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2-甲氧基-5-溴-6-甲基吡啶
(办证)氧亚胺硫磷D6 标准品
针头过滤器,聚丙烯外壳,Teflon*PTFE滤膜;孔径0.45um,滤膜直径25mm
5KG-20G砝码套装,F1级别
BEAKERS, LOW FORM, QUARZ-SILICA, W. SPOUT, DIN 12332, 5 ML, 22 X 31 MM
3-羟基苯甲醛
镉Cd-空心阴极灯,As-2系列
PUNYW7016304 Olmesartan Medoxomil Impurity 8
STIRRER FOR 747/797
Qualitative filter paper, very fast filtration, creased, 460 x 570 mm Case = 100 pcs.