User manual HANNA INSTRUMENTS HI 3850

[. . . ] Instruction Manual SPECIFICATIONS Range 10 to 200 ppm Ascorbic Acid Smallest Increment 10 ppm Ascorbic Acid Analysis Method Drop-Count Iodometric Titration Sample Size 10 mL Number of Tests 100 (average) Case Dimensions 235x175x115 mm (9. 2x6. 9x4. 5") Shipping Weight 519 g (18. 3 oz. ) other calibrated vessel and keep it as a reference for the initial color. HI 3850 Ascorbic Acid Test Kit developed. [. . . ] Reducing substances interfere in the determination of Ascorbic Acid with this test kit. Note: mg/L is equivalent to ppm (parts per million). REFERENCES Skoog, West, Holler; Fundamentals of Analytical Chemistry; Saunders College Publishing International Edition (5th ed. ) www. hannainst. com ISTR3850R2 Note: Any damaged or defective item must be returned in its original packing materials. 10/02 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 SPECIFICATIONS 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: · HI 3850A-0 Ascorbic Acid Reagent, 1 bottle (100 mL); · Starch Indicator, 1 bottle with dropper (25 mL); · HI 3850C-0 Ascorbic Acid Reagent, 1 bottle (100 mL); · 2 calibrated plastic vessels (50 mL); · 1 plastic pipette (3 mL); · 2 plastic pipettes (1 mL); · 1 plastic test tube, graduated with cap. · Add 4 drops of Starch Indicator and swirl to mix. The chemicals contained in this test kit may be hazardous if improperly handled. [. . . ] Similarly prepare another sample using the [. . . ]