Vitamin B12 , also called cyanocobalamin, is a polycyclic compound containing trivalent cobalt. 4 reduced pyrrole rings are joined together to become a corrin macrocycle (similar to porphyrin), which is the only metal containing Elements of vitamins. Vitamin B12 is a red crystalline powder, odorless and tasteless, slightly soluble in water and ethanol, most stable under pH 4.5-5.0 weak acid conditions, decomposed in strong acid (pH<2) or alkaline solution, and may be damaged to a certain extent when exposed to heat . Higher animals and plants cannot produce vitamin B12. Vitamin B12 in nature is synthesized by microorganisms.

Manufacturer Brand	Hebei Yuxing, Hebei Huarong, Ningxia Kingvit
Analysis Standard	In-house Standard
Shelf Life	2 Years
Packaging	20kg,25kg/drum,carton
Vitamin B12 Assay	1% HPLC
Carrier	Mannito or DCP
Documents/Certificates	COA, MSDS, TDS, Flow Chart, Stability Data, MOA; GMP, ISO9001,ISO22000,Kosher, Halal,etc