EPA Method 531.2 - Analytes Back Catalog number: 34042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59580 Conductance @ 20°C [10,000 µmho/cm] Price on request 682134 4,4'-Dichlorobenzophenone, 100 µg/ml, Ethyl aceta Price on request 93916 Sulfur Standard Price on request