AquaVascular KH Test Solution A & B (Carbonate Hardness Test)

KH TEST PROCEDURE: Take 5 ml of water sample to the tube using the syringe Add one drop of solution 'A' to the tube. Water sample turns EMERALD GREEN Add Solution 'B' one drop at a time with continuous stirring until the emerald green tinge disappears from the solution and turns ORANGE RED. Be sure to count the number of drops of Solution 'B' being added. The colour of solution at the end point is ORANGE RED under normal conditions. Every single drop of solution 'B' counts for 1dKH.