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间二甲苯标准溶液,108-38-3,analytical standard,1000ug/ml in methanol
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水中硝酸根成分分析标准物质,500μg/ml ±1% (20℃)
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solution (mixed standard),100μg/ml 溶剂:5%硝酸,traceHCl
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正十六烷标准溶液,544-76-3,analytical standard,1000ug/ml in methanol
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苯标准溶液,71-43-2,analytical standard,1000ug/ml in carbon disulfide
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(As, Cd, Cr, Pb, Hg) 多元素混合标准溶液(混标),As,Cd,Cr:100μg/ml;Pb,Hg:200μg/ml(,in :5% HNO3,2% HCL)
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锰标准溶液,7439-96-5,analytical standard ,1000ug/ml in 1.0 mol/L HNO3
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1,2-二氯苯标准溶液,95-50-1,analytical standard,1000ug/ml in methanol
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钡标准溶液,7440-39-3,analytical standard,1000ug/ml in 1.0 mol/L HNO3
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铥标准溶液,7440-30-4,1000ug/ml Tm in 10%HCl
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