Basic Info.
Model NO.
none
Type
Lanthanum Carbonate
Grade Standard
Medicine Grade
Molecular Formula
La2(Co3)3
Molecular Weight
529.9
Appearance
White or Almost White Powder
Hygroscopicity
Slightly Hygroscopic
Transport Package
Drum
Specification
15kg/drum
Origin
Cangzhou China
HS Code
2846904100
Product Description
Lanthanum Carbonate
Molecular formula: La2(CO3)3
molecular weight:529.9
CAS.No: 6487-39-4
Specification of 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. |