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Chemistries, Reagents and Standards

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Test With Confidence.

When every drop matters, so does every result. Water Industry professionals juggle compliance, efficiency, and operational demands every day. But testing shouldn’t slow you down - it should empower you. That’s where Hach comes in.


With one trusted partner for instruments, probes, sensors, and chemistries, you get:

  • Precise, reliable results - because guesswork isn’t an option.
  • Seamless testing workflows - less hassle, more confidence.
  • Effortless reordering with Pick & Ship - so you’re always stocked.

Hach’s reagents are made specifically to work with Hach instruments.

Spend less time troubleshooting and more time making an impact. Because when your testing is simple, your decisions are stronger.

Water quality starts with reagent quality. Shop now.

TNTplus vial chemistries for spectrophotometry

TNTplus Vial Chemistries

TNTplus Vial Tests and photometers are indispensable elements of both process control and compliance monitoring. Bring high-quality analytical measurements to your laboratory with TNTplus Vial Tests. Made for Smart, Error-Free Testing

TNTplus vial chemistries are compatible with:

TNT vial chemistries for spectrophotometry

TNT Vial Chemistries

Test 'N Tube (TNT) vial chemistries provide safe, convenient testing. Fast, affordable and easy to use.

Ideal for spectrophotometric analysis. Pre-measured, single-use vials for convenience.

TNT vial chemistries work with:

chemkey reagents for colorimetric testing

Chemkey Chemistries

Chemkey chemistries work with the SL1000 and SL250 Portable Parallel Analyzers to offer colorimetric testing with probe-based analyses.


Automation and internal temperature control make the entire process consistent and repeatable, while applying the same processes as current Hach methods.

powder chemistries for water analysis

Permachem Powder Pillows

Powder pillow standard solutions from Hach offer accurate and reliable testing.

Permachem powder pillows work best with Hach colorimeters and spectrophotometers.

AccuVac ampules for colorimeters and spectrophotometers

AccuVac Ampules

AccuVac Ampules provide quick results. Just snap, fill and read - saving you valuable time.

Vacuum-sealed optical quality glass assures precise measurements and reagent stability.

AccuVac Ampules work best with Hach colorimeters and spectrophotometers.

SwifTest

SwifTest™Reagent Dispenser

The convenient, accurate SwifTest™ DPD Reagent Dispenser simplifies routine lab or high-volume testing for free or total chlorine. The ergonomic, reusable dispenser measures the precise amount of reagent required for a 10 mL sample. Replacement reagent vials simply screw in to the dispenser body, and provide 250 tests.

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Compare Features and Benefits of Chemistries, Reagents and Standards

 

TNTPlus Vials TNT Vials Chemkeys AccuVac Ampule Permachem
Powder Pillows 		Swiftest Reagent
Dispenser
Genuine Hach Formulation X X X X X X
Hach Service & Support X X X X X X
Long Shelf Life X X X X X X
No Reagent Measuring X X X X X X
Single Use Packaging X X X X X
No Sample Cell Needed X X X X
Built-In Method Error Protection X X
10x Readings Automatically X

Blue logomark for Pick and Ship, Hach's automatic recording service.

A Better Way to Keep Your Reagents and Supplies in Stock

Pick & Ship is a recurring order program for reagents, maintenance kits and supplies you need on a regular basis.

It’s Quick and Easy to Get Started

  • Choose the products you need on a recurring basis, then add to cart
  • Select your shipment frequency
  • Proceed to checkout using credit card or purchase order method

Resources for Hach Chemistries

 

Chlorination, Chloramination and Chlorine Measurement

Get basic information about the use of chlorine as a disinfectant.
Download Now

Datasheet: Hach Methods Quick Reference Guide

Use this Quick Reference Guide to find test ranges, methods, and reagents.
Download Now

 

Poster: Laboratory Best Practices for Confidence and Accuracy Every Time

Keep this poster handy for quick reference to our eight step lab best practices guide.
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Recognized Results Based on Quality Assurance and Quality Control

Find Hach recommendations for lab quality assurance and quality control measures.
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TNTplus Vial Tests: Expert Testing Made Simple

Discover Hach TNTplus Vial Tests for high quality analytical measurements in your lab.
Download Now

Datasheet: TNTplus Vial Chemistries - Expert Water Analysis Made Simple

Explore Hach TNT Chemistries to reduce errors and ditch the reagent blank.
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The Ideal Measuring Range for Every Application

Use COD measurement as a sum parameter for organic pollution in wastewater analysis.
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ez COD Recycling Program for Low Cost, Hassle Free Disposal

Join up with Hach’s recycling program for easy ez COD ® reagent recycling.
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Pick & Ship: A Better Way to Keep Your Supplies in Stock

Never run out of reagents, maintenance kits and other supplies you need regularly.
Learn More

 

 

Need Expert Advice? We're Here to Help!


If you have questions about choosing the right reagent, compliance requirements, or instrument compatibility, our specialists are ready to assist.


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