Henan Kingway Chemicals Co.,Ltd. – 线上商品分类 : Chemicals, chemical material, chemical material

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1. Lanthanum Oxide 99.995%

Lanthanum Oxide 99.995% for optical,

TREO:99% Min.,
La203/TREO: 99.995%Min.
CeO2/TREO: 5 ppm Max.
Pr6O11/TREO: 5 ppm Max.
Nd2O3/TREO: 5 ppm Max.
Sm2O3/TREO: 5 ppm Max.
Y2O3/TREO: 5 ppm Max.
Fe2O3: 1ppm max.

Henan Kingway chemicals ...

2. Bismuth Oxide

Regarding Bismuth Oxide,for varistor and thermistor,for glass cover of kinescope usage, spec as follow:
ITEM STANDARD
Bi2O3 99.9% min.
Sb 30ppm max.
Fe 30ppm max.
Pb 10ppm max.
Cu 10ppm max
As 30ppm max.
Si 10ppm max. ...