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3-氯苯并[b]噻吩-2-甲酸
氯化亚锡
营养肉汤（药典）
KECK CLIPS FOR CONICAL JOINTS, POM, KC, NS 40, YELLOW, KECK-ART.-NR. 01-40
AccuBond II Silica硅胶 SPE 小柱
(易制爆)硝酸锌，六水，99.99% metals basis
Macro Apparatus for determination of nitrogen acc. to Parnas-Wagner, complete, Kjeldahl flask with trap 250 ml
ELECTRODES EQUIVALENT TO METROHM ELECTRODES
RUBBER STOPPERS, SOLID, TOP D. 49 MM, BOTTOM-D. 42 MM, LENGTH 35 MM
刻度移液管，BLAUBRAND ，AS级，1类（零刻度位于顶端），0.5:0.01 ml
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