Ethynylestradiol (20,21-13C2,99%) 100 µg/mL in Acetonitrile, 1,2ml Back Catalog number: CLM-3375-1.2 Availability: In the manufacturer's stock Price on request - + Recommended S-4505-K-IO Hydrocarbon mixture C14-C32 C14,C16,C17,Pristane,C18,Phytane,C19,C20,C22,C24,C16,C28,C32 1mg/ml each in isooctane Price on request 53011 Calibration Standard Mix 2 Price on request 72450 Chlorimuron ethyl Price on request