型號: | - |
---|---|
品牌: | A.M |
原產地: | 中國 |
類別: | 化工 / 食品添加劑 |
標籤︰ | 味精 , 谷氨酸鈉 |
單價: |
-
|
最少訂量: | 1 噸 |
最後上線︰2015/07/20 |
ITEM |
STANDARD |
RESULT |
Assay |
≥99.0% |
99.5% |
Specific rotation |
+24.8-25.3 |
25.05 |
PH(5% solution) |
6.8-7.2 |
7.0 |
Chloride |
0.1% |
0.1% |
Loss on drying |
<0.5% |
0.1% |
Arsenic (As2SO3) |
≤0.5ppm |
0.2ppm |
Lead (Pb) |
≤1ppm |
0.1ppm |
Heavy metals(as Pb) |
≤10ppm |
0.1ppm |
Cadmium |
≤0.5ppm |
None |
Mercury |
≤0.5ppm |
None |
Appearance |
Crystals |
Crystals |
Pyrrolidone carboxylic acid |
≤0.2% |
0.01% |
Translucent rate |
≥95 |
95.7 |