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水中无机碳溶液标准物质,1000mg/L,in water
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二氧化硅,7631-86-9,纳米粉末,规格表面积175-225 m²/g(BET),99.8% trace metals basis
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General Tools SC941 Sound Level Probe/Plug Adapter
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IC 钠标准品,7647-14-5,Sodium Standard for IC,1000 mg/L Na+ in water
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TRACE™ TR-1 GC Columns
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端口升降组件LEVEL PORT ASSY,用于SIL-10A/10Ai
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赛默飞Thermo Dionex IonPac AS16 Hydroxide-Selective Anion-Exchange Column离子色谱IC柱
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Potassium chloride, ≥99.99% trace metals basis | 氯化钾,≥99.99% trace metals basis | MedChemExpress (MCE)
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赛默飞Thermo Dionex IonPac AS23 Carbonate Eluent Anion-Exchange Column离子色谱IC柱
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