EPA Method 552.2 - Surrogate Standard Back Catalog number: 30108 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673498 4,4'-Dichlorobenzophenone, 250mg Price on request 680407 Dichloroacetonitrile, 1ml Price on request 674654 Iopromide, 100mg Price on request