EPA Method 200.8Mix Back Catalog number: 59109 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11695.12-100-IO 2,3,4,4'-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 2515.7-K-ME Salicylic acid (2-Hydroxybenzoic acid), 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 69-72-7 Price on request MPECB Pentachloro(13C6)benzene, 1.2mL x 100ug/mL, nonane Price on request