HI 3893 Product Description: HI 3893 combines in one package four different tests, namely, ammonia, nitrate, nitrite and pH. Read More »

HI 3819 Product Description: The HANNA combination test kit HI 3819 includes all the necessary tests for alkalinity, acidity, pH and iron. The reagent bottles are in easy-to-recognize ascending numbers to allow your tests to be more efficient. The testing procedures are clearly shown in the step-by-step instruction manual so that anyone can carry out the analysis. For pH measurements, ... Read More »