1. Chemical Name : Magnesium Citrate Anhydrous
2. Formula : Mg3(C6H5O7)2
3. Molecular Weight : 451.1
4. CAS : 3344-18-1
5. Einecs : 222-093-9
6. Character : White powder, odorless, soluble In hydrochloric, soluble in water.
7. Usage : Used as nutritional supplement, pH Regulator, stabilizer, buffering agent and pharmaceutical additive.
8. Packing : It is packed with polyethylene bag as inner layer and a compound plastic woven bag as the outer layer, the net weight of each bag is 25kg.
9. Storage and Transport : It should be stored in a dry and ventilating warehouse, be cautious to keep away from moisture and hot, unloaded with care so as to avoid the damage. Furthermore, it should be stored separately from poisonous substances.
10. Parameters
| Test item | E 345 | USP 39 |
| Assay(as Mg) | 15.0-16.5 % | 14.5-16.4 % |
| pH value(5% solution) | 6.0-8.5 | 5.0-9.0 |
| Oxalates | ≤ 280 mg/kg | --- |
| Sulfates (SO4) | ≤ 0.2 % | ≤ 0.2 % |
| Calcium (Ca) | ≤ 0.2 % | ≤ 0.2 % |
| Iron (Fe) | ≤ 100 mg/kg | ≤ 200 mg/kg |
| Heavy metals (as Pb) | ≤ 10 mg/kg | ≤ 50 mg/kg |
| Loss on drying | ≤ 3.5 % | ≤ 2.0 % |
| Chlorides (Cl-) | --- | ≤ 0.2 |