Method 1640Mix A Back Catalog number: 53146 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3410.12-100-CY Flurochloridone Price on request L17300000AL Terbuthylazine, 10 ng/µl, 10ml Price on request P-343S Atrazine desethyl, 100µg/mL in MeOH, 1ml Price on request