Formula: Er2O3
Mol.wt. 382.52
Specification:
|
CODE
|
ER-3N5
|
ER-3N
|
ER-2N5
|
|
REO min%
|
99
|
99
|
98
|
|
Er2O3/TREO min %
|
99.99
|
99.9
|
99.5
|
|
RE-impurities max %
|
|
CeO2/TREO
|
total 0.05
|
total 0.1
|
total 0.5
|
|
Pr6O11/TREO
|
|
Nd2O3/TREO
|
|
Sm2O3/TREO
|
|
Yb2O3/TREO
|
|
Non-RE-impurities max %
|
|
Fe2O3
|
0.005
|
0.01
|
0.02
|
|
SiO2
|
0.005
|
0.02
|
0.05
|
|
CaO
|
0.005
|
0.10
|
0.15
|
|
PbO
|
0.002
|
0.025
|
----
|
|
Cl-
|
0.03
|
0.03
|
0.05
|
|
L.O.I(1000℃,lhr)
|
1.0
|
2.0
|
3.0
|
Description: Pink powder,insolubale in water but solublae in acid.
Application: Used as reactor control material, glass and ceramics shading, chemical additives.
Package: Sealed in plastic bags with double layers(25kgs per bag), and then put 2 bags in into 1 steel drum(50kgs/drum).
|
