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镁离子标准溶液,1000 μg/ml in 5%HCL
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氯化物阴离子标准液,7447-40-7,1mg/ml (1,000ppm)
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碘化物阴离子标准液,12027-06-4,1mg/ml (1,000ppm)
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硫酸盐阴离子标准液,7783-20-2,1mg/ml (1,000ppm)
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磷标准溶液,7723-14-0,analytical standard ,1000ug/ml in water
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钬标准溶液,7440-60-0,1mg/ml in 1.0mol/L HNO3
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总有机碳(TOC)标准溶液,1000mg/L,in water
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亚硝酸盐标准溶液,100mg/L in water
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1,1-二氯乙烯标准溶液,75-35-4,analytical standard,1mg/ml in methanol
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水中铵离子成分分析标准物质,1000μg/ml ±1% (20℃)
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