Company Information
Member Since 4 Years
Nature of Business Manufacturer Year of Establishment 2001Ask for more detail from the seller
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General Information:
Type: Food Additives
Origin: China
CAS No.: 50-81-7
AUCO No.: 231
Packing: 25kg carton
Specification:
| Items | Standard |
| Characteristics | White or almost White crystals Crystalline Powder |
| Identification | Positive Reaction |
| Melting point | About 190℃ |
| PH(5% water in solution) | 2.1-2.6 |
| PH(2% water in solution) | 2.4-2.8 |
| Clarity of Solution | Clear |
| Colour of Solution | ≤ BY7 |
| Copper | ≤5ppm |
| Heavy Metals | ≤10ppm |
| Mercury | ≤0.1mg/kg |
| Lead | ≤2 mg/kg |
| Iron | ≤2ppm |
| Arsenic | ≤3ppm |
| Cadmium(Cd) | <1mg/kg |
| Oxalic Acid | ≤0.2% |
| Impurity E | ≤0.2% |
| Loss on Drying | ≤0.4% |
| Sulphate Ash(Residue On Ignition) | ≤0.1% |
| Specific Optical Rotation | +20.5 °~ +21.5 ° |
| Residual Solvents | Pass |
| Assay | 99.0%- 100.5% |
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