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L-半胱氨酸盐酸盐一水物(L-Cysteine Hydrochloride) buy in Wuxi
Buy L-半胱氨酸盐酸盐一水物(L-Cysteine Hydrochloride)
L-半胱氨酸盐酸盐一水物(L-Cysteine Hydrochloride)

L-半胱氨酸盐酸盐一水物(L-Cysteine Hydrochloride)

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China, Wuxi
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Description
详细描述:
包装规格:内包装双层聚乙烯薄膜袋,外包装25kg全纸桶
储存:遮光、密封,在阴凉干燥处保存,有效期一年
质量标准【Quality Standard】
检测项目Item

CP2010

AJI92

含量Assay

≥98.5%

98.5~101.0%

酸度pH

1.5~2.0

1.5~2.0

比旋度Specific rotation[a]D020 +5.5º~+7.0º +6.1°~+7.8°
[a]D025
溶液的透光度Transmittance(T430)

clear & colorless
≥98.0%

clear & colorless
≥98.0%

含氯量Chloride(Cl)

19.8~20.8%

19.89~20.29%

铵盐Ammonium(NH4)

≤0.02%

硫酸盐Sulfate(SO4)

≤0.02%

≤0.02%

铁盐Iron(Fe)

≤10ppm

≤10ppm

重金属Heavy metals(Pb)

≤10ppm

≤10ppm

砷盐Arsenic

≤1ppm

≤1ppm

其他氨基酸Other amino acids

≤0.5%

conforms

干燥失重Loss on drying

8.0~12.0%

8.5~12.0%

炽灼残渣Residue on ignition

≤0.10%

≤0.10%

热原pyrogen

应符合规定

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L-半胱氨酸盐酸盐一水物(L-Cysteine Hydrochloride)
L-半胱氨酸盐酸盐一水物(L-Cysteine Hydrochloride)
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