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DENSITY-HYDROMETER, TYPE 20°C,WITHOUT THERMOMETER RANGE 1,500-1,600:0,001 G/CM3 ,LENGTH 300 MM
不锈钢填充柱,11.1% carbowax 400 on Chromosorb T 40-60目
改良磷酸盐缓冲液(PSB)
顺式-11,14-二十碳二烯酸甲酯 标准品
气相色谱柱,TG-WAXMS 10m x 0.1mm x 0.1μm
D-生物素 N-羟基琥珀酰亚胺酯
Pipette shaft complete for Transferpette? Fix type 50 μl and Digital type 10-50 μl
TRIANGLES, MADE OF TINNED IRON WIRE, PIPE CLAY TUBES, LENGTH 80 MM
REACTION VESSELS, FLAT FLANGE WITH GROOVE, GRADUATED, WITH 2 SCREW THREADS GL 18, FLAT BOTTOM, DN 100, 4000 ML, OUTER ? 170, INNER ? 135, HEIGHT 340 MM, BOROSILICATE GLASS
用于SPE 萃取柱的20 um 聚丙烯筛板