Cadmium Sulfate,8/3-Hydrate

MDL：
--MFCD02253000

Molecular Formula：
CdSO4·8/3H2O

Molecular Weight：
256.52

Product order：

Name	Specifications	Packing	Price	Delivery
Cadmium Sulfate,8/3-Hydrate	ACS	100g	RMB 104.5	现货
Cadmium Sulfate,8/3-Hydrate	99.99% metals basis	10g	RMB 107.8	现货
Cadmium Sulfate,8/3-Hydrate	SP	10g	RMB 107.8	现货
Cadmium Sulfate,8/3-Hydrate	CP	100g	RMB 52.8	现货
Cadmium Sulfate,8/3-Hydrate	AR	100g	RMB 74.8	现货

Character：
无色单斜结晶。无气味。加热到40度以上开始失水，到80度以上成为一水合物，但继续加热不会变灰无水物。易溶于水，几乎不溶于醇和乙酸乙酯和乙醚。密度： 3.09

Quality Standard：
   
   Q（HG）SJ　682-95
项目Item　　                                      分析纯　　  化学纯
                                                  （AR）      （CP）
含量(3CdSO4·8H2O)Assay,%                         ≥99.0       99.0
pH(50g/L溶液，25℃)                               ≤4.0        4.0
澄清度试验Clarity                                  合格        合格
水不溶物Insoluble matter in water,%               ≤0.003      0.005
氯化物(Cl)Chloride,%　                            ≤0.001      0.003
总氮量(N)Total nitrogen,%                         ≤0.002      0.006
铝(Al)Aluminum,%                                  ≤0.005      0.01
铁(Fe)Iron,%                                      ≤0.0002     0.0006
铜(Cu)Copper,%                                    ≤0.001      0.002
锌(Zn)Zinc,%                                      ≤0.002      0.005
砷(As)Arsenic,%                                   ≤0.00005    0.0001
铅(Pb)Lead,%                                      ≤0.1        0.02
硫化铵不沉淀物(以硫酸盐计)Substances not
precipitated by ammonium sulfide,%                ≤0.1        0.2

ACS级
项目名称Item                                       ACS Grade
含量Assay                                         79.5-81.0%
水不溶物 Insoluble matter                         ≤0.005%
硝酸盐及亚硝酸盐Nitrate and nitrite(as (NO3)      ≤0.003%
硫酸盐(SO4)Sulfate                                ≤0.005%
铵(NH4)Ammonium                                   ≤0.005%
钙(Ca)Calcium(Ca)                                 ≤0.005%
铜(Cu)Copper(Cu)                                  ≤5ppm
铅(Pb)Lead(Pb)                                    ≤0.005%
钾(K)Potassium(K)                                 ≤0.02%
钠(Na)Sodium(Na)                                  ≤0.05%
锌(Zn)Zinc(Zn)                                    ≤0.05%
铁(Fe)Iron(Fe)                                    ≤5ppm

99.999% metals basis：

外观Appearance                          白色结晶粉末或块状物
纯度Purity                              ≥99.99% Based On Trace Metals Analysis of ICP
镉Cd                                    ≥43.0 % （Complexometric EDTA）
ICP:                                    Confirms Cadmium Component Confirmed
痕量金属分析Trace Metal Analysis        ≤200ppm by ICP Atomic emission
(Ba、Cr、Cu、Fe、Mg、Ni、Na、Zn)

99.999% metals basis：

外观Appearance                          白色结晶粉末或块状物
纯度Purity                              ≥99.999% Based On Trace Metals Analysis of ICP
镉Cd                                    ≥43.0 % （Complexometric EDTA）
ICP:                                    Confirms Cadmium Component Confirmed
痕量金属分析Trace Metal Analysis        ≤25ppm by ICP Atomic emission
(Ba、Cr、Cu、Fe、Mg、Ni、Na、Zn)

Storage：
密封阴凉干燥保存。
用途  镉、铜、镍的电解淀积，制造标准镉元素，马许氏试砷法的触媒，测定硫化氢，检定反丁烯二酸，电镀镉。