EPA Method 507 Pesticide Standard Back Catalog number: 91974 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673502 Carbaryl, 100 µg/ml, Ethyl acetate, 5ml Price on request 673258 Dimethoate, 10.0 µg/ml, Acetonitrile, 10ml Price on request 3525.4-100-CY Zineb Price on request