Indicator and Spoilage testing

Unlike traditional agar methods, 3M™ Petrifilm™ Plates are ready to use — no preparation required. Each slim pack offers consistent, uniform testing media. Just open it up and get right to work. Free up time and work more efficiently, without sacrificing quality or accuracy.

3M Petrifilm Plates

3M™ Petrifilm™ Plates

Fast and accurate indicator organism testing, without the preparation.

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Agar preparation is complex, labour-intensive and slow

Heating, stirring, pouring, waiting … who’s got time for that?

It’s time to ditch the painful agar preparation stage. 3M Petrifilm gives you a wide choice of indicator organism testing plates that are ready to go, right out of the pack. They require less energy and water than traditional methods. And the flat, compact design uses less storage than bulky plates.

 

  •  Icon showing a streamlined process

    Streamline your testing

    3M Petrifilm Plates are designed to save you time, effort and space! These ready to use, alternatives to agar require no preparation and their compact size means they take up less storage and incubator space. Plus, when combined with the 3M™ Petrifilm™ Plate Reader Advanced, you can increase capacity with minimum effort with accurate plate counts in just 6 seconds or less.

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    Consistency and accuracy

    Results you can trust.
    3M Petrifilm Plates allow you to standardise your testing and they are easy to use, supporting consistent use between technicians. That means accurate, repeatable results, time after time. And the peace of mind for you.

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    Validation

    3M Petrifilm Plates have been internationally recognised and validated for their methods and innovation. Third-party validations confirm that the method has been scrutinised to prove that it is reliable, repeatable and has performed equal to or better than the reference method to which it was compared.

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    Sustainability

    Sustainability is an increasingly important goal for companies all over the world and 3M has solutions that can help companies meet sustainability targets whilst supporting their business goals. A prime example is 3M Petrifilm plates that help customers reduce waste, cut greenhouse gas emissions, save energy and consume less water, while helping to streamline, standardise and simplify microbial indicator testing.

See how 3M™ Petrifilm™ could help your business

The long-term financial success of your company is ultimately built on the productivity and efficiency of your processes and employees.
With significant productivity and performance advantages over traditional agar plates, it’s no wonder that 3M Petrifilm Plates have become a standard method in microbial indicator testing for companies all over the world.

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    Reduced labour costs

    Switching from agar to 3M Petrifilm count plates can reduce labour costs spent on this testing process by an average of 45%, allowing your team to focus their time on other activities.

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    Increased technician efficiency

    A 3M study conducted with 292 food plants demonstrated an 80% increase in technician productivity (tests per hour) saving companies an average of 3.7 hours per day of technician time.

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    Data in up to half the time

    With some 3M Petrifilm count plates delivering results in up to half the time of traditional agar methods, plus, with the time saved not having to prepare agar, you can keep your food products moving and avoid unnecessary hold time. 

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    Less shelf space than agar

    Shelf-stable and nearly as thin as paper, 3M Petrifilm count plates take up to 85% less of your valuable counter and storage space.

Discover the 3M™ Petrifilm™ Rapid Plate portfolio

  • a fruit cake next to petrifilm plates
    • Get results up to twice as fast as traditional methods.
      When you need accurate results as quickly as possible, choose 3M Petrifilm Rapid Plates.
    • All the advantages of our standard 3M Petrifilm Plates, with a faster time to result.
      So when the clock is ticking, you can make the call with confidence.
    • Learn more about Petrifilm Rapid Plates in our short overview video (1:57).
  • 3M Petrifilm Rapid Yeast & Mold Count Plate

    Rapid yeast and mold count in as fast as 60-72 hours.

    3M™ Petrifilm™ Rapid Yeast & Mold Count Plate

  • 3M Petrifilm Rapid Coliform Count Plate

    Rapid coliform count in as fast as 14 hours

    3M™ Petrifilm™ Rapid Coliform Count Plate

  • 3M Petrifilm Rapid Aerobic Count Plate

    Rapid aerobic count in as fast as 24 hours

    3M™ Petrifilm™ Rapid Aerobic Count Plate

  • 3M Petrifilm Rapid E. coli/Coliform Count Plate

    Rapid E.coli / Coliform count in as fast as 18-24 hours.

    3M™ Petrifilm™ Rapid E.coli / Coliform Count Plate

Discover the 3M™ Petrifilm™ Standard Plate portfolio

Our range of 3M Petrifilm products is constantly under development to provide the plates you need for the testing your lab does every day.

