Caffeine Back Catalog number: 95602 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3340.7-100 4-Chlorobenzyl mercaptan, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 6258-66-8 Price on request 676685 Ethofumesate-2-keto, 100 µg/ml, Cyclohexane, 1ml Price on request 2268.12-5MG 2,2',3,3',4,4',5,5'-Octachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 35694-08-7 Price on request