Gas Internal/Surrogate Standard Back Catalog number: 92805 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1961.12-5MG 2,4,4'-Tribromodiphenyl ether, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 41318-75-6 Price on request 1197.24-25MG 5ß(H)-Cholan-24-ol, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 3110-99-4 Price on request 1087.18-100-T Benz[a]anthracene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1718-53-2 Price on request