Audited Supplier
none
6487-39-4
La2(Co3)3
Dissolved in Hydrochloric Acid Solution
ISO
M2CO3
Not More Than 94.0%
Lanthanum Carbonate
Medicine Grade
La2(Co3)3
529.9
White or Almost White Powder
Slightly Hygroscopic
Drum
15kg/drum
Cangzhou China
2846904100
Product Description
Lanthanum Carbonate
Molecular formula: La2(CO3)3
molecular weight:529.9
CAS.No: 6487-39-4
Specification of Lanthanum Carbonate| Item | Limit |
| Characters | Appearance:white or almost white powder. Slightly hygroscopic. |
| Solubility : This product is soluble in 0.5mol/L hydrochloric acid solution, slightly soluble in 0.1mol/L hydrochloric acid solution, extremely slightly soluble in pH 4.5 sodium acetate buffer solution, and almost insoluble in methanol | |
| Identification | A.Determination of Inductively Coupled Plasma Emission Spectrometer (ICP-AES)-The emission spectral lines should be consistent with the reference substance |
| |
| C.Crystal form-meets the requirements | |
| Polycrystalline forms I and II of basic lanthanum carbonate | Polycrystalline form I of basic lanthanum carbonate: NOT MORE THAN 1.0% |
| Polycrystalline form II of basic lanthanum carbonate: NOT MORE THAN 1.0% | |
| Moisture content | 14.0%-16.5% |
| Chloride | Not more than 0.5% |
| Sodium | Not more than 0.1% |
| Assay | This product is calculated as a tetrahydrate, with lanthanum (La) content ranging from 94.0% to 102.0% of the theoretical value, and carbonate (CO3) content ranging from 94.0% to 106.0% of the theoretical value. |
