EPA Method 1666Labeled Standard Back Catalog number: 82491 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1209.16-200-T 5H-Benzo[b]carbazole, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 243-28-7 Price on request 680393 S-Methoprene, 10mg Price on request 57715 Phosphorus (P) Price on request