  • 3M Petrifilm Aerobic Count Plate

    Aerobic count in as fast as 48-72 hours

    3M™ Petrifilm™ Aerobic Count Plate

  • 3M Petrifilm Enterobacteriaceae Count Plate

    Entero-bacteriaceae count in 24 hours

    3M™ Petrifilm™ Enterobacteriaceae Count Plate

  • 3M Petrifilm E.coli/Coliform Count Plate

    E.coli / Coliform count in as fast as 24-48 hours

    3M™ Petrifilm™ E.coli / Coliform Count Plate

  • 3M Petrifilm Yeast and Mold Count Plate

    Yeast and mold count in 3-5 days

    3M™ Petrifilm™ Yeast and Mold Count Plate

  • 3M Petrifilm Coliform Count Plate

    Coliform count in 24 hours

    3M™ Petrifilm™ Coliform Count Plate

  • 3M Petrifilm Select E.coli Count Plate

    Select E.coli count in 24 hours

    3M™ Petrifilm™ Select E.coli Count Plate

  • 3M Petrifilm Staph Express Count Plate

    Staph express count in as little as 24-27 hours

    3M™ Petrifilm™ Staph Express Count Plate

  • 3M Petrifilm Lactic Acid Bacteria Count Plate

    Lactic acid bacteria count in as fast as 48 hours

    3M™ Petrifilm™ Lactic Acid Bacteria Count Plate

  • 3M Petrifilm Environmental Listeria Count Plate

    Listeria count in as fast as 28 hours

    3M™ Petrifilm™ Environmental Listeria Count Plate

  • 3M Petrifilm High-sensitivity Coliform Count Plate

    High-sensitivity Coliform count in 24 hours

    3M™ Petrifilm™ High-sensitivity Coliform Count Plate

  • 3M Petrifilm Aqua Heterotrophic Count Plate

    Heterotrophic count in 48-68 hours

    3M™ Petrifilm™ Aqua Heterotrophic Count Plate

Fast and accurate colony counting

Fast and accurate colony counting.

Drive speed and efficiency in your lab. The new 3M™ Petrifilm™ Plate Reader Advanced is designed to advance your lab's productivity and testing capacity. It will enumerate plates in 6 seconds or less, quickly and accurately, with less risk of human error. And smart software automatically calculates counts and manages data for you.

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How to use 3M Petrifilm Plates

Ready, fast, easy. Modern food testing in three simple steps.

  • Eliminate media preparation — plates are ready to inoculate.
    1. Inoculate

    Eliminate media preparation — plates are ready to inoculate.

  • A compact incubator is all you need.
    2. Incubate

    A compact incubator is all you need.

  • Indicator dyes facilitate colony counting.
    3. Interpret

    Indicator dyes facilitate colony counting. Use the 3M™ Petrifilm™ Plate Reader Advanced to automate your counting process and work more efficiently.

  • Petrifilm plate in use
    See it in action

    Watch our short video and see each detail of our simple three-step process. (3:36)

  •  How to inoculate a 3M Petrifilm Enterobacteriaceae Plate

    How to inoculate a 3M Petrifilm Enterobacteriaceae Plate

    Duration: 1:07 min

  • How to use 3M Petriflm Plates with swabs

    How to use 3M Petriflm Plates with swabs

    Duration: 2:33 min

  • How to use 3M Petriflm Plates to test air samples

    How to use 3M Petriflm Plates to test air samples

    Duration: 0:52 min

  • Quick and simple food testing with 3M Petrifilm Plates

    Quick and simple food testing with 3M Petrifilm Plates

    Duration: 1:53 min

A more sustainable indicator testing solution

Are you still using agar dishes for microbial indicator testing? If so, you’re missing a big opportunity to not only boost your lab’s productivity and accuracy, but also help meet your company’s sustainability goals. 3M Petrifilm Plates can reduce your environmental impact over using agar plates in four key areas:

  •  icon showing a reduction in water usage
    79% less water
  • icon showing a reduction in energy usage
    76% less energy use than agar
  •  icon showing a reduction in waste
    66% less waste
  • icon showing a reduction in greenhouse gas emissions
    75% less greenhouse gas emissions than agar

Validations and Recognitions

Free training: Learn how to reduce food spoilage

Every day, food processors, retailers and consumers are forced to throw out food due to microbial spoilage. This not only contributes to food waste and costly recalls, but can also damage a company’s brand reputation. Learn about food spoilage in the food and beverage industries with a new educational series by 3M Food Safety and food spoilage expert Dr. Randy Worobo of Cornell University.

