Supplier Page from Thermo Fisher Scientific for Humic acid, sodium salt, 45-70%, technical, (as humic acid)
Dulcitol, 99+% from Thermo Fisher Scientific
Emodin, 95%, tech from Thermo Fisher Scientific
Ethyl trifluoroacetate, 99% from Thermo Fisher Scientific
Ethylenediaminetetraacetic acid, tetrasodium salt hydrate, 98%, pure from Thermo Fisher Scientific