azi

Silica gel

N,N-Diformylacetamide

5-Bromo-6-chloro-2-picoline

Chromium

3-Fluoro-4-pyridinecarboxaldeh

Perfluoro-tert-butyl alcohol,

2-Amino-p-cresol