"Adulterated" as applicable to pesticides.

RCW 15.58.140
in effect
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The term "adulterated" shall apply to any pesticide if its strength or purity deviates from the professed standard or quality as expressed on its labeling or under which it is sold, or if any substance has been substituted wholly or in part for the pesticide, or if any valuable constituent of the pesticide has been wholly or in part abstracted, or if any contaminant is present in an amount which is determined by the director to be a hazard. The term "adulterated" shall apply to any pesticide if its strength or purity deviates from the professed standard or quality as expressed on its labeling or under which it is sold, or if any substance has been substituted wholly or in part for the pesticide, or if any valuable constituent of the pesticide has been wholly or in part abstracted, or if any contaminant is present in an amount which is determined by the director to be a hazard.
Source: WA Statutes (Official Site)URL: https://app.leg.wa.gov/RCW/default.aspx?cite=15.58&full=trueFetched: 6/28/2026

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