（黄色）三氧化钨 TUNGSTEN TRIOXIDE
◇ 产品牌号：WO3-0、WO3-1
Grade: WO3-0、WO3-1
◇ 外观:浅黄色结晶粉末.
Appearance:Light yellow crystallized powder.
◇ 产品杂质含量 Impurity Content
|
牌号 Grade
|
WO3-0
|
WO3-1
|
|
|
杂质含量，％，不大于
Impurity Content,%MAX |
Al
|
0.0005
|
0.001
|
|
As
|
0.001
|
0.001
|
|
|
Bi
|
0.0001
|
0.0001
|
|
|
Ca
|
0.001
|
0.001
|
|
|
Co
|
0.001
|
0.001
|
|
|
Cr
|
0.001
|
0.001
|
|
|
Cu
|
0.0003
|
0.0005
|
|
|
Fe
|
0.001
|
0.001
|
|
|
K
|
0.001
|
0.0015
|
|
|
Mg
|
0.0007
|
0.001
|
|
|
Mn
|
0.0005
|
0.001
|
|
|
Mo
|
0.002
|
0.005
|
|
|
Na
|
0.001
|
0.0015
|
|
|
Ni
|
0.0007
|
0.0007
|
|
|
P
|
0.0007
|
0.001
|
|
|
Pb
|
0.0001
|
0.0001
|
|
|
S
|
0.0007
|
0.001
|
|
|
Sb
|
0.0005
|
0.001
|
|
|
Si
|
0.001
|
0.0005
|
|
|
Sn
|
0.0002
|
0.001
|
|
|
Ti
|
0.001
|
0.001
|
|
|
V
|
0.001
|
0.001
|
|
|
WO3煅烧损失
Loss of WO3At CALCINATION |
0.5
|
0.5
|
|