  • Dr. Worobo

    Our expert speaker: Dr. Worobo, Professor of Food Microbiology, Cornell University

    Dr. Worobo is a Professor of Food Microbiology at Cornell University. He is responsible for teaching undergraduate and graduate food safety assurance classes, and his research is focused on non-thermal processing alternatives for juice and beverages, microbial spoilage of foods and beverages, pathogen transmission and survival on fruits and vegetables.

     

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  • Course 1: Global Impact of Food Waste
    Course 1: Global Impact of Food Waste

    Duration: 10:55 mins

  • Course 2: What is Food Spoilage
    Course 2: What is Food Spoilage

    Duration: 11:11 mins

  • Course 3: Identifying Food Spoilage
    Course 3: Identifying Food Spoilage

    Duration: 14:4 mins

  • Advance your knowledge with the next learning course track covering topics:

    • Testing for Food Spoilage (13:52 mins)
    • Determining Shelf Life (19:08 mins)
    • Controlling Food Spoilage (9:26 mins)

    Access courses 4 to 6 now

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An essential part of your environmental monitoring program

See how using 3M solutions helped a food manufacturer improve their Environmental Monitoring Program

Effective environmental monitoring programs (EMPs) rely on hygiene monitoring as an integral component. A robust hygiene monitoring program that utilizes both ATP testing and microbiological testing can help food manufacturers meet regulations, assess the effectiveness of their cleaning and sanitation operations, and support food safety and quality.

Read the one-page summary (PDF 118KB) or access the full whitepaper for free below.

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Free Whitepaper: Taking food safety and quality to the next leve

Free Whitepaper: Taking food safety and quality to the next level

Download the 3M whitepaper about the peer-reviewed case study from Cornell University and 3M Food Safety to see how a ready-to-eat (RTE) food manufacturer leveraged 3M Environmental Monitoring Solutions to make a measurable impact in their food safety program. The results showed improvements in the facility’s environmental hygiene and the microbiological quality of food produced. (PDF 2MB)

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Ready to give 3M Petrifilm Plates a try?

Ready to give 3M Petrifilm Plates a try?

  • Contact 3M Representative

    Talk to a 3M Food Safety expert to discuss how 3M Petrifilm Plates could support your environmental testing and indicator testing process.

    The information you provide on this form will be used to respond to your request through email or telephone by a 3M representative or by one of our authorised business partners with whom we might share your personal information consistent with the 3M privacy policy.
    This form is intended for professional users of our products.

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Find where to buy 3M Petrifilm Plates

Find where to buy 3M Petrifilm Plates

View 3M Petrifilm products in our online product catalogue for 3M ordering information or view all your where to buy options

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Support you can count on

Support you can count on

Protecting the world’s food supply is a big responsibility — but we’re here to help. We’ve got people to support you locally with technical advice, software support, and exceptional service.

From purchase, through to installation and ongoing support, we’ll help you mitigate risk and improve operations — every batch, every shift, every day.

Choose the right food safety solution for your needs

  • Fast and accurate colony counting. Saves counting
    time - reader enumerates plates in 6 seconds or less and drive accuracy with reduced risk of human error.

  • Accurate and reliable pathogen testing with our
    ready-to-use assays, single post-enrichment protocol for all pathogens and same- or next-day results for most matrices.

  • Better samples create better results. Standardise your sampling procedure and drive consistency and efficiency.

  • 3M offers a broad range of products - from separation, filtration & purification products to personal protective equipment, surface & floor cleaning products to durable label and packaging solutions - that support food and beverage manufacturers. Take a look at how 3M can support you. (PDF 6MB)

  • Learn more about the science of food safety. Free webinars and resources that help you deepen your expertise and improve food safety and quality in your business – anytime, from anywhere.

  • 3M Food Safety products are available direct from 3M or from our authorised channel partners. Visit our 'Purchasing information' page to contact a 3M representative, view our online product catalogue or to find a local channel partner.

  • We are here to help! Get in touch with our food safety support team for advice about our solutions and how to use them. Contact us!