美女疯狂连续喷潮视频,国产JIZZJIZZ麻豆全部免费,欧美肥老太牲交视频,5D肉蒲团之性战奶水欧美

0472-5231988

Product Product
Rare earth oxideCurrent location:Home > Rare earth oxide

Holmium oxide

Holmium oxide

Name: holmium oxide
English name: Holmium Oxide, Holmium (III) oxide
Molecular formula: Ho2O3
Molecular Weight: 377.88
CAS: 12055-62-8
EINECS: 235-015-3
Origin: Shandong Zibo
Properties: light yellow crystalline powder, equiaxed crystal structure of scandium oxide, density 8.36 g / cm3, melting point 2367 ℃. Insoluble in water, soluble in acid, exposed in the air easily absorb carbon dioxide and water.
1, the general level: 99.5%, 99.9%;
2, high purity grade: 99.99%;
3, particle size: 0.8-1.5um, 1.5-2.5um, 4.0-6.0um;
4, according to the user's requirements, to provide special specifications holmium oxide products ordered.