What is the legal authority governing: "When tank-mixing multiple formulations according to the stan..."?

This standard is governed by EPA Standard Compatibility & Mixing Guidelines under the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) and 40 CFR Part 171.

What is the passing score for the EPA Pesticide Applicator exam?

The minimum passing score for the National Core Pesticide Applicator Certification exam is 70% (40 CFR § 171.103).

Pesticide Types And Formulations HARD EPA Standard Compatibility & Mixing Guidelines

When tank-mixing multiple formulations according to the standard WALES / DALE protocol, which formulation is added FIRST into the partially filled spray tank?

Multiple Choice Options

A Wettable powders (WP) and Water-dispersible granules (WDG). ✓ OFFICIAL VERIFIED CORRECT ANSWER

B Emulsifiable concentrates (EC).

C Liquid soluble concentrates (SL).

D Petroleum crop oils.

EPA Standard Compatibility & Mixing Guidelines

Official Manual Chapter: Chapter 8: Formulations & Mixing

The universal mixing order (WALES/DALE) dictates: W (Wettable powders/WDG first), A (Agitation), L (Liquid flowables/suspension concentrates), E (Emulsifiable concentrates), S (Surfactants/Soluble liquids last).

Official EPA Core Study Domain Pesticide Types And Formulations

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When tank-mixing multiple formulations according to the standard WALES / DALE protocol, which formulation is added FIRST into the partially filled spray tank?

Multiple Choice Options

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