#1 OTO Reagent - This 1oz bottle is for testing the total chlorine.
#2 Phenol Red Indicator - This 1 oz bottle is used to test the pH levels.
#3 Acid Demand Titrant - This 1oz bottle is used to find the amt. of acid needed.
#3B Alkali Demand Titrant - This 1oz bottle is used to find the amt. of base needed.
#4 Chlorine Neutralizer - This 1/2oz bottle is used to neutralize chlorine/bromine.
#5 Methyl Orange Indicator - This 1/2oz bottle is used to test for Total Alkalinity.