Biochem Chemopharma

Chromic acid disodium salt; Chromium disodium oxide; Rachromate

Sodium hydrogen sulfate monohydrate

Nitric acid silver(I) salt

Nitric acid silver(I) salt

2-Hydroxybenzoic acid

Basic Red 2, Cotton Red, Gossypimine, Safranin O, Safranin T, Safranin Y or A

Tetrahydropyrrole; Tetramethyleneimine

Acid C3, Propanoic acid, Propanyl acid