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Chem Elut 液液萃取小柱
D(+)-苹果酸
5-溴-2-硝基苯酚
甲酸乙酯
Natural Rubber Tubing, inner ? 6 mm, outer ? 18 mm, wall thickness ? 6 mm, red, temperature range -30°C+70°C Pack = 25 m
样品瓶 干燥 透明-ID 组合装 W/密封垫
PIPETTES FOR ENCYMATIC ANALYSIS, DIN-AS, 10ML:0,1,CONF.CERTIFIED, FOR PART.DELIVERY,DIN 12699, CO
9.21ph缓冲液
经济型台式器皿沥水架
HYPERSIL GREEN ENV 3UM 100X2.1MM COLUMN