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总硬度标准溶液,1000μg/ml,总硬度
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总氮标准溶液,analytical standard,1000μg/ml in water
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铵离子标准溶液,1000μg/ml in Water (20℃)
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镁离子标准溶液,1000 μg/ml in 5%HCL
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铂标准溶液,7440-06-4,analytical standard,1000ug/ml in 2.0mol/L HCl with trace HNO3
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硝酸盐氮标准溶液,100μg/ml in Water (20℃)
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水中汞 / 介质:1.0 mol/L HNO3 (1.0摩尔/升硝酸) 国家有色院
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硅标准溶液,7440-21-3,1000ug/ml in 0.05mol/L NaOH
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氯离子(Cl-)标准溶液,1000μg/ml in Water (20℃)
-
镍单元素溶液标准物质,7440-02-0,1000μg/ml in 1mol/L HNO3
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