EPA Method 8330Mix #1 Back Catalog number: 91874 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675902 Propylene thiourea, 250mg Price on request 673932 Fipronil-sulfide, 10.0 µg/ml, Acetonitrile, 10ml Price on request 684871 Cinnamaldehyde, 250mg Price on request