分子式:C2H5NO2
分子量:75.07
CAS号:56-40-6
甘氨酸 | EP6.0 | AJI92 | USP40 |
性状 | 应为白色结晶或结晶性粉末 | 应为白色结晶或结晶性粉末 | --- |
鉴别 | 应符合规定 | 应符合规定 | 应符合规定 |
含量 | 98.5-101.0% | 98.5-101.5% | 98.5-101.5% |
PH | 5.9 ~ 6.4 | 5.9 ~6.4 | --- |
透光率 | --- | ≥98.0% | --- |
干燥失重 | ≤0.5% | ≤0.2% | ≤0.2% |
炽灼残渣 | ≤0.1% | ≤0.1% | ≤0.1% |
氯化物 | ≤0.0075% | ≤0.007% | ≤0.007% |
重金属 | ≤0.001% | ≤0.001% | ≤0.002% |
铁盐 | --- | ≤0.001% | / |
硫酸盐 | --- | ≤0.006% | ≤0.0065% |
砷盐 | --- | ≤0.0001% | --- |
铵盐 | --- | ≤0.02% | --- |
其他氨基酸 | --- | 应符合规定 | --- |
热源 | --- | 应符合规定 | --- |
溶液澄清度 | 溶液澄清度:10%的水溶液应澄清 | --- | --- |
溶液色级:10%的水溶液不应比Y7的参比溶液 | --- | --- | |
溶解度 | 易溶于水,极微溶于乙醇(96%) | --- | --- |