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| 仲钨酸铵Ammonium
Paratungstate |
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| ■ 分子式
Molecular Formula:5(NH4)2O·12WO3·5H2O |
| ■ 外观:白色结晶粉末。 |
| Appearance:White crytallized
powder. |
| ■用途:是生产三氧化钨,蓝钨,AMT以及钨粉的原料。 |
| Application:Raw material for
producing WO3,blue
tungsten oxide,AMT and tungsten powder. |
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| 牌号与化学成分Grade
and Chemical Composition: |
产品牌号Grade |
APT-0 |
APT-1 |
APT-2 |
| 纯度,不低于Purity
Min.(%) |
99.98 |
99.95 |
99.90 |
| 主成分WO3,不低于Main
Comp WO3Min.(%) |
88.5 |
88.5 |
88.5 |
| 化学元素含量,不大于
Content of Other Chemical Element Max.(%) |
Al |
0.0005 |
0.001 |
0.001 |
| As |
0.001 |
0.001 |
0.002 |
| Bi |
0.0001 |
0.0001 |
0.0002 |
| Ca |
0.001 |
0.001 |
0.002 |
| Co |
0.001 |
0.001 |
0.001 |
| Cr |
0.001 |
0.001 |
0.001 |
| Cu |
0.0003 |
0.0005 |
0.001 |
| Fe |
0.001 |
0.001 |
0.002 |
| K |
0.001 |
0.0015 |
0.002 |
| Mn |
0.001 |
0.001 |
0.001 |
| Mg |
0.0007 |
0.001 |
0.002 |
| Mo |
0.002 |
0.005 |
0.01 |
| Na |
0.001 |
0.001 |
0.002 |
| Ni |
0.0005 |
0.001 |
0.001 |
| P |
0.0007 |
0.001 |
0.002 |
| Pb |
0.0001 |
0.0001 |
0.0002 |
| S |
0.0007 |
0.0007 |
0.001 |
| Sb |
0.0008 |
0.001 |
0.002 |
| Si |
0.001 |
0.001 |
0.003 |
| Sn |
0.0001 |
0.0003 |
0.0005 |
| Ti |
0.001 |
0.001 |
0.001 |
| V |
0.001 |
0.001 |
0.001 |
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