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铥标准溶液,7440-30-4,1000ug/ml Tm in 1.0 mol/L HNO3
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铁标准溶液,7439-89-6,analytical standard ,1000ug/ml in 1.0mol/L HNO3
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1,2,3,4-四氯苯标准溶液,634-66-2,analytical standard,1000ug/ml in methanol
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砷标准溶液,7440-38-2,analytical standard, 1000ug/ml in 1.0mol/L HNO3
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ICP-MS分析高纯PFA枪头适用于有机无机样品移取可定制尺寸适配不同移液枪
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硅酸根标准溶液,1000ug/ml in 0.05mol/L NaOH
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苯胺标准溶液,62-53-3,analytical standard,0.989 mg/ml in methanol
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(Zr,Hf,W,Mo,Ta,Nb,Ti)多元素混合标准溶液,analytical standard ,100ug/ml in 1.0mol/L HF and 1.0mol/L HNO3
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滨正红PFA容量瓶250ml刻度清晰定容精准痕量分析专用
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联苯胺标准溶液,92-87-5,1000μg/ml,溶剂:甲醇
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