Reagents Chlorine is the most widely used disinfectant for drinking water and is also important for sanitizing swimming pools, cooling towers, other industrial equipment and treatment of wastewater. Its measurement and control are vital for both safety and economic reasons. Many Hach chlorine…

Using the simple color disc method, this kit measures Iron (medium range - 0-7 mg/L) and contains reagent for 100 tests. Simple, low-cost color disc method is the most accurate visual test kit method Includes one reagent, two color discs, comparator box, two viewing tubes, instructions…

C997K17 Free Chlorine Buffer Solution. Use with Chlorine Indicator Solution (2314011) and DPD Compound (2297255) for testing Free Chlorine using the Rapid Liquid method, the CL17 Process Analyzer or bulk analytical methods. C997K18 Free Chlorine Indicator Solution. Use with…

Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor to place orders for Hach products.

1.600 N Sulfuric Acid Digital Titrator Cartridge for use with Hach's digital titrator (169001). Used in the digital titator method for determination of alkalinity. Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach…

You don't need an answer, but the right one, and fast. Optimized stabilization algorithms in Hach meter platforms eliminate operator guesswork and reduce inaccurate measurements. Many electrodes work specifically to deliver accurate results and the quickest response, even in challenging…

Nitrogen-Ammonia Standard Solutions as NH3-N 100 mg/L Bottle/500 mL Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor to place orders for Hach products.

For use in the heteropoly blue method (Hach method 8282) for the determination of ultra low range silica (0-1000 ug/L SiO2) Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor to place orders for Hach products.

Method: FerroZine® Range: up to 1.400 mg/L For the determination of trace levels of iron (0-1.4000 mg/L Fe). when used with a Hach spectrophotometer. Must use digestion to determine total iron. This method is applicable for determining trace levels of iron in chemical reagents…

Hardness 1 Buffer for hardness titrations with a pH 10.1 ± 0.1 at 20°C. Contains a solution of 2-amino-2-methyl-1-propanol packaged in a medicine dropper bottle (MDB) Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach…

Bromcresol Green - Methyl Red Indicator For Alkalinity Titrations pk/100 Powder Pillows Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor to place orders for Hach products.

For determination of Reactive (ortho) and Total Phosphorus (phosphate) by the Ascorbic Acid method, using TNTplus vials. Hach Methods 10209 (reactive) and 10210 (total) UHR Range: 2-20 mg/L PO4-P (6-60 mg/L PO4) 25 tests/package Hach products are intended for sale/shipment…

Replacement for Oxygen Scavenger Reagent Set (24466-00). pk/100 Powder Pillows Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor to place orders for Hach products.

Sulfuric Acid Cartridges for digital Titrator 0.1600 N Digits x 0.1 = mg/L CaCO3 in 100 mL, Digits x 0.0002 = meq Each Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor to place orders for…

For determination of Chemical Oxygen Demand (COD) by the Reactor Digestion Method, using TNTplus™ vials. Hach Method 10212. Range: 250-15,000 mg/L COD. Reduce Errors with Bar-coded Vials and RFID No Reagent Blank Necessary Innovative Vial and Reagent Delivery Helpful package…

Citric Acid Powder Pillows For Silica Analysis Reagent for use in the silicomolybdate method (Hach method 8185) for the determination of high range silica (0-100.0 mg/L SiO2) Sample Size: 10 mL pk/100 Powder Pillows Hach products are intended for…

DPD Free Chlorine Reagent Dispenser and Reagent Vial, 250 Tests USEPA accepted for reporting drinking water analysis using Hach Method 8021 Sample Size: 10 mL Range: up to 2.00 mg/L Contains 1 Refill Vial with enough reagent for 250 Tests Backed by over…

pH indicator for use in titrations. Color change: colorless to pink at ~pH 8.3. Pack of 100 powder pillows Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor to place orders for Hach products.

For hexavalent chromium determination by the Diphenylcarbohydrazide Method. USEPA accepted for reporting for wastewater analyses using (Hach Method 8023). Range: up to 0.70 mg/L Cr Sample Size: 25 mL Method Name: 1,5-Diphenylcarbohydrazide Platform : Powder Pillows Hach…

For Nitrogen, Ammonia Salicylate Method Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor to place orders for Hach products.

Citric Acid Powder Pillows For Silica Analysis Reagent for use in the silicomolybdate method (Hach method 8185) for the determination of high range silica (0-100.0 mg/L SiO2) Included in the High Range Silica Reagent Set for 25-mL Samples (2244300) pk/100 Powder…

Normally found in water and soil as ammonia (NH₃), nitrate (NO₃), and nitrite (NO₂), nitrogen is an indispensable part of the life cycle. However, concentrations above certain levels can present problems. Thomas No. 3241S80 Utilizing the simple color…

Caused by the presence of carbonates, bicarbonates, hydroxides, and other dissolved salts, alkalinity is important to drinking water, food, and beverage processors; boiler operators; and aquatic biologists. Contains 50 tests. Easy to use, disposable, and inexpensive A great way to obtain…

For TenSette Pipet 1970010 1.0-10 mL Sterile pk/50 Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor to place orders for Hach products.

For determination of chloride by drop-count titration. Chloride Titrant Reagent Silver nitrate, 0.0493 N 100 mL Marked Dropping Bottle Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor to…

For determination of phenols by the 4-Aminoantipyrine Method. Hach method 8047 Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor to place orders for Hach products.

COD Digestion Vials, Ultra Low Range This method is not USEPA Approved Method: Reactor Digestion, Hach Method 8000 Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor to place orders for Hach products.

For use in the heteropoly blue method (Hach methods 8186 and 8282) for the determination of low range silica (0-1.60 mg/L SiO2) and ultra low range silica (0-1000 ug/L SiO2) when used with Hach spectrophotometers and colorimeters. 100 mL Marked Dropping Bottle Hach products are…

For manometric BOD apparatus; for potassium test in acid digest Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor to place orders for Hach products.

Alkaline Cyanide Reagent, Solution For determination of low level manganese Bottle/100 mL Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor to place orders for Hach products.

Nitrogen, Nitrate/Nitrite: Excessive amounts of nitrate or nitrite in water can cause infant death, adult illness, and produce spontaneous abortion in cows. Some wells contain high levels of nitrate. When water contains high nitrate levels, nitrites often are present in low concentration. …

For determination of Chiorine Dioxide by the DPD Glycine method. USEPA accepted for reporting for drinking water analysis using Hach Method 10126. Range: 0.04 - 5.00 mg/L ClO₂ Sample Size: 10 mL Reagent set includes DPD Free Chlorine Reagent Powder Pillows and Glycine…