目錄:上海鉑勒機電設備有限公司>>水質分析儀器>>其他水質分析儀及配件>> 09185=A=3500
Membranes for an ozone or dissolved oxygen sensor are installed to hold electrolyte so that gas can diffuse through to complete a reaction with the sensor. - See more at: http://www.hach.com/premounted-membranes-for-9185sc-9582sc/product?id=7640372408&callback=qs#sthash.pPHDwgkY.dpuf