COINCIDENCE: 

MELTING RANGE: 129 ° C ~ 132 ° c ~ 130.8 ° C ~ 131 ° C 

dry weight loss: ≤0.5% 0.20% 

specific rotation:-58 ° ~-62 ° (C = 1, in Ch3oh)-61.05 ° 

sulfate ash: ≤0.1% 0.08% heavy metal: ≤10 

PPM COINCIDENCE: 

Chloride: ≤0.02% 

coincidence: sulfate: ≤0.02% 

coincidence: fluorine: 14.7% ~ 17.9% , 15.2% 

residual solvent: methanol ≤0.2%

 ISOPROPANOL ≤0.2% 

ethyl acetate ≤0.2% 

chloroform ≤0.2% 0.0% 0.0% 0.0% 0.0% 

related sances: 

High-performance liquid chromatography single impurity ≤0.2%

 total impurity ≤0.5% , 0.05% , 0.08% assay: ≥99.5% , 99.92% 

conclusion: 

according to the reference.