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C18 5UM 5CMX3.0MM DISCOVERY HPLC COLUMN
50mL,低型烧杯,3.3玻璃,mL与OZ双标识,符合DIN 12331,ISO 3819标准
MINISPENSOR VOLUME ADAPTERS, 250+500 ul NO RE-ADJUSTMENT NECESSARY
10%carbowax-20M on chromosorb whp 80-100mesh
硅烷化玻璃棉
空心阴极灯-Sn
6375-71 Grooving Tool GT8M
SILICONE RUBBER SEALS, WITHOUT WASHER, 29 X 18 MM, GL 32
4-乙烯基苯基硼酸-(2-甲基丙三酯基)-钾盐
浊度计