(-)-Cotinine, 100µg/mL in Acetonitrile, 1ml Back Catalog number: A11708000AL-100 Availability: In the manufacturer's stock Price on request - + Recommended H941900 6a-Hydroxy Estrone, 1mg Price on request C15144000 17-alpha-Methyltestosterone, certified, 0.1g Price on request S-14105M1-1ML Bisphenol S, 100µg/ml in Methanol, 1ml Price on request