Specifications：
　　
Formula Ho(NO3)3.5H2O
Molecular Weight 382.56
Appearance White
Solubility Soluble in water, easily soluble in strong mineral acids
Stability Slightly hygroscopic

Product Code	1061	1063	1065	1067
Grade	99.999%	99.99%	99.9%	99%
CHEMICAL COMPOSITION
Ho2O3/TREO (% min.)	99.999	99.99	99.9	99
TREO (% min.)	39	39	39	39
Rare Earth Impurities	% max.	% max.	% max.	% max.
Tb4O7/TREO Dy2O3/TREO Er2O3/TREO Tm2O3/TREO Yb2O3/TREO Lu2O3/TREO Y2O3/TREO	0.0001 0.0005 0.0005 0.0001 0.0001 0.0001 0.0001	0.0005 0.001 0.005 0.0005 0.0005 0.0005 0.001	0.01 0.03 0.03 0.005 0.005 0.005 0.01	0.1 0.3 0.3 0.1 0.01 0.01 0.05
Non-Rare Earth Impurities	% max.	% max.	% max.	% max.
Fe2O3 SiO2 CaO Cl-	0.0002 0.001 0.003 0.005	0.0005 0.001 0.005 0.005	0.001 0.005 0.005 0.02	0.005 0.02 0.02 0.05

Application：has specialized uses in ceramics, glass, phosphors and metal halide lamp, and catalyst.

Contact Telephone：0086-20-87750576,87629994