Rapid Bio yields clear results in just 15 minutes. Compare with traditional field-based tests, which require 48 hours or more to complete.

Rapid Bio
Total Aerobic Bacteria Test for Cooling Water
Water systems can lose efficiency as bacteria levels grow, compromising system performance among other issues. With bacteria populations doubling in as little as 20 minutes, problems can escalate quickly. Staying ahead of surface bacteria in your water just got faster and easier with the Rapid Bio total aerobic bacteria test.
Immediate. Accurate. Actionable
Immediate
Immediate
Accurate
Accurate
Rapid Bio test results (CFU/mL) are delivered by the Nalco Water E-data mobile app for greater consistency and reliability.
Actionable
Actionable
With results in minutes, you can react efficiently and effectively to microbiological upsets in your water system.
A Smarter Way to Stay Ahead of Bacteria in Your Water

Rapid Bio Test Kit
Rapid Bio Test Kit
Using the Rapid Bio test kit is simple and easy.
Each box contains 10 test kits and each test kit contains:
One Volumetric Pipette
One Test vial
One Test strip

Nalco Water E-data
Nalco Water E-data
The Nalco Water E-data mobile app analyzes, quantifies and securely stores your Rapid Bio test results, it enables you to enter and track all your system-specific data quickly and efficiently, with or without a Wi-Fi or cellular connection.
Nalco Water E-data Mobile App
Instructions
Rapid Bio works within the Nalco Water E-data app to accurately analyze test results and deliver them in an industry-standard format (CFU/mL) for greater consistency and reliability. Rapid Bio logs your test results at the asset level, allowing you to log all your cooling water testing points throughout your facility in one place. Rapid Bio will also save your data so that you can look back and understand the trends of your cooling tower aerobic bacteria count.
Smart Device Compatability
Rapid Bio is compatible with many smart devices, including:
- Apple iPhone: iPhone 13, iPhone 14, iPhone 16 pro
- Samsung: S21FE, S23 Ultra, S24, S24FE
Rapid Bio is verified in accordance with ISO 14034 standards.

Panel 5
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It has survived not only five centuries, but also the leap into electronic typesetting, remaining essentially unchanged.
Panel 6
Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book. It has survived not only five centuries, but also the leap into electronic typesetting, remaining essentially unchanged. It was popularised in the 1960s with the release of Letraset sheets containing Lorem Ipsum passages, and more recently with desktop publishing software like Aldus PageMaker including versions of Lorem Ipsum.
Get in Touch with Us
Give Us a Call
With unparalleled expertise and cutting-edge technology, we partner with customers to deliver world-class results and optimized operations. Contact us to learn how we can help you.
Ecolab Inc.
1 Ecolab Place
St. Paul, MN 55102
Ecolab Customer Service:
Phone: +1-800-352-5326
Nalco Water Customer Service
Phone: +1-800-288-0879
Give Us a Call
With unparalleled expertise and cutting-edge technology, we partner with customers to deliver world-class results and optimized operations. Contact us to learn how we can help you.
Ecolab Inc.
1 Ecolab Place
St. Paul, MN 55102
Ecolab Customer Service
Phone: +1-800-352-5326
Nalco Water Customer Service
Phone: +1-800-288-0879
Contact Us
Contact Us
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