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安全吸球的使用

安全吸球的使用. 郭偉明編畫. 滴下後停留時間 15s 刻度適用溫度 20℃ 精確度 ±0.001mL 容積 10mL. 1. 2. 3. 按 (1) 將球體內之氣體排出 ( 應先向下,以免萬一球體內有液體時濺出,噴傷眼睛 ). 移液管插入太深,會使玻璃珠掉落,造成吸球損壞。. 正確. 危險. 確認液位刻度正確. 按 2( 或 S) 吸入液體 , 小心不要吸入吸球中. 移液至容器上端 , 垂直。下端緊靠玻壁 , 兩指卸下吸球。任液體垂流至剩下尖端最後一滴。靜置至規定時間取出。. 15sec.

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安全吸球的使用

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