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石油类标准溶液(红外法),30.5μg/ml in Carbon tetrachloride
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乙基汞标准溶液,analytical standard,10ug/ml in Toluene
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水硬度标准溶液,45.0mmol/l(以CaCO3计),in 0.1mol/L HCl
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四氯化碳标准溶液,56-23-5,analytical standard,1000ug/ml in methanol
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总硬度标准溶液,1000μg/ml,总硬度
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亚硝酸盐标准溶液,1000ug/ml in water
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铥标准溶液,7440-30-4,1000ug/ml Tm in 10%HCl
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(As,Sb,Bi,Pb,Sn,Na,Cd)多元素混合标准溶液(混标)
-
ICP-MS标样
-
水中铵离子成分分析标准物质,1000μg/ml ±1% (20℃)
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