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splitless 玻璃衬管 5mm OD*54mm*0.5mm
(定制产品)3种醛酮混标 标准品
Ball Point Paint Marker, black, width: 1 mm, designed for marking all materials like plastics, rubber, cloth, metal, and especially glass. Autoclavable and dishwasher-proof. Fast dryi
96-well micro test plates F-bottom, PP, non-sterile, VE = 100 pcs
肉桂醛
双(丙基环戊二烯)二氯化锆
气进样针
组合装B TARGET 棕色 套装 白色
定量滤纸,12.5cm.慢速(双圈)
10%b,b-亚氨基二丙腈+6201 80/100mesh 2m*3mm sus