Recuperation Standard Back Catalog number: 98266 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2039.12-50-NN Octachlorodibenzofuran,50 µg/mL,n-nonane,1mL, Price on request 71191 Triethanolamine Price on request 673648 Paraoxon-ethyl, 100 µg/ml, Ethyl acetate, 5ml Price on request