Item（项目）

Standard

Analysis data

Appearance（外观）

White to off-white solid

Conforms

Water（K.F）（水分）

Not more than 0.5%

0.46%

M.P（熔点）

95-103℃

99.3℃

Specific rotation[α]20/D
(C=2, Ethanol)（旋光）

-103.0° to -109.0°

-106.8°

Purity（HPLC）（纯度）

Not less than 99.0%

99.42%

D-Prolinamide（D-脯氨酰胺）

Not more than 0.3%

0.2%

Assay（含量）

97.0%-101.0%

99.1%

Conclusion(结论)

The product conforms to the standard (符合企业标准).