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 产品导航
L-半胱氨酸盐酸盐-无水物
| 检测项目 |
标准 |
Infrared Absorptions |
Meets the requirements |
White crystals or crystalline powder |
Meets the requirements |
比旋光度 [α]D20 |
+5.6°to +8.9° |
溶液的透过率 |
clear and colorless
not less than 98.0% |
重金属 (Pb) |
not more than 10ppm |
砷盐 (As2O3) |
not more than 1PPM |
其它氨基酸 |
Chromatographically
not detectable |
干燥失重 |
not more than 1.0% |
灼烧残渣 |
not more than 0.1% |
含量 |
98.0% to 102.0% |
PH |
1.5 to 2.0 |
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