天天躁日日躁狠狠躁中文字幕，亚洲欧美久久aⅴ，国产成人Av在线天，成人久久18秘免费网站无码，日韩免费在线中文字幕，欧美久久免费一级免费片，国产高潮精品无码视频，中文字幕永久免费看

<b id="yudwy"></b>

貝斯特鉬制品

Best Molybdenum Products

中

HOME
ABOUT US
PRODUCTS
HONORS
FACTORY
PURCHASE
CONTACT

PRODUCTS

Best Molybdenum Products

Ammonium Paratungstate(APT)

Molecular formula

5(NH₄)₂O.12WO₃.5H₂O

Specification

Class	APT-1	APT-2
Main Content Wo3%	≥88.5	≥88.5
Al	0.0005	0.001
As	0.001	0.002
Bi	0.0001	0.0001
Cu	0.001	0.002
Cd	0.0001	0.0001
Co	0.001	0.002
Cr	0.001	0.002
Cu	0.0005	0.0008
Fe	0.001	0.003
Mg	0.0005	0.001
Mn	0.0005	0.001
Mo	0.003	0.01
Na+V1	0.002	0.004
Ni	0.0007	0.001
P	0.0007	0.002
Pb	0.0001	0.0001
S	0.0007	0.002
Si	0.001	0.003
Sb	0.0005	0.001
Sn	0.0001	0.0001
Ti	0.001	0.001
V	0.001	0.001

Class	APT-1	APT-2
Physical Specification
Loss on Ignition	＜150%	＜11.50%
Specific Gravity of Packaging	1.8-2.3g/cm³	1.8-2.3g/cm³
Mean Particle Sizes	25-50n	25-50n
Particle Size on Sieving	-40目(100%)	-40目(100%)

Uses

Applied to the manufacture of tungsten trioxide, blue tungsten oxide, tungsten powder, tungsten rods, tungsten filaments,tungsten oxide as well as hard alloy etc.

Packing

Iron drums with 50 kg net capacity.

[ BACK ]

<b id="yudwy"></b>