Position:China Rare Earth Network>Rare Earth standards>Neodymium of low chloric carbonic acid
Neodymium of low chloric carbonic acid
From;  Author:Stand originally

Chemical type Formula:ND2(CO3(CO3

The element measures Mol.wt.468.4

Norms Specification:

Brand

NC-2N5L

NC-2NL

TREO Min % of gross of rare earth oxide

45

40

Nd2O3/ TREO Min %

99.5

99.0

Relative RE-impurities Max% of rare earth impurity

La203 / TREO

Total

0.5

Total

1.0

CeO2/ TREO

Pr6O11/ TREO

Sm2O3/ TREO

Y2O3/ TREO

Be not Non-RE-impurities Max% of rare earth impurity

Fe2O3

0.005

0.01

SiO2

0.005

0.01

CaO

0.005

0.01

Cl-

0.005

0.01

SO4-

0.1

0.1

Acid non-soluble substance

0.5

0.5

Explain: ? of Xie of  of a surname warm up not dissolve at water, yi Rong at acid.

Utility: It is a kind of of neodymium intermediate compound, use as normally manufacturing metal neodymium, fluorine turns the initiative raw material of neodymium and other neodymium compound.