電(dian)(dian)導(dao)電(dian)(dian)極在(zai)不同(tong)(tong)的(de)使用(yong)(yong)(yong)(yong)環境(jing)下或者在(zai)長時間未使用(yong)(yong)(yong)(yong)時都有一定的(de)漂移，導(dao)致響應范(fan)圍、線(xian)性度變化，需(xu)要(yao)使用(yong)(yong)(yong)(yong)電(dian)(dian)導(dao)標(biao)準溶液(ye)重新校正。為了方便用(yong)(yong)(yong)(yong)戶(hu)(hu)使用(yong)(yong)(yong)(yong)，減少用(yong)(yong)(yong)(yong)戶(hu)(hu)配(pei)置標(biao)準溶液(ye)的(de)繁瑣，雷磁(ci)生(sheng)產不同(tong)(tong)電(dian)(dian)導(dao)率(lv)值的(de)電(dian)(dian)導(dao)率(lv)校準溶液(ye)，用(yong)(yong)(yong)(yong)戶(hu)(hu)可以根(gen)據需(xu)求直接選購。 其中瓶裝(zhuang)試(shi)劑250 mL用(yong)(yong)(yong)(yong)量(liang),袋裝(zhuang)試(shi)劑都是20Ml用(yong)(yong)(yong)(yong)量(liang),即(ji)開即(ji)用(yong)(yong)(yong)(yong)。