膠帶分割器tape dispensers,acrylic dispensers for dispensing multiple rolls of tape. includes flip-top cover and bottom suction cups. for rolls of width 13 and 55 mm.分配磁帶多卷丙烯酸掌柜。包括翻轉頂蓋和底部吸盤。對于卷的寬度為13和55
移液器的控制器,for glass and plastic pipettes from 1 to 100 ml。的accurpette吸管控制器提供高效的性能與一個強大但安靜的電機加速大體積移液。模式選擇開關可以選擇高或低的模式都允許變量吸出和分配速度(井噴)。在任何模式下,通過凹的手指觸發控制吸氣和分配的速度,設計提供一個舒適和積極的抓地力,并要求最小
模擬秒表analogue stopwatch,copper chromium plated casing crown stopper with frame ring separate side reset button 1/5 second timingcounts up to 30 minutesw×d×h: 48×16×68 mm