Test for determines the optimal carbon dioxide content for freshwater aquariums.
Package contents: 1 quick test,CO2 direct set test set. Incl. 2 reagents,plastic cuvette and colour chart. Refill reagent avaiable separately.
Application: fill plastic cuvette with sample water,add reagent drop by drop until stable colours change to pink. Number of drops x 2=CO2 content in mg/l
Made in: Germany