CWA Iron Back Catalog number: 55311 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677899 Bromfenvinphos-ethyl, 100 µg/ml, Acetonitrile, 1 Price on request 50307 IC Anions Mix Price on request DF-12378-S 1,2,3,7,8-Pentachlorodibenzofuran , 1.2ml x 50ug/ml, nonane Price on request