Formula: (C6H7O7)x·(C4H5O5)y·(Ca2+)z
Chemical Formula: Ca6(C6H5O7)2(C4H4O5)3 · 6H2O
CAS Number:142606-53-9
Molecular Weight:1123.1
Use: Nutrient; Dietary Ingredient
Description: White powder
Storage: Store in a clean, dry warehouse in the original unopened containers.
| Items | Sepcifications | Results |
| Charactor | White powder | White powder |
| Assay(as Ca) % | 20.5-22.0 | 21.0 |
| Solubility
|
Make up citric acid solution in
water to pH 3.3-3.5. Add about 3 grams calcium malate per 230ml acid solution, stir at 300r/min for 20 minutes, then completely clear up within 2 hours |
Confirm
|
| PH（3% slurry） | 4.0-8.0 | 5.2 |
| Heavy metal % | ≤0.002 | ＜0.002 |
| Pb mg/kg | ≤1 | 0.8 |
| As mg/kg | ≤3 | 0.7 |
| Loss on drying(4h/150℃) % | ≤13.0 | 4.3 |
| Flouride % | ＜0.003 | ＜0.003 |
| Bulk density | 0.5g/ml min | 0.7g/ml |
Packing: 25kgs net paper bags,20mt/20fcl with pallets
Storage and transport: It should be stored in a ventilative and dry warehouse instead of in the open air, kept away from water, moisture and sunlight during transport, handled with care, so as to avoid damage to plastic bags. Furthermore, it should be stored separately from poisonous substances.
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