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…

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…

For total chlorine determination by the DPD Method. USEPA accepted for reporting drinking and wastewater analysis using Hach Method 8167 Sample Size:10 mL Range: up to 2.00 mg/L Pack of 100 Powder Pillows For best results use with a Hach colorimeter or spectrophotometer. …

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…

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…

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.

Phosphate Standard Solution, 10mg/L as PO4 (NIST), 946mL. 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.

Hach's variable volume single-channel, air-displacement pipets feature robust design, comfortable ergonomics, slim-line tip ejection, and single-handed operation. Outstanding accuracy with adjustments in 50 µL increments (0.05 mL). Ideal for use with HACH TNTplus reagents. Supplied with…

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.

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…

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 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.

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…

Meets EPA Method 180.1 Single-standard RapidCal™ calibration offers the simplest solution for low-level measurements Single-step verification and on-screen assisted calibration eliminates the need to reference complicated manuals Optional USB module enables simple data…

Standardized for colorimetric pH determination Color range: pH 6.5-8.5 100 mL medicine dropper 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.

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…

Diphenylcarbazone Powder Pillows, 100mL sample, pk/100; For chloride mercuric nitrate method Powder pillows for 100-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.

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.

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…

Perform routine laboratory pipetting quickly, economically, and accurately with Hach's automatic TenSette® Pipet. Two models dispense from 0.1 to 1 ml or from 1 to 10 ml in 0.1 or 1.0 ml increments, respectively. The pipet saves time, reduces glassware cleanup, and assures accuracy. …

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…

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.

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…

PAN Indicator Solution 0.1% Colorimetric Reagent for low level Manganese Determinations 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.

If you have ever questioned the result of an analytical test, you'll immediately appreciate the value of using standard solutions. These solutions contain a defined concentration of analyte, allowing you to quickly verify that instrument operation, reagent performance, and variations in operator…

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.

For accurate conductivity analysis of water quality Slip-resistant keypad Quick single-point calibration Measures/compensates temperature in °C or °F Waterproof (IP67) and buoyant Carries the European CE mark Meter features a large, easy-to-read, digital LCD…

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…

*** 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…

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 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 …

Single-Use Standards Pk/20 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.