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Suppliers for
Ascorbic acid
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Properties | CAS |
50-81-7 | Formula |
C6H8O6 | EINECS |
200-066-2 |
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43 Registered suppliers
Analysis Contents | Analysis Standard
| Characteristics | White or almost White crystals Crystalline Powder
| Identification | Positive Reaction
| Melting Point | About 190°C
| PH(with 5% water solution) | 2.1-2.6
| Clarity Of Solution | Clear
| Colour Of Solution | ≤ BY7
| Copper | ≤ 5ppm
| Heavy Metals | ≤ 10ppm
| Mercury | ≤ 0.1mg/kg
| Lead | ≤ 2mg/kg
| Arsenic | ≤ 3ppm
| Oxalic Acid | ≤ 0.2%
| Iron | ≤ 2ppm
| Impurity E | ≤ 0.2%
| Loss of Drying | ≤ 0.4%
| Sulphate Ash(Residue On Ignition) | ≤ 0.1%
| Specific Optical Rotation | +20.5 to +21.5
| Residual Solvents | Pass
| Assay | 99.0%-100.5% |
Molecular Formula: C6H8O Molecular Weight: 176.12
Alternative name: Ascorbinsäure
Further description: Acidum ascorbicum
Monograph: Ph.Eur.9.8
Pharmaceutical status: free
INCI: Ascorbic Acid
UEXDES: Chemicals solid
Formular: C6 H8 O6
Mol weight: 17612 Flash Point : 200°F (93°C)
Documentation info: TSCA Listed: Yes ||| GMO: No ||| Listed on CA Prop. 65: No ||| Food Grade: Yes ||| US Natural: No ||| EU Natural: No Shelf life: 12 MONTHS GHS Signal:
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Properties:
... more properties and specification on Ascorbic acid
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Last update 2024-04-24
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