Sodium Ascorbate Crystalline Powder
Product Specifications
DFI-128627DFI-449511
DFI-128627
| Description | |
|---|---|
| Appearance: | White to yellowish crystal or crystalline powder |
| CAS No.: | 134-03-2 |
| Country of origin: | China |
| Formula: | C6H7NaO6 |
| Molecular weight: | 198.11 |
| Odour: | Odourless |
| Packaging: | 25 kg carton |
| Shelf life: | 24 months |
| Storage: | Preserve in tight, light-resistant containers |
| Synonyms: | Ascorbic acid sodium derivative; Vitamin C sodium; Ascorbin; Sodascorbate; Natrascorb; Cenolate; Ascorbicin; Cebitate |
| Specifications | |
| Arsenic: | Max: 1mg/kg, ppm |
| Assay: | 99 to 101% |
| Cadmium: | Max: 0.5mg/kg, ppm |
| Clarity of Solution: | Clear |
| Colour of Solution: | <=BY6 |
| Copper: | Max: 5mg/kg, ppm |
| Heavy metals: | Max: 20mg/kg, ppm |
| Identification B: | IR meets requirement |
| Identification C: | A grey precipitate is formed |
| Identification D: | 1.0 mL of solution S gives reaction of sodium |
| Impurities: | Max: 0.2% |
| Impurities: | Max: 0.15% |
| Impurity E: | Max: 0.2% |
| Iron (Fe): | Max: 2mg/kg, ppm |
| Lead: | Max: 0.5mg/kg, ppm |
| Loss on drying: | Max: 0.25% |
| Mercury: | Max: 0.1mg/kg, ppm |
| Nickel: | Max: 1mg/kg, ppm |
| pH: | 7 to 8 |
| Residual solvents: | Max: 3000mg/kg, ppm |
| Specific Optical Rotation: | +103° ~ +108° |
| Sulfate: | Max: 150mg/kg, ppm |
| Unspecified Impurity: | Max: 0.1% |
| Microbiological | |
| Escherichia Coli: | Negative in 10g |
| Salmonella: | Negative in 25g |
| Staphylococcus aureus: | Negative in 25g |
| Total plate count: | Max: 1000cfu/g |
| Yeasts & Moulds: | Max: 100cfu/g |
Published Date: 2025-11-11 11:46:46
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DFI-449511
| Description | |
|---|---|
| Appearance: | White to slightly yellow crystalline powder |
| CAS No.: | 134-03-2 |
| Country of origin: | China |
| Description: | White to almost white, crystalline powder which discolours on exposure to air and moisture |
| Formula: | C6H7O6Na |
| Odour: | Odourless or almost odourless |
| Packaging: | 25kg cardboard carton with inner bag |
| Shelf life: | 24 moths |
| Storage: | Store in tight, light-resistant container |
| Specifications | |
| Arsenic: | Max: 0.0003% |
| Assay: | 99 to 101% |
| Heavy metals: | Max: 0.001% |
| Identification: | Positive |
| Lead: | Max: 0.0002% |
| Loss on drying: | Max: 0.25% |
| Mercury: | Max 0.00001% |
| pH: | 6.5 to 8 |
| Solubility: | Freely soluble in water, soluble in ethanol (96%); Practically insoluble in chloroform and in ether |
| Specific Optical Rotation: | +103° ~ +106° |
Published Date: 2025-11-14 11:42:15