User manual HANNA INSTRUMENTS HI 3874

[. . . ] Instruction Manual SPECIFICATIONS INSTRUCTIONS READ THE ENTIRE INSTRUCTIONS BEFORE USING THE KIT · Fill the glass cuvet to the 10 mL mark with sample. [. . . ] · Replace the cap and shake vigorously for exactly 1 minute. A deposit may remain, but it will not affect measurement. Time and the manner of shaking can affect the results. · Wait for 4 minutes to let the color develop. Remove the www. hannainst. com REFERENCES Adaptation of the cadmium reduction method from Standard Methods for the Examination of Water and Wastewater, 18th Edition, 1992 APHA/AWWA/WEF. Note: Any damaged or defective item must be returned in its original packing materials. ISTR3874 12/99-L 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. [. . . ] Read Health and Safety Data Sheet before performing this test. cap and fill the color comparator cube with 5 mL of the treated sample (to the mark). PRINTED IN ITALY · Determine which color matches the solution in the cube and record the result as mg/L (ppm) of nitrate-nitrogen. [. . . ]