pH 2.0 Standard @ 25°C Back Catalog number: 50586 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8711.12-100-IO 2,3,3',4',5,6-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 74472-44-9 Price on request 30077 EPA Method 548.1 Analyte Price on request 59903 Revised Spiking Standard #2 Price on request