Supplier Page from Thermo Fisher Scientific for Xylenol Orange tetrasodium salt, 0.1% w/v aq. soln
4-Aminophenylacetic acid, 98% from Thermo Fisher Scientific
Eicosanoic acid, 98% from Thermo Fisher Scientific
Hesperidin, 97%, includes analogeous compounds from Thermo Fisher Scientific
Inosine, 99% from Thermo Fisher Scientific