Analytical Services, Inc. (ASI) routinely analyses biosolids samples for compliance with federal (40 CFR Part 503) and state regulations regarding land application of biosolids.  We have analyzed more than 1,500 biosolids samples from clients in 25 states and we are ready to help you.

The 40 CRF Part 503 microbiological parameters and methods are shown below.

Enteric Viruses ASTM D4994-89, A&B
Fecal Coliform EPA 1680 (MPN)
Salmonella EPA 1682
Total Solids SM 2540G
Viable Helminth Ova Yanko, 1987/EPA600/1-87-014

In addition, ASI analyzes non-compliance biosolids samples for clients throughout the U.S., for their internal data, process monitoring and special projects.  Typically, these assays include Cryptosporidium and Giardia, coliphage and other organisms. 

ASI is NELAC accredited through the Florida DOH for analysis of samples for Fecal Coliform, Salmonella and Viable Helminth Ova (Solids and Chemical Matrices).  ASI’s enteric virus analysis are analyzed in our affiliated laboratory at University of New Hampshire (UNH), under the direction of Dr. Aaron Margolin.  Dr. Margolin has worked with ASI since 1990 and is recognized nationally as a leading expert on biosolids pathogens issues.  In addition to his active participation in an EPA sponsored review of biosolids testing procedures, Dr. Margolin has served as an expert on environmental virology for legal proceedings, scientific advisory groups and regulators.