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Easy to use, non-toxic blue colorant clearly marks where you have sprayed. This concentrated blue colorant is designed to be used with herbicides, pesticides, fingicides, and fertilizers to provide highly visible and temporary evidence of spray application patterns. Use approximately one ounce per gallon of spray. Contains 16 ounces
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🇺🇸 Ship from USA · On Agora since 2026
$19.95
