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铅粒,7439-92-1,SP
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热分析标准物质(铅),7439-92-1,熔化温度:327.77°C
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铅粒,7439-92-1,99.99% metals basis,粒状,1-3mm
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铅标准溶液,7439-92-1,100ug/ml Pb in 1%HNO3
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Lead (II) iodide | MedChemExpress (MCE)
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水质铅标样,7439-92-1,20-500 ug/L, in 1% HNO3
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多为莱博 焊锡 易熔合金 FIELDS METAL 144℉ (BOLTON 144)
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铅标准溶液,7439-92-1,1.00μg/g,in :K+ 2.2mg/L,Na+ 23mg/L,Ca2+ 39mg/L,Mg2+11mg/L,0.5mol/L HNO3
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钛黄 metal indicator
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Argos Technologies Metal Labeling Tape Dispenser, Small; Each
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