L-組氨酸鹽酸鹽 | CP2020 | EP11 | AJI92 |
含量 | ≥ 99.0% | 98.5-101.0% | 99.0-101.0 |
酸度 | 3.5-4.5 | 3.0-5.0 | 3.5-4.5 |
比旋度[a]D20 | +8.5°-+10.5° | +9.2°-+10.6° | +8.9°-+9.5° |
比旋度[a]D25 | / | / | / |
透光 | ≥ 98.0% | / | ≥98.0% |
溶液外觀 | / | clear & colorless ≤BY6 | / |
氯化物 | 16.7%-17.1% | / | 16.66-17.08% |
銨鹽 | ≤0.02% | ≤0.02% | ≤0.02% |
硫酸鹽 | ≤0.02% | ≤0.03% | ≤0.02% |
鐵鹽 | ≤10PPM | ≤10PPM | ≤10PPM |
重金屬 | ≤10PPM | / | ≤10PPM |
砷鹽 | ≤1PPM | / | ≤1PPM |
其他氨基酸 | ≤0.02% | / | conform |
茚三酮活性物質(zhì) | / | Each impurities≤ 0.2% Total impurities≤ 0.5% | / |
干燥失重 | ≤0.02% | 7.0-10.0% | ≤0.20% |
熾灼殘?jiān)?/td> | ≤0.10% | ≤0.10% | ≤0.10% |
總菌 | ≤ 500 CFU/g | ≤ 500 CFU/g | ≤ 500 CFU/g |
霉菌&酵母菌 | ≤ 50 CFU/g | ≤ 50 CFU/g | ≤ 50 CFU/g |
致病菌 | 克羅諾桿菌 /腸桿菌 /沙門(mén)氏菌 /蠟樣芽胞桿菌 /梭狀芽胞桿菌 (可根據(jù)要求檢測(cè)) |