CCC Class IV- Method 8261 Back Catalog number: 82476 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA14283700AL Imidacloprid, 100µg/mL in Acetonitrile, 1ml Price on request 50640 Ferrous Iron (Fe) Price on request L-PFOSK Potassium perfluoro-1-octanesulfonate, 1.2ml x 50ug/ml, methanol Price on request