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Lots of paint on the lumberyard shelves have copper or zinc listed as an ingredient. How can I tell if it meets EPA standards?

April 26, 2017Copper ingredient lots lumberyard paint shelves zinc

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Lots of paint on the lumberyard shelves have copper or zinc listed as an ingredient. How can I tell if it meets EPA standards?

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The percentage of actual metal will be listed on the label, in the ingredient section. Watch for any indication that the product had a certain percentage of active metal before dilution. Sometimes after dilution, the amount of available active metal is well below the 2% required to qualify as a true preservative.