Supplier Page from Thermo Fisher Scientific for Potassium permanganate, low in mercury, ACS, 99.0% min
2-Ethyl-1,3-hexanediol, 99%, mixture of isomers from Thermo Fisher Scientific
2-Mercaptobenzothiazole, 95% from Thermo Fisher Scientific
Methyl 5-bromovalerate, 97% from Thermo Fisher Scientific
Sulfanilamide, 98% from Thermo Fisher Scientific