The following analytical methodologies are currently available in the laboratory for quantitative and qualitative analysis of water, wastewater and sludge samples:
Multiple-Tube Fermentation-Most Probable Number
Membrane Filtration Techniques
Presence/Absence (Colilert )
Enzyme-Substrate Method for Enterococci (Enterolert)
Heterotrophic Plate Counts
Pour Plate Methods
Quantitative PCR analysis of environmental samples following sample enrichment when applicable
PCR analysis (for selected pathogens) for species determination on presumptive positive samples obtained from presence/absence determination, following DNA purification
Cel Analytical follows a rigid Quality Assurance/Quality Control program and ensures analysis conducted in its laboratory is:
Scientifically accurate and reliable
In compliance with acceptable quality assurance and quality control guidelines for microbiology laboratories as described in the EPA Manual for The Certification of Laboratories Analyzing Drinking Water, 4 th edition 1997; Standard Methods for Examination of Water and Waste Water, 20 th Edition; American Public Health Association; EPA-QA/QC Guidelines for laboratory performing PCR analysis, October 2004
Fulfilling the requirements of the State and Federal regulations such as Safe Drinking Water Act, Total coliform Rule [40 CFR 141.21(f)] and Surface Water Treatment Rule [40 CFR 141.74(a)]
Cel Analytical, Inc.
82 Mary Street, Suite #2
San Francisco, CA 94103
Tel: 415-882-1690
Fax: 415-882-1685