食品级生产厂家 产品价格 产品介绍 产品cas 产品功能介绍
食品级生产厂家 产品价格 产品介绍 产品cas 产品功能介绍
产品规格
L-苏氨酸 |
AJI92 |
CP2020 |
EP10 |
USP43 |
含量 |
99.0-100.5% |
≥98.5% |
99.0-101.0% |
98.5-101.5% |
酸度 |
5.2-6.2 |
5.0-6.5 |
5.0-6.5 |
5.0-6.5 |
比旋度[a]D20 |
-27.6°--29.0° |
-26.0°--29.0° |
-27.6°--29.0° |
/ |
比旋度[a]D25 |
/ |
/ |
/ |
-26.7°--29.1° |
透光 |
≥98.0% |
≥98.0% |
clear & colorless |
/ |
氯化物 |
≤0.02% |
≤0.02% |
≤0.02% |
≤0.05% |
铵盐 |
≤0.02% |
≤0.02% |
≤0.02% |
/ |
硫酸盐 |
≤0.02% |
≤0.02% |
≤0.03% |
≤0.03% |
铁盐 |
≤10PPM |
≤10PPM |
≤10PPM |
≤30PPM |
重金属 |
≤10PPM |
≤10PPM |
/ |
/ |
砷盐 |
≤1PPM |
≤1PPM |
/ |
/ |
其他氨基酸 |
Chromatographically not detectable |
≤0.50% |
/ |
individual impurities≤0.5% total impurities≤2.0% |
茚三酮活性物质 |
/ |
/ |
individual impurities≤0.20% total impurities≤0.5% |
/ |
干燥失重 |
≤0.20% |
≤0.20% |
≤0.50% |
≤0.20% |
炽灼残渣 |
≤0.10% |
≤0.10% |
≤0.10% |
≤0.4% |
有机挥发物 |
/ |
/ |
/ |
/ |
内毒素 |
/ |
<12EU/g |
/ |
/ |