User manual HANNA INSTRUMENTS HI 3838
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Manual abstract: user guide HANNA INSTRUMENTS HI 3838
Detailed instructions for use are in the User's Guide.
[. . . ] Instruction Manual
SPECIFICATIONS
0 to 1% Formaldehyde 0 to 10% Formaldehyde Analysis Method Acid titration using sodium sulfite and hydrochloric acid Sample Size 0. 5 mL and 5 mL Number of Tests 110 (average) Case Dimensions 260x120x60 mm (10. 2x4. 7x2. 4") Shipping Weight 910 g (2 lbs. ) Range
INSTRUCTIONS
READ ALL THE INSTRUCTIONS BEFORE USING THE TEST KIT HIGH RANGE - 0 to 10% Formaldehyde · Take the titration syringe and push plunger completely into the syringe. Insert tip into water sample and pull plunger out until the lower edge of the plunger seal is on the 0. 5 mL mark of the syringe. [. . . ] 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. If there is any noticeable damage, notify your Dealer or the nearest Hanna office immediately. Each kit is supplied with: · Alizarin Yellow R Indicator, 1 bottle (15 mL) with dropper; · Sodium Sulfite, 1 bottle (30 g); · HI 3838-0 Reagent Titrant Solution, 1 bottle (120 mL); · Plastic spoon; · Plastic bottle; · Calibrated 10 mL vessel; · Filter cartridge; · Calibrated titration syringe · Plungers. Note: Any damaged or defective item must be returned in its original packing materials.
Formaldehyde is used widely in industry. Its duties vary from holding dyes onto fabrics, to assisting in the electroplating of metals. Each application uses different levels of formaldehyde and requires monitoring to optimize its given purpose. The Hanna Formaldehyde Test Kit makes monitoring easy, quick and safe. The compact size gives the user the versatility to use the kit practically anywhere. The design of the kit makes it practically impossible to spill the reagents, thereby reducing the possibility of injury or damage to property.
· Place syringe tip into the cap port of the plastic vessel and slowly add the titration solution dropwise, swirling to mix after each drop. Continue adding titration solution until the solution in the plastic vessel turns from red-orange to yellow. [. . . ] Read Health and Safety Data Sheet before performing this test.
· If the solution is a red-orange color, then slowly add HI 3838-0 Reagent Titrant Solution dropwise, by mean of the syringe, until the solution turns yellow. If formaldehyde is present, the solution will be a red-orange color.
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Note: Push and twist pipet tip onto tapered end of syringe ensuring an air-tight fit.
ACCESSORIES 2
HI 3838-100 Spare reagents (100 tests)
REFERENCES
Reagent Chemicals, A. C. S. , 7th Edition, page 301.
ISTR3838R2 [. . . ]
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