吡拉西坦

吡拉西坦    Piracetam

2-(2-Oxopyrrolidin-1-yl) acetamide

质量标准:                   Quality standard:
中国卫生部94部颁标准       STANDARD OF THE HEALTH MINISTRY OF CHINA(94)

性状:白色或类白色粉末                DESCRIPTION: A WHITE CRYSTALLINE POWDER
熔点:151-154℃                       MELTING POINT: 151-154℃
溶液外观:无色透明                    SOLUTION CLEARLY: CLEAR
干燥失重:≤0.5%                      LOSS ON DRYING: ≤0.5%
炽灼残渣:≤0.1%                      RESIDUE ON IGNITION:≤0.1%
重金属:≤20 ppm                      HEAVY METALS: ≤20 ppm
酸度:5.0 - 7.0                       PH: 5.0 - 7.0
含量:≥ 99.0%                        ASSAY: ≥ 99.0%