性状：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。

备注: 以上描述，仅作参考，并不表示您收到的产品，与此项描述完全相符，产品的出厂标准，请参见质量标准。

质量标准：

Q（HG）SJ　682-95
项目Item　　                                              分析纯（AR）　　  化学纯（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

99.99% 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

贮存：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。

联合国编号 2570

Risk： R45- R46- R61- R60- R25- R26- R48/23/25- R50/53-

Safety : S53- S45- S60- S61-

Hazard : T+ - N -