Pyrethrins, 100 µg/ml, Ethyl acetate, 1ml Back Catalog number: 677922 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 70028 Benzo(a)anthracene Price on request 53039 Interference Standard 1 Price on request DF-13467-S 1,3,4,6,7-Pentachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Price on request