Calcium Ascorbate Crystalline Powder
Product Specifications
DFI-448644DFI-273573
DFI-448644
| Description | |
|---|---|
| Applications: | Calcium Ascorbate powder is mainly used in medicine, Food and Feed |
| Country of origin: | China |
| Description: | Calcium Ascorbate powder is a white to slightly yellow crystalline powder |
| Packaging: | 25kg in a two-layer bag, the inner transparent plastic bag is thermal sealed, the outer bag is an aluminium foil bag, both are vacuum sealed and packed into a cardboard box |
| Shelf life: | 24 months |
| Storage: | Store in tightly closed containers, free from contact with metal and protected from light and moisture |
| Specifications | |
| Arsenic: | Max: 0.0003% |
| Assay: | Min: 98% |
| Fluoride: | Max: 0.001% |
| Heavy metals: | Max: 0.001% |
| Identification A: | Meet requirement |
| Identification B: | Meet requirement |
| Lead: | Max: 0.0002% |
| Loss on drying: | Max: 0.1% |
| Mercury: | Max: 0.0001% |
| Oxalate: | Pass |
| pH: | 6.8 to 7.4 |
| Residual solvents: | Max: 3000ppm, mg/kg |
| Solubility: | Freely soluble in water (approximately 50 g per 100 mL); slightly soluble in alcohol; insoluble in ether |
| Specific Optical Rotation: | +95° ~ +97° |
Published Date: 2025-09-23 12:22:33
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DFI-273573
| Description | |
|---|---|
| CAS No.: | 5743-28-2 |
| Chemical name: | Monocalcium bisf(2R-2-[(1S)-1, 2-dihydroxyethyl]-4-hydroxy-5-oxo-2, 5-dihydrofuran-3-olate) |
| Country of origin: | China |
| Description: | Calcium Ascorbate is a white to slightly yellow crystalline powder, odourless |
| Formula: | C12H14CaO12.2H2O |
| Molecular weight: | 426.34 |
| Packaging: | 25kg cardboard box, with aluminium foil bag inside |
| Shelf life: | 24 Months |
| Storage: | Store in a well-closed container, free from contact with metal and keep protected from moisture and light |
| Synonyms: | L-Ascorbic acid calcium salt dihydrate |
| Specifications | |
| Arsenic: | Max: 1ppm, mg/kg |
| Assay: | Min: 98% |
| Cadmium: | Max: 0.5ppm, mg/kg |
| Flouride: | Max: 10ppm, mg/kg |
| Heavy metals: | Max: 3ppm, mg/kg |
| Identification: | Positive |
| Identification A: | Passes test |
| Indentification B: | Passes test |
| Lead: | Max: 1ppm, mg/kg |
| Loss on drying: | Max: 0.1% |
| Mercury: | Max: 0.1ppm, mg/kg |
| pH: | 6.8 to 7.4 |
| Residual solvents: | Max: 3000ppm, mg/kg |
| Solubility: | Calcium Ascorbate is soluble in water, slightly soluble in ethanol, insoluble in ether |
| Specific Optical Rotation: | +95 and +97° |
| Volatile Matter: | Passes |
| Microbiological | |
| Escherichia Coli: | Absent/1g |
| Salmonella: | Absent/25g |
| Staphylococcus aureus: | Absent/25g |
| Total plate count: | Max: 1000cfu/g |
| Yeasts & Moulds: | Max: 100cfu/g |
Published Date: 2026-09-23 12:40:30