Spiking Standard 5 Back Catalog number: 53067 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 683691 Atrazine-desisopropyl-2-hydroxy, 100 µg/ml, Metha Price on request S-11786A1-1ML Dinoseb, 100µg/ml in Acetonitrile, 1ml Price on request 10780.22-100-IO 4-tert-Butylphenyldiphenyl phosphate,100 µg/mL,isooctane,1mL, Price on request