Method 314.1 / Back Catalog number: 54205 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3013.10-K-IO 3,3,5-Trimethylheptane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7154-80-5 Price on request BFR-SCS Sampling/Cleanup Standard, 1.2ml, toluene Price on request M258815-1G Metformin Hydrochloride, 1g Price on request