User manual HANNA INSTRUMENTS HI 38075

[. . . ] Instruction Manual SPECIFICATIONS Range Smallest Increment Analysis Method Sample Size Number of Tests Case Dimensions Shipping Weight 0 to 0. 25 mg/L (ppm) 0 to 6. 0 mg/L (ppm) 0. 05 ppm 1. 2 ppm Colorimetric, bicinchoninate 25 mL 2. 5 mL 100 (50 for each range) 230x59x70 mm (9. 0x2. 3x2. 8") 555 g (19. 6 oz. ) HI 38075 Copper Low and High Range Test Kit · Add 1 packet of HI 3856-0 reagent. · Add 1 packet of HI 93702-0, replace the cap and shake well. · Wait 45 seconds to allow color to develop. · Replace the cap and mix by inverting the cube several times. [. . . ] · To measure copper in the 0-6. 0 range, use the pipette to fill the plastic test tube with 2. 5 mL of sample, up to the mark. · Add 3. 5 mL of Deionized Water to reach the 6 mL mark. · Pour then 5 mL of the diluted sample from the tube to the color cube (up to the mark). www. hannainst. com SIGNIFICANCE AND USE Copper is an essential trace element in human diet (the daily requirement is around 2. 0 mg) and a factor in plant metabolism. Copper salts are used in water supply systems to control biological growth in reservoirs. High concentrations on the other hand are toxic and corrosion of copper alloys in pipe fittings may introduce considerable quantities into the water supplies. Note: mg/L is equivalent to ppm (parts per million). SPECIFICATIONS Dear Customer, Thank you for choosing a Hanna Product. Please read the instruction sheet carefully before using the test kit. It will provide you with the necessary information for correct use of the kit. If you need additional information, do not hesitate to e-mail us at tech@hannainst. com. Remove the chemical test kit from the packing material and examine it carefully to make sure that no damage has occurred during shipping. [. . . ] The amount of color developed is proportional to the concentration of copper present in the aqueous sample. REFERENCES Adaptation of EPA approved method. 2. 5 mL HEALTH AND SAFETY The chemicals contained in this kit may be hazardous if improperly handled. Read the relevant Health and Safety Data Sheet before performing this test. INSTRUCTIONS READ THE ENTIRE INSTRUCTIONS BEFORE USING THE KIT · To measure copper in the 0-0. 25 range, fill the long path comparator cube with sample up to the 25 mL mark. 02/00 PRINTED IN ITALY ISTR38075 25 mL [. . . ]