EPA 1620 Standard 1 Back Catalog number: 52139 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675719 Flucythrinate, 10 µg/ml, Ethyl acetate, 10ml Price on request 59481 QC Soup Mix Price on request 673420 Propargite, 10.0 µg/ml, Acetonitrile, 10ml Price on request