Pesticide Standard Back Catalog number: 94534 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677471 Trichlorfon, 250mg Price on request 675930 Propachlor, 250mg Price on request 54016 Sulfite (SO32-),1000µg/mL in Water, 3 x 20ml Price on request