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硫酸镉
Cadmium Sulfate,8/3-Hydrate
CAS号: 7790-84-3
分子式: CdSO4·8/3H2O
分子量: 256.52
别名:
分子结构式:
  货号   品名   产品规格   包装   单价(RMB)   促销价(RMB) 可用库存 备注 数量
116129 硫酸镉 ACS 100g 87.00 82.65 >10 q-d
116128 硫酸镉 99.99% metals basis 250g 1280.00 1216 >10 q-d
116127 硫酸镉 99.99% metals basis 50g 296.00 281.2 >10 q-d
116126 硫酸镉 99.99% metals basis 10g 79.00 75.05 >10 q-d
116125 硫酸镉 SP 10g 89.00 84.55 >10 q-d
116124 硫酸镉 CP 100g 59.00 56.05 >10 q-d
116123 硫酸镉 AR 100g 65.00 61.75 >10 q-d
性状
质量标准
用途
危险性质
贮存

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

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



99.99% 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

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。

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