| Model: | 231 |
|---|---|
| Brand: | AUCO |
| Origin: | Made In China |
| Category: | Chemicals / Food Additives |
| Label: | Vitamin C , Ascorbic Acid , Ascorbic Acid Powder |
| Price: |
US $3.5
/ KG
|
| Min. Order: | 500 KG |
| Last Online:30 Jul, 2024 |
| Product Name: Vitamin C (Ascorbic Acid) | |
| Type: Food/Feed Additives
Origin: China CAS No.: 50-81-7 AUCO No.: 231 Packing: 25kg carton |
|
| 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% |
| Payment Terms: | TT/LC |
|---|---|
