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Q/HGSJ736-97 项目ltem 分析纯 化学纯 (AR) (CP) 含量(SrCL2•6H2O)Assay,% ≥99.5 99.0 水溶液反应Water solution reaction 合格 合格 澄清度试验Clarity 合格 合格 水不溶物lnsoluble matter in water,% ≤0.003 0.005 硝酸盐(NO3)Nitrate,% ≤合格 -- 钙(Ca)Calcium,% ≤0.03 0.05 铁(Fe)Iron,% ≤0.0001 0.0005 钡(Ba)Barium,% ≤0.02 0.10 碱金属及镁(硫酸盐)Alkai.metals and magnesium,% ≤0.01 0.02 重金属(以Pb计)Heavy metals,% ≤0.0002 0.001
ACS级 项目名称Item ACS Grade 含量(SrCL2•6H2O)2Assay 99.0-103.0% pH(5%溶液,25.0℃)pH 5.0-7.0 水不溶物Insoluble matter ≤0.005% 硫酸盐(SO4)Sulfate ≤0.001% 钡(Ba)Barium(Ba) ≤0.05% 钙(Ca)Calcium(Ca) ≤0.05% 镁(Mg)Magnesium(Mg) ≤2ppm 重金属(以Pb计)Heavy metals(as Pb) ≤5ppm 铁(Fe)Iron(Fe) ≤5ppm
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