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Susterra® in the real world

    Susterra® propanediol

    At Primient Covation LLC, we take pride in our unique sustainable process that transforms industrial field corn into our innovative product. By utilizing our renewable Susterra® propanediol, you minimize your carbon footprint and contribute to a healthier planet. 


    Our commitment to sustainability drives us to constantly improve our methods and ensure that our products are environmentally friendly.


    Plus, Susterra® propanediol is renewably sourced and generates up to 48% less greenhouse gas emissions cradle-to-gate compared to 1,4-butanediol (BDO), a common petro-chemical sourced alternative.


    Susterra® propanediol can help companies fulfill their sustainability goals without compromising on quality across a variety of industrial applications. Discover how Susterra® propanediol can meet and even exceed the performance of 1,4-butanediol and 1,2-propylene glycol in a wide range of applications.

    Applications:

    • Performance Polymers
    • Coatings & Inks
    • Low-temperature, food-safe fluids
    • Engine coolants
    • Data Center Cooling
    • Geothermal, Solar and Deicing

    See all Susterra applications

    Susterra® Benefits:

    • Pure
    • Petroleum-free
    • Non-toxic and food safe
    • 100% sustainably and renewably sourced
    • USDA 100% certified bio-based product

    Approvals:

    • Ecovadis Silver
    • Natural Products Association (NPA)
    • USDA BioPreferred® Program – 100% Bio-based (plant-based)
    • Natural Health Products Ingredient – Health Canada
    • Complies with ISO 16128-1:2016
    • EPA Design for the Environment (DfE)

    Certifications:

    • GRAS
    • Halal
    • Halal Certificate Susterra®
    • Halal Certificate Susterra® P1000
    • Halal Certificate Susterra® USP-FG
    • Kosher
    • MyMicrobiome Standard 18.10 
    • USP-NF
    • USP-FCC
    • FEMA #4753

    Product Registrations:

    • INCI Name: Propanediol
    • EINECS Number: 207-997-3
    • CAS Number: 504-63-2
    • REACH – Registration Number: 01-2119489383-28-0000

    Memberships:

    • ASHRAE
    • Brewers Association
    • British Footwear Association
    • FDRA
    • SLF (Skandinavisk Färg & Lack Föreningen)

    Contact Us

    Or contact a Susterra® propanediol distributor in your area to learn more about how 100% BioRenewable Susterra can bring sustainability to your applications. 

    Need a Susterra® PDO based corrosive inhibitor package or bacterial growth inhibitor package? Check out our providers of inhibited heat transfer fluids made with Susterra® PDO. 

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    Primient Covation LLC

    198 Blair Bend Drive • Loudon, TN 37774

    +1-866-404-7933

    Copyright © 2025 Primient Covation LLC • Zemea® and Susterra® are registered trademarks of Primient Covation LLC. - All Rights Reserved. 

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