EPA Method 515 Herbicide Acids Back Catalog number: 93924 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended P838312 Propylthiouracil-d5, 2,5mg Price on request 95004 Desisopropylatrazine & Pendimethalin Price on request 673756 Carbofuran, 10.0 µg/ml, Ethyl acetate, 10ml Price on request