GST-5720C GST-5820C 用于分銷電極
pH電極新舊互換表:舊型式新型式用途 ? 特長(zhǎng)計(jì)量法形式承認(rèn)強(qiáng)化玻璃浮標(biāo)pH範(fàn)圍溫度範(fàn)圍GST-5741CGST-5841C一般用○○○0~140~100 ℃GST-5721CGST-5821C一般用○X○0~140~100 ℃ELP-039GST-5851C高鹼用○X○0~140~100 ℃ELP-031GST-5841S含有機(jī)溶劑用○○○0~140~100 ℃GST-5721SGST-5821