PAH Standard (50 ppm) Back Catalog number: 98654 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677592 Captafol, 100 µg/ml, Cyclohexane, 1ml Price on request 31027 EPA Method 525 Pesticide Mix #1 Price on request S-13561A1-1ML Thiacloprid, 100µg/mL in Acetonitrile, 1ml Price on request