Anion Mix #2 Back Catalog number: 50043 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8799.12-100-IO 2,2',3,3',4',5,6-Heptachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 52663-70-4 Price on request 2596.40-10UG Tetrabenzo[def,lm,grs,yz]pyranthrene, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 190-65-8 Price on request 70228 Nitrobenzene, 1000µg/ml in MeOH, 1ml Price on request