Supplier Page from Thermo Fisher Scientific for Brucine sulfate hydrate, 98% (dry wt.), water <13%
4-Bromobutyric acid, 98% from Thermo Fisher Scientific
DL-Menthol, 99% from Thermo Fisher Scientific
D-Mannitol, 98+% from Thermo Fisher Scientific
Inosine, 99% from Thermo Fisher Scientific