产品名称: | D-亮氨酸328-38-1 |
Cas No.: | 328-38-1 |
规格:: | 含量98%以上 |
价格: | 电议元/元/公斤 |
发布日期:: | 2019-12-12 |
Appearance White fine crystals or White power Specific rotation(20/D) (C=4 in 6N HCL) -14.0 to -16.0°Degree 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 98.0 to100.5% |