Certificate Of Analysis
Product Name Chromium picolinate,
≥98% (HPLC)
Product Number C4124
Product Brand SIGMA
CAS Number 14639-25-9
Molecular Formula C18H12CrN3O6
Molecular Weight 418.30
 
TEST SPECIFICATION LOT 010M1519 RESULTS
APPEARANCE DARK RED
SOLUBILITY CLEAR AND VERY FAINT RED AT 0.6 MILLIMOLAR IN 10 MILLIMOLAR SODIUM PHOSPHATE,PH 7.0
IR SPECTRUM CONFORMS TO STRUCTURE
LOSS ON DRYING 3%
ICP-ATOMIC EMISSION * 12.6% CHROMIUM
SULFATE PER USP <0.2%
PURITY BY HPLC 99% * DRY BASIS
QC RELEASE DATE 14 MAY 2010