| Customization: | Available |
|---|---|
| CAS No.: | 7779-25-1 |
| Formula: | C12h10mg3o14 |
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1.Chemical Name: Magnesium citrate anhydrous ,Magnesium citrate nonahydrate .,magnesium citate tribasic
2.Molecular Formula: Mg3(C6H5O7)2 Mg3(C6H5O7)2·9H2O
3.Molecular Weight: 451.11 613.25
4. CAS:3344-18-1 153531-96-5
5.Character:
Anhydrous: It is white or almost white, fine, slightly hygroscopic powder. It can be soluble in water, practically insoluble in ethanol (96%). It dissolves in dilute hydrochloric acid;
Nonahydrate: It is white or almost white, fine powder, sparingly soluble in water, practically insoluble in ethanol (96%). It dissolves in dilute hydrochloric acid.
6.Application: It is used as nutritional supplement, pH regulator, stabilizer, buffering, pharmaceutical additive.
7.Packing: 25kgs paper bag or customized package.
| Test item | USP40 (as Anhydrous) | EP 9.0 (as Nonahydrate) | |
| Assay (as Mg), w/% | 14.5-16.4 | 15.0-16.5 | |
| Chloride, w/% | ≤ | 0.05 | 0.2 |
| Sulfate, w/% | ≤ | 0.2 | 0.2 |
| As, ppm | ≤ | 3 | -- |
| Heavy metals, ppm | ≤ | 50 | -- |
| Iron, ppm | ≤ | 200 | 100 |
| Calcium, w/% | ≤ | 1.0 | -- |
| pH | 5.0-9.0 | 6.0-8.5 | |
| Loss on drying, w/% | ≤ | 2.0 | 24.0-28.0 |
| Oxalate, ppm | ≤ | -- | 280 |
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