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如何使用phs-25数显酸度计
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PH计PHS-25启动前的操作步骤a)将电极杆拧入电极杆固定座；b)将电极夹插入电极杆中；c)将pH复合电极安装在电极夹上；d)拉开E-201-C pH复合电极下端的电极保护套，拉下电极上端的橡胶套，露出上端孔；e)用蒸馏水清洗电极。
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