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>> 37333
Provides simple, fast, economical method of pH measurement. Sharp color change for each 0.5 pH unit. Can be used with handy dispenser (Product No. 2611000). Convenient for sample pH adjustments. Recommended for sewage water, not finished water. Five 4.6-meter (15') rolls per package.