EPA Method 624 Standard Back Catalog number: 41121 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended L20030300IO PCB-Mix 3, 10 µg/mL in Isooctane, 10ml Price on request 683743 Carboxin-sulfoxide, 10mg Price on request 0742.11-K-IO 5-Methyltetraline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2809-64-5 Price on request