EPA Method 8040A - Analytes Mix “B” Back Catalog number: 80402 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676479 1,2,3,6-Tetrahydrophthalic anhydride, 250mg Price on request 70024 Azobenzene Price on request 3343.10-100 Chlorpropharm, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 101-21-3 Price on request