2,3,6,7-Tetrachloronaphthalene, 1.2ml x 50ug/ml, nonane Back Catalog number: PN-48S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended M312955 6-Methyl-20R-hydroxy Prednisolone 21-Acetate,25mg Price on request 92789 EPA Method 8081A Pesticide Standard A Price on request S-4520-K-IO Organotin Standard Mixture 4 - Tin Ethyl Derivatives 1x1mL 1000 µg/mL in isooctan1 (based on total mass) Mono-n-butyltin (triethyl) Di-n-butyltin (diethyl) Tri-n-butyltin (monoethyl) Monophenyltin (triethyl) Diphenyltin (diethyl) Triphenyltin (mono Price on request