产品介绍
D-谷氨酰胺 5959-95-5
价 格：￥电议
型 号：
产品完善度：
生产地：其他访问量：34次
发布日期：2015/3/24 14:29:58
更新日期：2016/4/18 9:37:57
详细内容
| Item | Standard |
| Appearance | White powder |
| Specific rotation[α]20/D (C=10 in 2N HCl) | -31.0 to -32.2 Degree |
| State of solution | Clear ａnd colorless |
| Chloride (Cl) | Not more than 0.10% |
| Heavy metal(Pb) | Not more than 10ppm |
| Arsenic(As2O3) | Not more than 2ppm |
| Loss on drying | Not more than 0.20% |
| Residue on ignition(sulfated) | Not more than 0.20% |
| Assay | 98.0 to101.0% |
