| 详细说明 |
|
|
| 品牌：同晟 | 产地：本地 | | 价格：1人民币/公斤 | 规格：完善 | 简要说明： 同晟牌的精氨酸-焦谷氨酸56265-06-6产品：估价：1，规格：完善，产品系列编号：齐全 | |  | | | 详细介绍：
|
Item
|
Standard
|
Analysis data
|
|
Appearance
|
White crystalline powder
|
Conforms
|
|
Specific rotation[α]20/D
(C=8 6N HCL )
|
+16.0 to ~18.5 Degree
|
+17.5°
|
|
Transmittance
|
Not less than 95%
|
97.7%
|
|
Chloride (Cl)
|
Not more than 0.020%
|
0.016%
|
|
Ammonium (NH4)
|
Not more than 0.02%
|
<0.02%
|
|
Sulfate (SO4)
|
Not more than 0.020%
|
0.018%
|
|
Iron (Fe)
|
Not more than 10ppm
|
6ppm
|
|
Heavy metal(Pb)
|
Not more than 10ppm
|
6ppm
|
|
Arsenic(As2O3)
|
Not more than 2ppm
|
<1ppm
|
|
Other Amino Acids
|
Chromatographically
Not detectable
|
Conforms
|
|
Loss on drying
|
Not more than 2.0%
|
0.5%
|
|
Residue on ignition(sulfated)
|
Not more than 0.10%
|
0.08%
|
|
Assay
|
98.5%~101.5%
|
99.0%
|
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