Yellow Tungsten Oxide Analyses

Analyses of tungsten trioxide as follow:

Product: Yellow Tungsten Oxide(YTO) 
Grade and Chemical Composition

Grade

A1

A2

WO3 Content (%min)

99.95

99.9

Element

Max

Max

Impurity Content
(%max)

Al

0.0005

0.0010

As

0.0010

0.0150

Bi

0.0001

0.0010

Ca

0.0010

0.0060

Cd

0.0010

0.0010

Cr

0.0010

0.0010

Co

0.0010

0.0010

Cu

0.0003

0.0010

Fe

0.0010

0.0040

K

0.0010

0.0010

Mg

0.0007

0.0010

Mn

0.0010

0.0010

Mo

0.0020

0.1000

Na

0.0010

0.0050

Ni

0.0007

0.0010

P

0.0007

0.0050

Pb

0.00001

0.0010

S

0.0007

0.0050

Sb

0.0005

0.0010

Si

0.0010

0.0060

Sn

0.0002

0.0010

Ti

0.0010

0.0010

V

0.0010

0.0010

Density

2.4-3.0g/cm3

0.6-1.0g/cm3

F.S.S.S

12-20um

0.6-1.8um

Packing: in iron drum with double inner plastic bag of 50kgs or 100kgs net each.

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Tungsten Trioxide