Italia Novacqua Water Filters - Water Hardness Analysis Kit (French Degrees)

• Before use, read the instructions inside the cardboard. Operation is simple; with the test water fill the test tube up to 5 ml enter one drop at a time of titrant and shake each added drop until the colour change from red to blue; the number of drops used indicates the hardness in French degrees; one drop corresponds to a French grade
• The water hardness analysis kit comes complete with a single tube, each bottle contains 10 ml titrant
• Water hardness: up to 7° f: very sweet, 7 ° to 14 ° f: sweets, 14 ° to 22 ° f: medium hard; 22 ° F to 32 ° f: discreetly hard.32 ° F to 54 ° f: hard; more than 54 ° f: very hard

Kit for controlling the total water hardness (French degrees).useful to control the proper functioning of your softener.Very simple to use: - fill the tube up to 5 ml. With water to be analysed - add one drop at a time and shake until the colour turns from red to green. The number of drops used indicates the hardness in French degrees.(e.g. 30 drops = 30 â°f).