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四水钼酸铵 12054-85-2图1

四水钼酸铵 12054-85-2

2013-01-10 14:000已售
价格:¥1.00/克
型号:12054-85-2
规格:GR,SP,AR,ACS
起订:1克
供应:1000000000克
发货:7天内
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四水钼酸铵的化学性质,质量标准及用途
   
性状

无色或浅黄绿色单斜结晶。相对密度2.498。溶于水、酸和碱中,不溶于醇。加热至90℃时失去1个结晶水,190℃时分解成氨、水和三氧化钼。放置空气中风化,失去一部分氨。

   
质量标准  
 

GB/T 657-95
项目Item                                    优级纯    分析纯     化学纯
                                          (GR)          (AR)        (CP)
含量[(NH4)6Mo7O24·4H2O)Assay,%             ≥99.0     ≥99.0          ≥99.0
配制溶液试验Preparing solution              合格          合格          合格
澄清度试验Clarity                           合格          合格          合格
水不溶物Insoluble matter in water,%        ≤0.01        ≤0.01        0.03
氯化物(Cl)Chloride,%                       ≤0.0005      ≤0.001       0.003
硫酸盐(SO4)Sulfate,%                       ≤0.01        ≤0.02        0.05
磷酸盐、砷酸盐、硅酸盐(以SiO3计)
Phosphates,arsenates and silicates,%       ≤0.00075     ≤0.001       0.003
重金属(以Pb计)Heavy metals,%               ≤0.001      ≤0.001       0.003
 
 
 
项目名称Item                                                          ACS 级
含量(以MoO3计)Assay                                                  81.0-83.0%
水不溶物Insoluble matter                                             ≤0.005%
氯化物(Cl)Chloride(Cl)                                               ≤0.002%
硝酸盐(NO3)Nitrate                                                   Passes test
砷酸盐,磷酸盐和硅酸盐(以SiO2计)Arsenate,phosphate,and silicate      ≤0.001%
磷酸盐(PO4)Phosphate                                                 ≤5ppm
硫酸盐(SO4)Sulfate                                                   ≤0.02%
重金属(以Pb计)Heavy metals(as Pb)                                    ≤0.001%
镁(Mg)Magnesium(Mg)                                                  ≤0.005%
钾(K)Potassium(K)                                                    ≤0.01%
钠(Na)Sodium(Na)                                                     ≤0.01%
 
 
99.9% metals basis:
 
 
外观Appearance                          粉末或结晶
X-射线衍射X-Ray Diffraction             Conforms to Structure
纯度Purity                              ≥99.9% Based On Trace Metals Analysis of ICP
痕量金属分析Trace Metal Analysis        ≤1000ppm by ICP Atomic emission
 
 
品级Grade                      用于细胞和昆虫细胞培养, 81-83% as MoO3    
                 (for cell culture, sfor insect cell culture, 81-83% as MoO3 )
外观Appearance                         White to Off-White Powder
水溶性Solubility                       Clear,100 mg/mL in 1N NaOH
红外光谱Infrared spectrum              Conforms to Structure
细胞培养Cell Culture Test              Pass
昆虫细胞培养Insect Cell Test           Pass
含量Assay by Titration                 81.0 - 83.0 %
as MoO3 by Pb(NO3)2

   
用途

 用作石油工业的催化剂,冶金工业中用于制取钼,是制造陶瓷釉彩、颜料及其他钼化合物的原料

   
危险性质

危险品标志  Xi,Xn
危险类别码  36/37/38-22-20/21/22
WGK Germany  1
RTECS号 QA5076000
海关编码  28417000
安全说明  26-37/39-36/37-36
危险品运输编号  3288

   
贮存 密封干燥保存。
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