5%PEG-6000/6201车间空气中苯乙烯的溶剂解吸聚乙二醇色谱柱
¥26805%PEG-6000/6201车间空气中苯乙烯的溶剂解吸聚乙二醇色谱柱
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¥2280HHH-500HHH-300+氢气发生器应用安捷伦HP-4890
¥4800HHH-500安捷伦6890使用的氢气发生器
¥4800HHH-300氢气发生器配套安捷伦8890色谱
¥4800HHH300,HHHC-300纯水氢气发生器应用安捷伦7890B
¥9800HHH-300安捷伦8860用氢气发生器
¥4800hhh300HHH-500氢气发生器应用在安捷伦7820A
¥48002.2M*1/8天然气测定色谱柱HAQ
¥16803m*3mm聚四氟乙烯管体填充柱DC550色谱柱
¥19801/8*3m岛津安捷伦pe赛默飞耗材5A色谱柱
¥1960