EPA Method 8121 Analytes Back Catalog number: 83202 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0150.16-500-IO 4-n-Butyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 147792-33-4 Price on request 685214 PSA-Mix 14 Price on request 681160 Saflufenacil, 100mg Price on request