EPA Method 502.2/624Mix Back Catalog number: 93600 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11375.11-K-IO 1-Naphthaldehyde,1000 µg/mL,isooctane,1mL, Price on request 676413 D4-4-n-Nonylphenol, 100 µg/ml, Acetone, 1ml Price on request XA14283710AC Imidacloprid D4, 100μg/ml in Acetone, 1ml Price on request