EPA 1620 Standard 5 Back Catalog number: 52143 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MTCS-M 5-Chloro-2-(2,4-dichloro[13C6]phenoxy)[13C6]phenol, 1.2ml x 50ug/ml, methanol Price on request 3293.22-K-IO Methyl 12-cis-heneicosenoate , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 146407-38-7 Price on request 9262.10-100-DRIED Tenuazonic acid, 100µg/mL, Solvent-dried down, Unit 1mL, # of units-1, Cas.no. 28540-82-1 Price on request