1,2,3,8-Tetrachloronaphthalene, 1.2ml x 50ug/ml, nonane Back Catalog number: PN-31S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 2995.9-K-CY 3,4-Dimethylheptane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 922-28-1 Price on request 674970 Isodrin, 100mg Price on request 2903.20-10MG 17ß-Ethynylestradiol, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 4717-38-8 Price on request