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预过滤器,玻璃纤维;过滤器直径70mm
N-苄氧羰基-L-苯丙氨酸
EAR 320-1001 耳机型耳塞替换耳塞头(配320-1000)
20%DEGS 60/80 Chromosorb WAW不锈钢填充柱Agilent6890的FID
Bosshead,alu,90°design up to d.22 mm
Venusil C18 Plus 色谱柱
4-戊烯-1-醇
Diamonsil Silica 10μm 150 x 21.2mm
Urinal, PP, without lid, moulded graduation, 1000 ml
Rack test tube 100 pos 11 x 11 in, specify test tube dia & length .sizes 11, 13, 16, 19, 20 and 22 mm diameter available