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    • Pentra-Bark Surfactant

    Pentra-Bark by Quest Products is is a specialized, non-ionic organosilicone wetting and penetrating surfactant designed for basal bark, foliar, and stem applications on trees and woody plants.  Pentra-Bark acts as an advanced adjuvant for water-based basal applications, eliminating the need for invasive tree drilling, soil drenching, or high-pressure root injections.

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