... acid.CAS No. :1918-00-9STRUCTURAL FORMULA: USE: Controls both annual and perennial broadleaf weeds in asparagus, field ... harvest of one crop, but before planting the next). Controls brush and vines in Pasture, industrial (railroads, roadsides, ... utility rights-of-way)areas, non-cropland areas, rangeland. Controls perennial broadleaf weeds with spot treatments and ropewick applications.FORMULATION ...