l-arginine

详情

Item                 Standard            Conclusion of analysis
Description                                 white crystals or                          white crystalline powder
crystalline powder
Identification                             meets the requirements                 meets the requirements
Specific rotation                          ＋*1.4°～＋*3.6°                   ＋*2.1°
Loss on drying                            not more than 0.2%                         0.*6%
Residue on ignition                      not more than 0.1%                         0.*5%
Sulfate                                       not more than 0.**0%                 less than 0.**0%
Iron                                           not more than 0.**3%                 less than 0.**3%
Heavy metals                              not more than 0.**2%                 less than 0.**2%
Organic volatile                       meet the requirements                  meet the requirements
impurities
Chloride                     *6.5% ～*7.1%               *6.9%
Assay                                         *8.5%～**1.5%                         *9.*1%