L-leucine

发布日期：2012-08-01 16:34 编号：1314045 发布IP：182.142.162.31

供货厂家: 四川同晟氨基酸有限公司
报价: 电议
联系人: 陈 ronghu(先生)
电话: +86-838-2274206
手机: 13981077607
询价邮件: sales@biots.cn
区域: 化学助剂
地址: Room 1-11-1,No. 19 of north tianshan road,Deyang,Sichuan,China
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详细介绍

手机版链接：https://m.trustexporter.com/cz1314045.htm
Appearance White crystals or crystalline powder Specific rotation[α]20/D (C=4 in 6N HCl) +14.9 to +16.0° State of solution (Transmittance) Clear and colorless Not less than 98.0% Chloride (Cl) Not more than 0.020% Ammonium (NH4) Not more than 0.02% Sulfate (SO4) Not more than 0.020% Iron (Fe) Not more than 10ppm Heavy metal(Pb) Not more than 10ppm Arsenic(As2O3) Not more than 1ppm Other amino acids Chromatographically Not detectable Loss on drying Not more than 0.20% Residue on ignition(sulfated) Not more than 0.10% Assay 98.5 to100.5% pH 5.5 to 6.5