Surrogate Standard Back Catalog number: 90397 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DD-28-S 2,8-Dichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane Price on request 11933-10-50-AN N-?Ethylperfluorooctanesulfo?namide,50 µg/mL,acetonitrile,1mL, Price on request 0945.20-K-IO 3-Methylnonadecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6418-45-7 Price on request