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 71046 Nonyl aldehyde Price on request 3571.10-K-IO 7-Methylquinoline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 612-60-2 Price on request 59753 Parent for 59745 Price on request