Supplier:Superaws FOB Reference Price of Vitamin B1 Powder: $317.00 – $325.00/ Kilogram|1 Kilogram/Kilograms(Min. Order) 99% Thiamine HCL Vitamin B1 Powder Supplier Vitamin b1 is also called thiamine or fight neuritis vitamins or resistance beriberi, white crystal, the presence of oxidants easily by oxidative dehydrogenation thiamine, which appear blue fluorescence under uv irradiation.By the pyrimidine ring and based on the combination of …