EPA Method 8040A Analytes Mix “B” Back Catalog number: 80412 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 73407 1,3,5-Trioxane Price on request 95184 Supelco Column # 101336-05 Price on request 673680 Propham, 100 µg/ml, Ethyl acetate, 5ml Price on request