Caffeine Back Catalog number: 95602 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680390 D14-Methoxychlor, 10mg Price on request 675679 Quinmerac, 100 µg/ml, Methanol, 5ml Price on request L20785000CY 3,6-Dimethylphenanthrene, 10 ng/µl, 10ml Price on request