EPA Method 601Mix #2 Back Catalog number: 44002 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 11727.12-100-IO 2,3',4,5,5'-Pentachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 21015 CLP Semi-Volatile Acid Surrogate Standard Price on request 1692.12-100-TX5 2-Fluorodibenzothiophene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 177586-38-8 Price on request