Microbiology Analysis

Accurate and comprehensive microbiological testing is paramount to food safety. As an ISO 17025 Accredited Microbiology laboratory, OMIC USA Inc. specializes in testing for harmful pathogens as well as indicator and spoilage organisms in food, feed, beverage, dietary supplements, environmental samples, and more. We provide a wide selection of standard and rapid methodologies, including AOAC, FDA-BAM, USP, ISO, CMMEF, and other methods to perform qualitative and quantitative testing for bacteria, fungi, and enteric viruses.

With fully customizable and pre-selected profiles, coupled with industry-leading turnaround times and highly competitive rates, we provide testing solutions to meet all your specific requirements and help you monitor your operations.

We know accurate, trustworthy, and expedient testing is essential to releasing your products. We routinely start testing the day it arrives at our lab to provide you the fastest turnaround time possible. Normal turnaround time for micro testing is 1-5 days and is dependent on the method.

In addition to our standard test offerings, we excel at Project-based testing as well, such as Microbial Kill Testing, Microbial Amendment Studies, Shelf-life, and Microbiome testing to address your unique product needs..

Available Testing

  • Aerobic Plate Count
  • Alicyclobacillus (IFU 12 or CMMEF)
  • Bacillus cereus
  • E. coli/ Coliform (MPN)
  • E. coli/ Coliform (USP)
  • E. coli/ Coliform Plate Count
  • Enterobacteriaceae Plate Count
  • Environmental Listeria
  • Fecal Coliform Plate Count
  • Heat Resistant Mold
  • Lactic Acid Bacteria Plate Count
  • Pseudomonosa aeruginosa
  • Salmonella
  • Staphyloccus aureus Plate Count
  • Thermophilic Aerobic Bacteria/ Spores
  • Thermophilic Anaerobic Bacteria/ Spores
  • Rapid Total Yeast/ Mold Plate Count
  • Yeast/ Mold Plate Count

  • Campylobacter spp.
  • E. coli O157:H7
  • Listeria monocytogenes
  • Listeria spp
  • Salmonella spp
  • Staphyloccus aureus
  • Top 7 STEC Screening
  • Vibrio spp.

  • Hepatitis A Virus
  • Norovirus GI/ GII

  • Fungal Species ID
  • Bacterial Profiling

  • Microbial Kill Test Studies
  • Microbial Amendment Product Testing
  • Microbiome Testing
  • Shelf-Life Testing

Available Profiles

  • Aerobic Plate Count
  • E. coli/ coliform
  • Enterobacteriaceae
  • Yeast and Mold

  • Aerobic Plate Count
  • E. coli/ coliform
  • Enterobacteriaceae
  • Listeria spp.
  • Salmonella spp.

  • Aerobic Plate Count
  • E. coli/ coliform
  • E. coli O157:H7
  • Listeria spp.
  • Salmonella spp.
  • Staphylococcus aureus
  • Yeast and Mold

  • Alicyclobacillus
  • Lactic Acid Bacteria
  • Yeast and Mold
  • Heat Resistant Mold
  • Thermophilic Aerobic Bacteria/ Spores
  • Thermophilic Anaerobic Bacteria/ Spores

  • Hepatitis A Virus
  • Norovirus GI/ GII
Find more detailed information use our Test Library

Common Testing Questions

Please fill out a Sample Submission Form for your sample type. It is imperative that the form be included or emailed with the sample in order to begin testing. Sample entry and analysis will not begin until a completed Sample Submission Form is received.

Sample forms can be e-mailed to sales.us@omicusa.com.

Please contact us to discuss the quantity of sample needed for testing.

Each sample should be securely placed in an individual container and properly sealed to prevent any potential cross contamination or leakage. Samples that need refrigeration should be shipped in a cooler or insulated box on ice. Each sample should be visibly labeled and match the included submission form. Normal receiving hours are Monday-Friday, 8:30 am – 5:00 pm Pacific Time (after hours receipt may be scheduled in advance).

Please send all samples, along with the completed Sample Submission Form, to the following address:


3344 NW Industrial St.

Portland, Oregon 97210

Chemical lab: 7 business days

GMO lab: 5 business days

Microbiological lab: 1 to 5 business days (depending on analysis type)

Nutrition: 10-15 business days (depending on sample type)

Rush analysis is an option, and its availability is determined at the time of sample submission.

Please note that additional fees will be applied.

In most cases, we offer rush analysis on Pesticides, Herbicides, GMO, DNA, and Mycotoxins. The amount of time needed depends on how many samples are already in-house, how many samples need to be tested, and the type of sample being analyzed. Typically, clients can rely on the following timelines:


Rush 5-day analysis: Add 50% of the original cost. Rush 3-day analysis: Add 100% of the original cost.


Rush 3-day analysis: Add 50% of the original cost. Rush 24-hour: Add 100% of the original cost.

Please contact us for pricing guides based on the type of testing you are looking for.

We currently accept the following methods of payment:

  • ACH
  • Credit Card (Visa, Mastercard, AMEX)
  • Wire
  • Check

Currently OMIC USA Inc. offers e-mailed electronic copies of results. Hard copies can be sent upon request.

We are implementing a new LIMS system, and in the future look forward to providing electronically available and accessible reports through our online customer portal!

Please see our Accreditations & Memberships section for a full list and description of each certification.

Our laboratory has worked with several clients to complete analytical requests from the FDA and USDA. OMIC USA Inc. is able to comply with testing  and data submission requirements by both organizations, and welcomes the opportunity to perform this kind of testing.

Please contact us to discuss your specific needs.

  • Food Analysis Proficiency Assessment Scheme (FAPAS)
  • Environmental Resource Associates (ERA)
  • LGC Proficiency Testing
  • BIPEA (Interprofessional Bureau of Analytical Studies)
  • USDA/AMS/FGIS Proficiency Program
  • Wageningen Food Safety Research (WFSR)
  • National Institute of Standards and Technology (NIST)

Do you have a more specific question?

Our testing experts are here to help.

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