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Products and accessories for analysis of water sample quality; includes BOD and COD testing equipment, coliform detection tests, cyanide distillation apparatuses, dissolved oxygen meters, glassware, Imhoff cones and water quality testing kits.
Accurate readings can be obtained on suspended solids up to a depth of 4.5 m (15'). Comes in three 1.5 m (5') sections with screw-type fittings. Designed for sampling solids in wastewater and food processing applications. Standard Sludge Judge features 3/4" diameter plastic tubing, while the large capacity Sludge Judge features 1-1/4" diameter plastic tubing for double the capacity.
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For determination of zinc by the ZincoVer 5 zincon method. USEPA approved for wastewater analysis - Hach method 8009. Range: 0.01 to 3.00 mg/L Zn. Sample size: 20-mL. Pack of 100 Powder Pillows. To confirm accurate results, see appropriate standard solutions on the Consumables tab.
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For free chlorine determination by the DPD Free Chlorine method. USEPA accepted for reporting for drinking water analysis using Hach Method 8021. Range: 0.02 - 2.00 mg/L Cl₂. Sample Size: 10 mL. Pack of 100 powder pillows.Boric Acid free!*This product has not been evaluated to test for chlorine and chloramines in medical applications in the United States.
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For free chlorine determination by the DPD Free Chlorine method. USEPA accepted for reporting for drinking water analysis using Hach Method 8021. Range: 0.02 - 2.00 mg/L Cl₂. Sample Size: 10 mL. Pack of 1000 powder pillows.Boric Acid free!*This product has not been evaluated to test for chlorine and chloramines in medical applications in the United States.
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Formaldehyde solutions are used for maintenance of reverse osmosis systems and as disinfectants. The Model FM-1 measures higher concentrations by drop count titration. Contains 100 tests.
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Reagent set for colorimetric silver method using Cadion 2B indicator. Hach Method 8120. Range: 0.02 - 0.70 mg/L Ag. Sample Size: 50 mL Three reagent system includes 50 each of Silver 1 and Silver 2 Reagent Pillows and Sodium Thiosulfate Powder Pillows. No extractions required. Digestion required for total silver.
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For determination of Sulfide by the Methylene Blue Method, using Hach Method 8131 and visual test kits. Photometric range: 5 - 800 μg/L sulfide. Test kit ranges: 0.01 - 0.55 to 2.5 - 11.25 mg/L sulfide. Set contains 2 100-mL bottles each of Sulfide 1 and Sulfide 2 Reagents. Approximately 100 tests. For turbid samples, also order Bromine Water (221120) and Phenol Solution (211220).
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For chlorine determination by iodometric Digital Titrator titration. 0.113 N, Digits x 0.1 = mg/L CI2 in a 5 mL sample, Digits x 0.000141 = meq. Approximately 40-100 tests
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