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Ecovadis Sustainability Rating Silver Award Earth Day 2025

EARTH DAY 2025

"Our future depends on the water we protect today."

- Kitty Hach-Darrow

Creating the future of water, together.

Hach and the one million water quality professionals we serve are committed to making clean water accessible to all.

AS950

Wastewater Surveillance Solutions

AS950 All-Weather Refrigerated Sampler: Intuitive, reliable sampling with USB capabilities and temperature control, ensuring sample preservation in any condition.

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SL250

Testing Simplified, Results Amplified

Introducing the New SL250 PPA - a versatile, easy-to-use water quality meter with Chemkey technology for quick, reliable results with no sample prep needed.

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Online Laser Turbidimeter

TU5300sc/5400sc Online Laser Turbidimeters

Where advanced technology meets water clarity. The next standard in the evolution of turbidity.

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Silver Top 15% Sustainability Rating February 2025 Ecovadis Award

"Our Future Depends on the Water We Protect Today."

– Kitty Hach-Darrow, Hach Co-Founder


Recognized for our sustainability efforts with a Silver Medal from EcoVadis.

Learn more about Hach's commitment to a cleaner, healthier planet.

chemistry vials

Chemistries & Reagents

High quality reagents for your routine and challenging water analysis.

A diverse group of smiling people standing arm in arm.

United By a Unifying Purpose

Diversity and Inclusion is an ongoing journey, at Hach we are committed to continuously improving our culture.

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Utilize Hach Support Online

Find answers to your toughest questions and contact our experts.

Reliable Service for Reliable Results

With Hach Services, you ensure your instruments deliver accurate  results when you need them most. From preventative maintenance  to expert training, we keep your operations running smoothly.

Discover how Hach’s expert service team supports your water  quality goals with tailored solutions to extend the life of your  equipment and minimize downtime.

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