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alpha-六六六标准溶液,319-84-6,analytical standard,10ug/ml in petroleum ether
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铯标准溶液,7440-46-2,100μg/ml,in 1% HCl
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γ-六六六标准溶液,58-89-9,analytical standard,10ug/ml in petroleum ether
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邻苯二甲酸二丁酯标准溶液,84-74-2,analytical standard,68.8μg/mL in methanol
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PFA标准广口瓶300ml配螺纹盖ICP-MS分析实验用PFA消解罐
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砷标准溶液,7440-38-2,analytical standard, 100mg/L in H2SO4
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水中氨氮成分分析标准物质,100μg/ml ±2% (20℃)
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水中氨氮成分分析标准物质,500μg/ml ±1% (20℃)
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苯酚标准溶液,1000ug/ml in 0.02mol/L NaOH
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水质锑标样,7440-36-0,29.8μg/L
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