Atrazine 90% WP a good herbicide for sweet corn, it can be used in after- ... forest and meadow,etc Herbicide AtrazineGenaral formulation:97%TC, 80%WP,50%SC,38%SC,90%WPApplications:1. Atrazine is a selective ... triazine herbicide used before and after emergence, it's mainly ... media. Its half-life in soil is about 100 days. herbicide atrazine 90% wp