Piracetam CAS NO.7491-74-9

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Test Items             Specifications                           Results

Description            A white or almost                        Complies

                     white powders

Identification          Complies with the infrared                 Complies

                     absorptions of RS

Clarity and color       Should be clear and colorless               Complies

of the solution

Loss on drying         Not more than 1.0 %                         0.17%

Residue on ignition      Not more than 0.1 %                        0.06 %

Heavy metal           Not more than 10 ppm                      Pass

Related substance       Single impurity: ≤ 0.1 %                     0.04%

                     Total impurity: ≤ 0.3 %                        0.2%

O.V.I

Isopropanol            NMT   2000PPm                      Complies

Methanol              NMT   1500PPm                      Complies

Assay                 Containing 98.0~102.0 % of                 99.6 %

                     C₆H₁₀N₂O₂

Conclusion                                                   Pass