17a-Ethinylestradiol, certified, 0.25g Back Catalog number: C13245100 Availability: In the manufacturer's stock Price on request - + Recommended 3895.5-100-T 2-Acetyl-2-thiazoline, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-, Cas.no. 29926-41-8 Price on request C16176000 Phthalic acid, bis-phenyl ester, certified, 0.5g Price on request 691069 13C6-2,4-D, 100µg/ml in Acetonitrile, 1ml Price on request