Vitamin B1 HCL (Thiamine Hydrochloride) Place of Origin: China We can supply VB1 HCL (Thiamine Hydrochloride) and VB1 Mono. (Thiamine Mono-nitrate), they can be used for food additives, feed and pharmaceuticals. 1) Quality standard: In compliance with BP2002/USP26/USP28/BP2004/EPIV/FCCIV 2) Packing: A carboord bucket of net 25kg With polythene bags inside