EPA Method 551.1 Surrogate Standard Back Catalog number: 30102 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97658 Dow 624B Volatile Internal/Surrogate Standard Price on request 10358.23-10MG Flupentixol dihydrochloride (cis+trans) Price on request 673876 Chloridazon-desphenyl, 10mg Price on request