New Automated Sampler Improves Produce Safety Testing

The device automates pathogen detection on processing lines to capture microbes directly from the surface of cut produce.

Updated on Oct. 21, 2026 in Organic Food

Isometric editorial illustration of a sterile sampling disc inside a mechanical cone, used to monitor food safety on processing lines. — MicroTally has launched the MicroCap sampler, an automated device that detects pathogens directly from the surface of cut produce during processing. AI Illustration. Upload story photo >

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Do you trust that new automated technology improves food safety in the produce you buy?

MicroTally has introduced the MicroCap sampler, a new device designed to automate pathogen testing on cut produce processing lines. This technology aims to improve detection accuracy for items like lettuce, onions, and tomatoes by capturing microbes directly from the surface of the produce as it moves through the facility.

Why it matters

Traditional manual sampling often relies on bulk tissue, which can inadvertently dilute pathogen concentrations and hide contamination. By focusing on the product surface where pathogens typically reside, this automated approach provides a more targeted method for monitoring safety in the food supply.

Peer-reviewed research confirms that the MicroCap sampler achieves pathogen recovery levels equal to or greater than traditional manual grab-sampling methods. The device is designed to function unattended for up to two hours during the production process.

The players

MicroTally

A food safety technology company that develops automated sampling solutions for produce processing lines.

The details

The MicroCap sampler fits over the dispersion cone of existing multihead weighing scales to capture microorganisms through surface contact. Manufactured using sterile nonwoven fabric, the device collects microbial samples as produce passes through the weigh station without causing physical damage to the food. It is compatible with a range of produce including lettuce, cabbage, onions, carrots, tomatoes, and peppers, and is available in 6-inch and 8-inch center-hole diameters.

October 21, 2026: MicroTally released the MicroCap sampler.

Health Landscape

The introduction of automated sampling represents a shift in food safety technology, moving away from labor-intensive manual grab-sampling. This device integrates directly with the standard multihead weighing scales used in modern industrial produce packing lines to provide consistent, continuous surveillance.

While this technology functions at the industrial processing level, it represents an effort to reduce the prevalence of foodborne pathogens on common produce items. Consumers with specific health concerns regarding food safety should always follow recommended washing practices and discuss any specific dietary risks with their physician.

The takeaway

Automated sampling devices like the MicroCap sampler are designed to provide more accurate pathogen detection by focusing on surface contact. For any concerns regarding specific produce-related outbreaks or food safety, always consult local health department resources.