tems

Specifications

Results

Appearance

White or off-white crystalline

powder

Conforms

HPLC

The retention time of the major peaking 

the chromatogram of the sample corresponds 

to that exhibited by the working standard

Conforms

Loss on drying

No more than 1.0%

0.40%

Residue on Ignition

No more than 0.1%

0.02%

Heavy Metals

No more than 20ppm

<10ppm

Related substances

Total impurities no more than 1.0%

0.50%

Single impurity no more than 0.5%

Conforms

Residual solvents

Ethyl acetate No more than 0.1%

Conforms

Ethanol No more than 0.1%

Conforms

Purity

No less than 99.0%

99.50%