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3-溴-5-乙氧基吡啶
2mL TARGET DP 样品瓶 聚丙烯 300UL
二硫化碳中1,1,2-三氯乙烷溶液标准物质
1/16" SS connecting 管路 5cm length (pack 10)
Three angle bosshead, Duraluminium, angle 90°+180°+270°, for bar 19-23 mm
MICROLITER PIPETTES, "WITOPET", TYPE FIX 20 UL, WITH TIP EJECTOR, CONFORMITY CERTIFIED
广口瓶,聚丙烯;聚丙烯螺旋盖,500ml容量
2,6-二羟基萘
SS packed column /EA OD:1/8" ID: 2.1mm length: 11 feet 20% R
50mL聚丙烯单刻度线胖肚移液管