DL-Choline Bitartrate
Product Specifications
DFI-668742DFI-628576
DFI-668742
| Description | |
|---|---|
| Additional Information: | Silicon Dioxide |
| Chemical name: | (2-hydroxyethyl) trimethylammonium-DL- tartrate salt |
| Country of origin: | China |
| Description: | White Hygroscopic Crystals |
| Formula: | C9H19NO7 |
| Molecular weight: | 253.25 |
| Packaging: | 25kg fibre drums with double polyethylene inner bags |
| Particle size: | Min: 95% |
| Shelf life: | 36 months |
| Source: | Synthesized from Tartaric Acid, ethylene oxide and trimethylamine |
| Storage: | Preserve in well-closed containers in a cool, dry well ventilated area |
| Specifications | |
| 1,4 Dioxane: | Max: 10ppm, mg/kg |
| Amines: | Max: 10ppm, mg/kg |
| Arsenic: | Max: 2ppm, mg/kg |
| Assay: | 98 to 99.5% |
| Bulk Density: | 0.5 to 0.85g/ml |
| Cadmium: | Max: 0.2ppm, mg/kg |
| Heavy metals: | Max: 10ppm, mg/kg |
| Identification A + B: | Passes USP test |
| Individual Impurity: | Max: 0.3% |
| Lead: | Max: 2ppm, mg/kg |
| Loss on drying: | Max: 0.5% |
| Mercury: | Max: 0.1ppm, mg/kg |
| pH: | 3 to 4 |
| Residue on ignition: | Max: 0.1% |
| Silicon Dioxide: | 0.8 to 1.2% |
| Solubility: | 122 g/100ml, Water 25°C |
| Total Impurities: | Max: 2% |
| Microbiological | |
| Escherichia Coli: | Negative/g |
| Salmonella: | Negative/g |
| Staphylococcus aureus: | Negative/g |
| Total Aerobic Count: | Max: 1000cfu/g |
| Yeasts & Moulds: | Max: 100cfu/g |
Published Date: 2025-04-04 12:07:06
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DFI-628576
| Description | |
|---|---|
| Additional Information: | Silicon Dioxide |
| Appearance: | White, hygroscopic, crystalline powder |
| CAS No.: | 132215-92-0 |
| Country of origin: | China |
| Packaging: | 25kg paper drum with double inner lining |
| Particle size: | Min: 95% |
| Shelf life: | 24 Months |
| Storage: | Preserve in well-closed containers |
| Specifications | |
| Arsenic: | Max: 1ppm, mg/kg |
| Assay: | Min: 98% |
| Cadmium: | Max: 1ppm, mg/kg |
| Dioxane: | Passes test |
| Heavy metals: | Max: 10ppm, mg/kg |
| Identification: | Positive reaction |
| Lead: | Max: 2ppm, mg/kg |
| Mercury: | Max: 0.1ppm, mg/kg |
| pH: | 3 to 4 |
| Residue on ignition: | Max: 0.1% |
| Silica: | 0.8 to 1.2% |
| Water: | Max: 0.5% |
| Microbiological | |
| Escherichia Coli: | Negative |
| Salmonella: | Negative |
| Staphylococcus aureus: | Negative |
| Total plate count: | Max: 1000cfu/g |
| Yeasts & Moulds: | Max: 100cfu/g |
Published Date: 2026-05-27 16:00:01