Potable Water Testing using Colitag
What is Colitag Testing?
Colitag is an EPA-approved method for detecting the presence of total coliforms and E. coli in drinking water. It provides rapid, accurate, and reliable results to help ensure your water supply meets regulatory standards.
Why Choose Colitag?
- EPA Approved: Meets U.S. EPA standards for compliance monitoring
- Fast Results: Obtain results in as little as 16-48 hours
- Simple & Reliable: Direct color change and fluorescence for easy detection
- Sensitive & Specific: Detects both total coliforms and E. coli with high accuracy
Our Testing Process
- Sample Collection: We provide sterile sample containers and clear instructions.
- Laboratory Analysis: Samples are analyzed using the Colitag method by experienced microbiologists.
- Rapid Reporting: Results are delivered quickly, with clear interpretation and guidance.
Who Needs Colitag Testing?
- Municipal water utilities
- Private well owners
- Property managers & HOAs
- Schools, hospitals, and care facilities
- Food & beverage manufacturers
Why Test Potable Water?
Testing for coliforms and E. coli is critical to:
- Ensure water safety for drinking and food preparation
- Meet regulatory requirements (EPA, state, and local)
- Protect public health and prevent waterborne illnesses

Why Choose Biosan Laboratories?
- Experienced microbiologists and laboratory technicians
- Fast turnaround times and responsive customer support
- Confidential, customized solutions for your specific needs
Contact Us
If you require Potable Water Testing using Colitag testing or have questions about our microbiology services, please contact our laboratory. We are committed to supporting your product development with expert testing and timely reporting.
