产品展示
精氨酸-焦谷氨酸56265-06-6
点击次数：62发布时间：2015/3/24 15:07:28
更新日期：2016/4/18 9:36:18
所 在 地：中国大陆
产品型号：
相关标签：精氨酸-焦谷氨酸56265-06-6
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详细内容
| Item | Standard |
| Appearance | White crystalline powder |
| Specific rotation[α]20/D (C=8 6N HCl) | +28.0 to ~30.0Degree |
| Transmittance | Not less than 98.0% |
| Chloride (Cl) | Not more than 0.020% |
| Ammonium (NH4) | Not more than 0.02% |
| Sulfate (SO4) | Not more than 0.030% |
| 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 |
| Water | Not more than 5.0% |
| Residue on ignition(sulfated) | Not more than 0.20% |
| Assay | 98.5%~101.0% |
| PH | 6.0 to 7.5 |
