EPA Method 508 Standard Back Catalog number: 92358 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1929.12-50-IO 4'-Fluoro-2,3,3',4,5,6-hexabromodiphenyl ether Price on request 0693.29-100-IO 28-Norlup-16(17)-ene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 53767-47-8 Price on request 92479 Herbicides Mix #2 - Free Acids Price on request