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邻苯二酚标准溶液,120-80-9,analytical standard,1000ug/ml in methanol
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色谱级水,7732-18-5,色谱级,用于AA, IC, ICP 和 TOC 分析
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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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硫化物标准溶液,analytical standard,60ug/ml-150ug/ml in zinc acetate solution
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水硬度标准溶液
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银标准溶液,100ug/ml in 1%HNO3
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氯离子标准溶液,100μg/ml in Water (20℃)
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甲基汞标准溶液,22967-92-6,analytical standard,10ug/ml in toluene
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(La,Ce,Pr,Nd,Sm,Eu,Gd,Tb,Dy,Ho,Er,Tm,Yb,Lu,Y,Sc)多元素混合标准溶液(混标)
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氨氮标准溶液,1000μg/ml in Water (20℃)
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