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技術文章首頁 > 技術文章 > 可調移液槍常見的6個操作誤區
可調移液槍常見的6個操作誤區
點擊量:244     時間:2022-12-23
  可調移液槍采用注射器活塞推進原理,分液可靠,操作簡單,可用于實驗室的分液,也可用于實驗室動物的藥物注射,操作手柄有雙環形和槍式兩種造型,適合不同使用者的操作習慣。
 
  本產品通過套筒上清晰刻度調節分液(注射)體積,通過管道可與試劑瓶相連,也可以通過轉接口直接與試劑瓶相連,接口與標準針頭連接,免維護,易拆御和清潔,注射器帶自鎖死裝置,在分液操作時不會發生容量變化,可調移液槍又稱移液槍,是一種用于定量轉移液體的器具,被廣泛用于生物、化學等領域。
 
  它的性能主要可以考慮以下幾點:
  1、完成一個移液循環拇指的移動距離短,意味著舒適度更高;
  2、比較相同量程的移液器完成一次排液所需的拇指用力,這是影響舒適性的關鍵,用力越少意味著長期使用造成手指損傷的風險越??;
  3、裝卸吸頭,同樣是越省力越好;
  4、可調移液槍的重量適中,過重會增加手的負擔,但過輕也往往意味著材質可能差強人意;
  5、其它的輔助設計,如殼體的磨砂設計以及指鉤設計,有助于進一步提高舒適性。
 
  使用可調移液槍常見的6大操作誤區有:
  誤區一:裝配吸頭時,用力過猛后果:導致吸頭難以脫卸正確:無需用力過猛,選擇與移液器匹配的吸頭;
  誤區二:吸液時,移液器本身傾斜后果:導致移液不準確正確:垂直吸液,慢吸慢放;
  誤區三:平放帶有殘余液體吸頭的移液器后果:導致液體倒流腐蝕活塞彈簧正確:應將移液器掛在移液器架上;
  誤區四:用大量程的移液器移取小體積樣品后果:導致移液不準確正確:應該選擇合適量程范圍的移液器;
  誤區五:直接按到第二檔吸液正確:應該按照標準方法操作;
  誤區六:使用丙酮或強腐蝕性的液體清洗移液器后果:損壞移液器正確:詳看說明書,不用使用腐蝕性的液體進行清洗。

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