Molecular Formula: Er(NO3)3·6H2O
Molecular weight: 461.2
CAS NO. :10031-51-3
Appearance properties: pink crystal, soluble in water and ethanol, deliquescent, sealed.
Uses: Used in the manufacture of ruthenium compound intermediates, optical glass, chemical reagents and other industries.
Packaging: vacuum packaging 1, 2, 5, 25, 50 kg / piece, cardboard drum 25,50 kg / piece, woven bag packaging 25,50,500,1000 kg / piece.
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Physical and chemical indicators (%): |
Er (NO3)3·6H2O 2.5N |
Er (NO3)3·6H2O 3.0N |
Er (NO3)3·6H2O 3.5N |
| TREO | 39.50 | 39.50 | 40.00 |
| Er2O3/TREO | 99.50 | 99.90 | 99.95 |
| Fe2O3 | 0.001 | 0.0008 | 0.0005 |
| SiO2 | 0.002 | 0.001 | 0.0005 |
| CaO | 0.005 | 0.001 | 0.001 |
| SO42- | 0.005 | 0.002 | 0.001 |
| Cl- | 0.005 | 0.002 | 0.001 |
| Na2O | 0.005 | 0.002 | 0.001 |
| PbO | 0.002 | 0.001 | 0.001 |