EPA Method 8141 Standard Back Catalog number: 92353 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2672.6-50-IO Pentabromophenol, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 608-71-9 Price on request 676588 Ethametsulfuron-methyl, 100mg Price on request 0701.13-500-IO 1,2,4-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2717-42-2 Price on request