EPA Method 8240A C Back Catalog number: 22002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1653.13-100-IO 1,1,1,3-Tetrachlorotridecane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 67095-50-5 Price on request C10861320 2,3-Butanediol, certified, 0.25g Price on request 676077 Cannabigerol, 1000 µg/ml, Methanol, 1ml Price on request