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浴铜灵
二氢丁香酚
PELTOR LE400G 40178 铝合金框架高端墨镜(灰色镜片,防雾,附送眼镜绳,眼镜布,眼镜袋,眼镜包)
pH5.7生长管(枯草芽孢杆菌)
CONTACT THERMOMETERS, ADJUSTABLE WITH TURNING MAGNET, ADJUSTING AND READING SCALES, YELLOW ENAMELL
4-氨基三氟甲苯
硅胶 60, 0.075-0.2mm (70-200 mesh)
CORK BORERS FOR CORKBORING MACHINES, MADE OF STEEL, SET OF 1-12 PCS., 4 -15 MM DIA.
密封活塞,适用于Transferpettor,100- 500 μl, 10个/盒
AGILENT ZORBAX Extend-C18液相色谱柱