Freon Gas Standard Back Catalog number: 98948 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended FRS-062S-0.5X Dechlorane Plus Syn, 50µg/mL in Toluene, 1ml Price on request 98131 EPA Method 8141 Standard Rev 1 Price on request 0242.24-200-T Dibenzo[a,h]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 189-64-0 Price on request