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Molybdenum trioxide

Cas:
1313-27-5
MDL:
--MFCD00003469
Molecular Formula:
MoO3
Molecular Weight:
143.94
Alias:
氧化钼(VI),钼酐,无水钼酸 Molybdenum(VI)oxide Molybdic anhydride Molybdic acid anhydride
Product order:
Name Specifications Packing Price Delivery
Molybdenum trioxide 99.95%,100nm 50g RMB 858 现货
Molybdenum trioxide 99.95%,100nm 10g RMB 228.8 现货
Molybdenum trioxide SP 10g RMB 107.8 现货
Molybdenum trioxide 99.95% 500g RMB 1408 现货
Molybdenum trioxide AR 500g RMB 385 现货
Molybdenum trioxide 99.95% 100g RMB 316.8 现货
Character:
浅黄色粉末,不溶于水,溶于碱、酸液、氨水和酒石酸氢钾的溶液中。在795℃熔融成深黄色液体,凝结时黄白色结晶。在较高温度升华。强烈灼烧后极微溶于酸类。中等毒,半数致死量(大鼠,经口)125mg/kg。有刺激性。
密度:4.696
熔点:795℃
沸点:1155℃
Quality Standard:
   
   项目Item                              分析纯      化学纯
                                                 (AR)        (CP)
MoO3含量assay                                   ≥ 99.90%    99.90%
澄清度试验Clarity                                合格        合格
氨水不溶物Insoluble matter in NH3               ≤ 0.01      0.05
铵 盐                                          ≤0.002      0.005
氯化物(Cl)Chloride                              ≤0.002      0.005
硝酸盐                                          ≤0.005      0.015
硫酸盐Sulfate                                   ≤0.01       0.03
磷、砷、硅(以SiO2计)                          ≤0.005      0.015
重金属Heavy metals(Pb计)                      ≤0.005      0.015

项目                                            高纯级
钼含量Mo(%)                                  ≥ 99.95
其它元素含量(ppm)≤
Al                                               15  
Ca                                               15  
Cr                                               10  
Cu                                               15  
Fe                                               15  
Mg                                               10  
Ni                                               10  
K                                                60  
Si                                               20  
Na                                               20  
P                                                5  
Pb                                               5  
Ti                                               10  
S                                                50  
Sn                                               15  
W                                                100  
As                                               10  
(高纯三氧化钼呈淡黄色或浅绿色粉末,松装比重为0.7~1.1g/cm3,粒度均匀,全部能通过40目筛网。 产品微溶于水,可溶于碱,与磷酸反应生成的磷酸钼具有很高的纯度。)

Storage:
密封保存。
用途  比色法测定血糖、蛋白质、酚、砷、铅、铋等。生物碱检验。石油工业催化剂。钼盐、钼合金的制造。五氧化二磷、三氧化二砷、双氧水、酚和醇类的还原剂。
    高纯三氧化钼用于还原钼粉,裂变催化剂、加氢催化剂、颜料、陶瓷和玻璃的生产。
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