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Guidance for Bidders

Vendors interested in submitting products for inclusion on the Qualified Product List (QPL) need to first have the products tested by an independent laboratory. See the product sample checklist and testing protocols below for guidance on the information to include in the product submittal.

Product Sample Checklist

PNS Testing Protocols

Mission

The mission of PNS is to “strive to serve the traveling public by evaluating and establishing specifications for products used in winter maintenance that emphasize safety, environmental preservation, infrastructure protection, cost-effectiveness and performance.”

PNS Brochure

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PNS News

Updated Qualified Product Listing

Qualified Product Listing (243)