EPA Method 508 Surrogate Standard Back Catalog number: 19042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11203.8-10MG 1D,1D,2H,2H-1-Hydroxyperfluorooctane,neat,neat,10mg, Price on request 680956 2-Hexanone, 1ml Price on request XA10770000AL Bromoxynil, 100µg/mL in Acetonitrile, 1ml Price on request