DOW 624 Volatile Internal/Surrogate Standard Back Catalog number: 93323 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 91349 Aroclor 1232 Price on request 3350.22-100 beta-Cyfluthrin, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 68359-37-5 Price on request 83510 EPA Method 8315 Calibration Mix #2 Price on request