EPA Method 548.1 Analyte Back Catalog number: 30277 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA10330200AC Atrazine 13C3, 100μg/mL in Acetone, 1ml Price on request 673932 Fipronil-sulfide, 10.0 µg/ml, Acetonitrile, 10ml Price on request X23183600CY Chloroparaffin C18-C20 36 % Cl, 100 µg/ml in CY, 10ml Price on request