EPA Method 531.1 - Analytes Mixture Back Catalog number: 33042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 90889 Metolachlor, 100µg/ml in MeOH, 1ml Price on request 681139 Benz[a]anthracene, 10.0 µg/ml, Cyclohexane, 10ml Price on request 679105 Methyl acetate, 5ml Price on request