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亚硝酸盐标准溶液,1000ug/ml in water
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硝酸盐氮标准溶液,1000ug/ml in Water (20℃)
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水中硝酸根成分分析标准物质,1000ug/ml ±1% (20℃)
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甲基汞标准溶液
质量保证和质量控制,也可用于ICP-AES、AAS、AFS、ICP-MS、离子色谱等仪器校准、方法验证和技术仲裁。滴定分析用标准溶液
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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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乙基汞标准溶液,analytical standard,10ug/ml in Toluene
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苯酚标准溶液,1000ug/ml in 0.02mol/L NaOH
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银标准溶液,analytical standard ,1000ug/ml in 1%HNO3
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甲基汞标准溶液,22967-92-6,analytical standard,10ug/ml in toluene
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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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