Hach Hach 145400 Total Hardness Test Kit, Model 5-EP

Hach 145400 Total Hardness Test Kit, Model 5-EP About this item Utilizes drop count titration - a simple, economical titration method Kit contains all required reagents and apparatus in a rugged carrying case for analysis in the field Country Of Origin: China Water hardness is caused almost entirely by calcium and magnesium ions See more product details