...Curtis M. Elsik Drift Reduction Agent has been defined in ASTM Standard E1519 Terminology Relating to Agricultural Tank Mix Adjuvants as “a material used in liquid spray mixtures to reduce spray drift.” ASTM Standard E609 Terminology Relating to Pesticides defines drift as “the physical movement...

... in reducing spray drift. Working with a stakeholder technical panel under EPA’s Environmental Technology Council, the Office of Pesticide Programs in EPA has developed and is in the process of validating a testing protocol to verify the effectiveness of drift reduction technologies (DRTs). The DRT testing...

...Curtis M. Elsik; Howard M. Stridde; Tammy M. Schweiner Twelve commercial drift reduction agents were evaluated for their characteristics in the three most commonly accepted parameters for spray droplet size formation—extensional viscosity, dynamic surface tension, and kinematic viscosity. Samples...