Current Promotions

Cyber Monday Only - Save 10% on Chemistries

For the first year ever, unlock special Cyber Monday savings for one day only! Enjoy 10% off your chemistries & reagents, use code CYBER25 to claim this limited time offer!

*All chemistries, reagents, and standards are eligible with the exception of Chemkey®

Earn Hach Cash for Future Savings!

Maximize your budget by earning Hach Cash toward future purchases when you order now!

Here’s how it works:

• Place an order between September 15 and December 5, 2025 and use code WATER2025.
• Your order must be scheduled to ship on or before December 31, 2025
• Earn Hach Cash based on your order subtotal
• Redeem your Hach Cash once received through February 27, 2026

Hach Cash Rewards

How to Redeem

• Use promo code WATER2025 at checkout
• Minimum order value: $500
• This offer can be combined with other promotions
• Hach Cash will be emailed to the purchasing contact in December 2025
• Hach Cash can be used for up to 50% of your order subtotal
  (Example: To redeem $500 Hach Cash, your order subtotal must be at least $1,000)

Terms and conditions apply. Accrual offer ends December 5, 2025.

Save 15% on the DR3900 or DR6000 When You Bundle With TNTplus Vial Tests

TNTplus chemistries can save you time in the lab, with automatic method detection, precise measurements, and a wide range of parameters available. For a limited time save 15% on a DR3900 or a DR6000 when purchasing 2+ boxes of TNTplus. Use code TNT2025 at checkout to claim this offer before it is too late!

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Save on CL17sc Reagents When Buying a Year's Supply

Our CL17sc reagents guarantee accurate and consistent results. For a limited time, add 12 CL17sc reagents to your cart and get 3 of them for free. With a reagent shelf life of five years, now is the time to stock up. Use code CL17DEAL to get your reagents now!

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Save 20% When You Bundle Select SC4500 Controllers with Compatible Instruments

Get 20% off eligible SC4500 controllers when you bundle with select instrumentation, including the CL17sc & CL10 chlorine analyzers, TU5300/TU5400 turbidimeters, and process LDO, pH, ORP & conductivity sensors. Use promo code SCBNDL at checkout to claim your discount. Only qualifying instrumentation applies.

Eligible SC4500 Models:

Terms and conditions apply; see below for details.

Offer expires: December 31, 2025