Specifications：
　　
Formula Gd(NO3)3.xH2O
Molecular Weight 343.26
Appearance Crystalline
Solubility Soluble in water, easily soluble in strong mineral acids
Stability Slightly hygroscopic

Product Code	0761	0763	0765	0767
Grade	99.999%	99.99%	99.9%	99%
CHEMICAL COMPOSITION
Gd2O3/TREO (% min.)	99.999	99.99	99.9	99
TREO (% min.)	39	39	39	39
Rare Earth Impurities	% max.	% max.	% max.	% max.
La2O3/TREO CeO2/TREO Pr6O11/TREO Nd2O3/TREO Sm2O3/TREO Eu2O3/TREO Tb4O7 /TREO Dy2O3 /TREO Ho2O3/TREO Er2O3/TREO Tm2O3/TREO Yb2O3/TREO Lu2O3 /TREO Y2O3/TREO	0.0001 0.0001 0.0001 0.0001 0.0005 0.0005 0.0005 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001 0.0001	0.0005 0.001 0.001 0.001 0.003 0.003 0.0005 0.0005 0.0005 0.0005 0.0005 0.0005 0.0005 0.0005	0.001 0.001 0.001 0.001 0.01 0.01 0.001 0.001 0.001 0.005 0.001 0.001 0.0005 0.03	0.001 0.001 0.001 0.001 0.01 0.01 0.001 0.001 0.001 0.005 0.001 0.001 0.0005 0.03
Non-Rare Earth Impurities	% max.	% max.	% max.	% max.
Fe2O3 SiO2 CaO CuO PbO NiO Cl-	0.0003 0.005 0.005 0.0003 0.0003 0.0003 0.015	0.0005 0.005 0.005 0.0005 0.0005 0.001 0.02	0.002 0.015 0.015	0.002 0.015 0.015

Application：is used for making optical glass and dopant for gadolinium yttrium garnets which have microwave applications, also applied in special catalyst and phosphors.

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