DL-Tartaric Acid

CAS NO.:133-37-9(Standard:Japanese Standard of Food additives VII)
Name：DL-Tartaric Acid
DESCRIPTION:Colorless and semi-transparent or white powder, with sour taste
Chemical Name:2,3-Dihydroxybutanedioic acid
Molecular Formula:C4H6O6
Molecular Weight:150.09
SPECIFICATION(FCCIV,1996) C4H6O6*H2O C4H6O6
AssayC4H6O6 99.5% Min 99.5% Min
Melting Point 200~206 200~206
Heavy Metals(as Pb) 0.001% Max 0.001% Max
Residue On Ignition 0.1% Max 0.1% Max
Loss On Drying 11.5% Max 0.5% Max
Arsenic(as As) 0.0002% Max 0.0002% Max
Readily Oxidizable Substances Qualified Qualified
Sulfate Test 0.04% Max 0.04% Max
STORAGE Kept airtightly in a light-proof, dry and cool place.