Propionic acid sodium salt, 1g Back Catalog number: NG-17604-1G Availability: In the manufacturer's stock Price on request - + Recommended 11672.12-100-IO 2,2',6-Trichlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 31004 EPA Method 500 Series Internal Standard Price on request 681423 Metazachlor OA, 10mg Price on request