EPA Method 624Mix #1 - Purgeables Back Catalog number: 40021 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 677422 2,4-DB, 10 µg/ml, Acetonitrile, 10ml Price on request L16545000AL Prosulfocarb, 10µg/mL in Acetonitrile, 10ml Price on request 1444.14-100MG 3,5-Di-tert-butylphenol, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 1138-52-9 Price on request