中文名字：L-（-）-对甲基二苯甲酰酒石酸（一水物)

Product Name:Di-p-toluoyl-L-tartaric acid monohydrate
Synonyms:
Molecular Formula: C₂₀H₂₀O₉
CAS #:71607-31-3

Test Items	Standard
Appearance	White fine crystals
Assay	98.0 to 101.0%
Specific Rotation [20/D]	-140°-143° （c=1,甲醇）
Melting point	163 165℃
Chloride (Cl)	Not more than 0.10%
Heavy Metals (Pb)	Not more than 10 PPM
Loss on Drying	Not more than 0.20%
Residue on Ignition (Sulfate)	Not more than 0.20%