User manual HANNA INSTRUMENTS HI 3831T

[. . . ] Instruction Manual SPECIFICATIONS Range Smallest Increment Analysis Method Sample Size Number of Tests Case Dimensions Shipping Weight 0 to 2. 5 mg/L (ppm) Chlorine 0. 5 mg/L (ppm) Chlorine Colorimetric 5 mL 50 (average) 220x145x55 mm (8. 7x5. 7x2. 1") 205 g (7. 7 oz. ) INSTRUCTIONS READ THE ENTIRE INSTRUCTIONS BEFORE USING THE KIT · Add 5 drops of Reagent 1, 2 drops Reagent 3 and 3 drops of Reagent 2 to the color comparator cube. REFERENCES Standard Methods for the Examination of Water and Wastewater, 18th Edition, 1992, pages 445-446. HI 3831T Total Chlorine Test Kit 5 2 3 HEALTH AND SAFETY The chemicals contained in this kit may be hazardous if improperly handled. Read Health and Safety Data Sheet before performing this test. SIGNIFICANCE AND USE www. hannainst. com · Fill the color comparator cube with water sample to the 5 mL mark. [. . . ] To maximize the purpose for chlorination and minimize any adverse effects, it is essential to monitor the chlorine levels closely. The Hanna Chlorine Test Kit determines the Total Chlorine concentration in water via a color cube. This makes the test kit practical for field use. No iodine or bromine can be present for this test to work properly. Dear Customer, Thank you for choosing a Hanna Product. Please read the instructions carefully before using the chemical test kit. It will provide you with the necessary information for correct use of the kit. Remove the chemical test kit from the packing material and examine it carefully to make sure that no damage has occurred during shipping. If there is any noticeable damage, notify your Dealer or the nearest Hanna office immediately. Each kit is supplied with: · 1 Color Comparator Cube; · Reagent 1 (20 mL); · Reagent 2 (15 mL); · Reagent 3 (15 mL). Note: Any damaged or defective item must be returned in its original packing materials. CHEMICAL REACTION The addition of chlorine to water produces hydrochloric and hypochlorous acids. [. . . ] 6. 3 pH; in presence of an excessive quantity of iodide ions, the DPD (N, N-diethyl-pphenylenediamine) is oxidized by chlorine producing a reddish color. The color intensity of the solution determines the total chlorine concentration. ISTR3831TR1 10/01 PRINTED IN ITALY [. . . ]