1,2,4,5-Tetrachlorobenzene, 1000µg/mL in Isooctane, 1ml Back Catalog number: 3656.6-K-IO Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 51072 ASTM D-4815 Internal Standard Price on request 1149.29-K-IO n-Nonacosane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 630-03-5 Price on request 2124.12-100-IOX5 Arochlor 1016 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 12674-11-2 Price on request