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产品编号 | 名称 | 规格 | 包装 | 售价(RMB) | 促销价(RMB) | 库存量 | 数量 | 在线订购 |
---|---|---|---|---|---|---|---|---|
108073 | 硫酸镉 | 4N | 10g | 88 | >20 | 立即订购 | ||
108074 | 硫酸镉 | GR | 100g | 75 | >20 | 立即订购 | ||
108075 | 硫酸镉 | AR | 100g | 65 | >20 | 立即订购 |
4N / SP / AR
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
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
ACS级
项目名称Item ACS Grade
含量Assay 79.5-81.0%
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
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%