3,4-Dimethylheptane Back Catalog number: 71345 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2710.14-100-ME 2-(2,4-Dihydroxybenzoyl)benzoic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 2513-33-9 Price on request 59909 Cations Std. Level 4 Price on request 9024.14-K-IO Benzyl-d5 benzoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 347840-01-1 Price on request