Semi-Volatile Standard Back Catalog number: 93381 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3493.10-100 Propham, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 122-42-9 Price on request 94521 Volatile Standard Price on request 79077 EPA Method 8330 Analyte Price on request