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硫酸钴,七水
Cobalt sulfate heptahydrate
CAS号: 10026-24-1
分子式: CoSO4·7H2O
分子量: 281.10
别名: 硫酸钴,硫酸亚钴,七水硫酸钴,赤矾
分子结构式:
  货号   品名   产品规格   包装   单价(RMB) 可用库存 备注 数量
116898 硫酸钴,七水 AR 100g 46.00 >10
116896 硫酸钴,七水 GR 500g 256.00 >10
116895 硫酸钴,七水 AR 500g 176.00 >10
性状
质量标准
用途
危险性质
贮存

带棕黄色的红色结晶,溶于水、甲醇,微溶于乙醇。空气中易风化。
密度:2.03
熔点:96.8℃

HG/T 2631-94
项目Item                                            分析纯  化学纯
                                                    (AR)   (CP)
含量(CoSO4·7H2O)Assay,%                        ≥ 99.5     98.5
水不溶物Insoluble matter in water,%               ≤ 0.005    0.01
氧化物(Cl)Chloride,%                             ≤ 0.002    0.005
总氮量(N)Total nitrogen,%                         ≤ 0.05     0.05
钠(Na)Sodium,%                                    ≤ 0.01     0.05
钙(Ca)Calcium,%                                   ≤ 0.005    0.025
锰(Mn)Manganese,%                                 ≤ 0.005    0.02
铁(Fe)Iron,%                                      ≤ 0.001    0.005
镍(Ni)Nickel,%                                    ≤ 0.01     0.1
铜(Cu)Copper,%                                    ≤ 0.001    0.005
锌(Zn)Zinc,%                                      ≤ 0.005    0.02


99.99% metals basis:


外观Appearance                          Orange to Very Dark Orange Powder
X-射线衍射X-Ray Diffraction             Conforms to Structure
纯度Purity                              ≥99.99% Based on Trace Metals Impurities
ICP Major Analysis                      Confirms Cobalt component
痕量金属杂质total metallic impurities   ≤200ppm by ICP Atomic emission


99.999% metals basis:


外观Appearance                          Orange to Very Dark Orange Powder
X-射线衍射X-Ray Diffraction             Conforms to Structure
纯度Purity                              ≥99.999% Based on Trace Metals Impurities
ICP Major Analysis                      Confirms Cobalt component
痕量金属杂质total metallic impurities   ≤20ppm by ICP Atomic emission

 

釉彩,电镀,油漆,生物试验作血的颜色标准,肝功能血清胆红素定量比色。

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