Supplier Page from Thermo Fisher Scientific for Polyvinylsulfuric acid potassium salt, approx. M.W. 175,000
2-Mesitylenesulfonyl chloride, 99% from Thermo Fisher Scientific
Dicalite® speed plus, Diatomaceous filter-aid from Thermo Fisher Scientific
Imidazole, 99% from Thermo Fisher Scientific
Riboflavin, 98% from Thermo Fisher Scientific