EPA Method 525.2 Pesticide Level 4 Back Catalog number: 92843 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3114.10-50-IO 1-Bromonaphthalene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 90-11-9 Price on request 675441 Apramycin sulfate, 250mg Price on request 10603.5-K-AN 2-Amino-5-chloropyridine Price on request