An ISO/IEC 17025:2017 Accredited Laboratory

Environmental Listeria

$ 42

Test Code CEL/114 – Petrifilm
Reportable Units cfu/sponge, cfu/swab
Turnaround Time 5-7 Business Days
Test Method Aliquots of the sample are transferred to a petrifilm plate containing Listeria-specific media and incubated at 35°C for 28-30 hours under aerobic conditions.
Method Description Aliquots of the sample are transferred into a petri dish with Plate Count Agar and incubated at 35°C in aerobic conditions for 48 hours.
Sample Retention   Chilled Foods – 3 days
Frozen Foods – 15 days

This test detects Environmental Listeria in various samples, including sponges, and swabs. These bacteria are commonly found in environments such as soil, water, and decaying vegetation, and they can contaminate a broad range of food products, including dairy, deli meats, and ready-to-eat foods. Identifying the presence of Listeria is vital for maintaining food safety and complying with regulatory requirements.

Sample Size

100 grams per sponge, 100 grams per swab, 100 ml per sponge, 100 ml per swab