EPA Method 1618 Organochlorine Mix C Back Catalog number: 20138 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79681 Mestranol Price on request 31401 1,1,2,2-Tetrachloroethane, 2000µg/ml in MeOH, 1ml Price on request 1535.18-K-TX10 o-Terphenyl-d14, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 5142-76-6 Price on request