L-盐酸赖氨酸
分子量:182.65
CAS号:657-27-2
L-盐酸赖氨酸 |
AJI92 |
USP32 |
USP40 |
GB1903.1-2015 |
性状 |
应为白色粉末 |
白色结晶性粉末 |
--- |
应为白色结晶或结晶性粉末 |
气味 |
--- |
--- |
--- |
无臭 |
铅 |
--- |
--- |
--- |
≤5.0 mg/kg |
鉴别 |
应符合规定 |
应符合规定 |
应符合规定 |
--- |
含量 |
99.0%~100.5% |
98.5%~101.5% |
98.5%~101.5% |
98.5~101.5 |
pH |
5.0~6.0 |
5.0~6.0 |
--- |
5.0~6.0 |
透光率 |
≥98.0% |
--- |
--- |
≥95.0% |
干燥失重 |
≤0.40% |
≤0.4% |
≤0.4% |
≤1.0% |
炽灼残渣 |
≤0.10% |
≤0. 1% |
≤0. 1% |
≤0.2% |
含氯量 |
19.12% ~19.51% |
19.0%-19.6% |
19.0%-19.6% |
--- |
重金属 |
≤10ppm |
≤15ppm |
≤15ppm |
--- |
铁盐 |
≤10ppm |
≤30ppm |
≤30ppm |
--- |
硫酸盐 |
≤0.020% |
≤0.03% |
≤0.03% |
--- |
细菌内毒素 |
--- |
--- |
--- |
--- |
砷盐 |
≤1ppm |
--- |
--- |
≤1ppm |
铵盐 |
≤0.02% |
--- |
--- |
≤0.02% |
其他氨基酸 |
应符合规定 |
应符合规定 |
应符合规定 |
--- |
热源 |
应符合规定 |
--- |
--- |
--- |
有机挥发杂质 |
--- |
应符合规定 |
--- |
--- |
比旋度 |
+20.7°~ +21.5° |
+20.4~+21.4° |
+20.4~+21.4° |
+20.3~+21.5 |
联系我们
石家庄海天氨基酸有限公司
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