Phchem

Address: No. 6, Ind. Road, Develop. Park, Pingshan, Hebei, 050400 China.

Tel:0086 311 8527 3810,

0086 311 8532 6663

Fax: 0086 311 8527 3810

Email: info@phchem.com

NATURAL L(＋)－tartaric acid

CAS: 133-37-9

EINECS: 205-105-7

Structural formula: C4H6O6

Test Standard	BP98/US FCC(IV)
Test Item	Limit	Test result
Appearance	Colorless and rhombic crystals	Accord
Assay（C4H6O6）％	99.7min	99.82
Specific rotatory power［α］D25	+12.0°~ +13.0°	+12.23°
Loss on drying %	0.5max	0.05
Residue ignition %	0.05max	0.037
Sulfate (SO4) %	qualified	qualified
Oxalate %	qualified	qualified
Arsenic(As) mg/kg	3max	3max
Heavy metal mg/kg	10max	10max
Lead mg/kg	2max	2max

Our product is the natural organic acids, with the raw material of tartar/wine stone. It is different with SYNTHETICAL DL-Tartaric acid anhydrous using maleic anhydride. It is special for pharma industries as chiral resolution agent of drug/enantiomeric separation of pharmacy.

Harmonisation System Code: 2918120000