D-Leucine

发布日期 :2011-05-11 10:18 编号:799331 发布IP:222.213.117.162
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
让卖家联系我
详细介绍
手机版链接:https://m.trustexporter.com/cz799331.htm
Appearance
White fine crystals or White power

Specific rotation(20/D)
(C=4 in 6N HCL)
-14.0 to -16.0°Degree

State of solution
(Transmittance)
Clear and colorless
Not less than 98.0%

Chloride (Cl)
Not more than 0.020%

Heavy metals(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
99 to100.5%


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