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1-(2-四氢吡喃基)-1H-吡唑-5-硼酸频哪酯
4,4'-二羟基联苯
2D码冻存管顶配套装(白)
单虫脒盐酸盐
DURAN? baffled flask, GL 45, with 4 bottom baffles, complete with membrane screw cap, 250 ml
蛋白酶K
Bt-11 MAIZE (level 3 - nominal 1 % GMO) 标准品
填充柱密封垫,60% Vespel / 40%石墨, 1/4英寸*1/4英寸
SEPARATORY FUNNELS, SQUIBB, 100 ML, BOROS., UNGRADUATED, WITH ST-PTFE-STOPCOCK PLUGS, PE-STOPPER
玻璃巴世德吸管