Chlorine, Free USEPA accepted for reporting for drinking water analysis using Hach Method 8021, DPD Method Range: 0 - 2.0 mg/L Sample Size: 10 mL,25mL,5mL pk/300 Powder Pillows Hach products are intended for sale/shipment within the US only. International customers…

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…

High range silica (0-15 mg/L) silica 10-mL sample 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.

*** Accessories Available - Meter has been discontinued *** Basic, inexpensive meter produces reliable results Waterproof (IP67) Measures/compensates temperature in °C or °F European CE Mark Anti-glare coating Powered by long-lasting batteries (est 500…

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.

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.

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 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.

This silicone oil is odorless, colorless, water-repellent and yet permeable to air. It is mechanically, chemically, and thermally stable. Multiple uses, including preparation of turbidity sample cells Excellent lubricant In self-contained 15 mL (0.5 oz) dropping bottles …

1g/L or 5g/L 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.

Manver 2 Hardness Indicator Powder Pillows, 50mL Sample, pk/100 ; indicator for hardness titrations. 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.

Developed for cleaning rust-fouled ion-exchanged resins. Use to remove rust desposits in lab, shop, laundry or factory applications. Easy-to-use granules pour freely from container. CAS #: 7631-90-5, 7775-14-6 Hach products are intended for sale/shipment within the US only.…

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…

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.

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…

For use with BODTrak II Apparatus. Meets Standard Methods 5210 D requirements. Use one pillow per sample bottle. 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.

Most natural waters range from pH 4 to pH 9, but commonly are above pH 7 because of carbonates and bicarbonates (alkalinity). The pH of water used in industry, boiler feed water, and swimming pools usually is kept within a narrow range. Contains 50 tests. Easy to use, disposable, and…

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.

Stainless steel rack for holding hot COD vials or test tubes prior to reading. Fit Hach COD vials and Test 'N Tube vials. Vials not inlcuded. Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor to place…

Wastewater-based epidemiology (WBE) and wastewater surveillance can be a powerful tool for communities, businesses, schools, universities, and municipalities looking to track and prevent the spread of COVID-19 infections. According to the CDC, SARS-CoV-2 RNA detection in sewage serves as a COVID-19…

USEPA accepted for reporting wastewater analysis using (Hach Method 8051). Method: SulfaVer® 4 Range: up to 70 mg/L Pack of 100 Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor to place…

Alkaline Iodide-Azide Reagent, Solution For Dissolved Oxygen 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.

StablCal® Turbidity Standard for all Turbidimeters. USEPA accepted for calibration purposes. StablCal® Stabilized Formazin Turbidity Standards are true Formazin dilutions developed for use in any turbidimeter.  Precise, Pre-mixed Formazin Solutions StablCal is Safe to Handle…

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…

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…

For pH Test Kit (color cube) pk/50 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.

Indicator/buffer for use with total hardness test kits Packaged in foil powder pillows for stability and unit dose operation pk/100 Powder Pillows Hach products are intended for sale/shipment within the US only. International customers should contact their local Hach distributor…

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…

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…

Dissolved silica is found in almost all natural waters. Its presence is undesirable for many industrial uses because of scale formation. High-pressure boiler turbines are especially susceptible.  Test kits contain a reagent to remove phosphate interference as well as reagents for measuring…

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…