Chromium Polynicotinate  FORMULA: Cr(C 6 H 4 NO 2 ) 3  MOLECULAR WEIGHT: 418.33  CHARACTERISTIC: gray crystalline tiny powder with good fluidity, stable in usual temperature, not dissolving in water.  USAGE:     A. Used for feed additives.     B. Food additives and pharmacy.  PACKING: Net 25kg fiber or iron drum. PRODUCTS FORMULA SPEC. Cr Chromium Polynicotinate 99% Min 12%