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 678527 D10-Napropamide, 10.0 µg/ml, Acetonitrile, 1ml Price on request 43023 2,4,6-Tribromophenol Price on request 681194 Nonanoic acid, 1ml Price on request