525 Calibration Standard - Spiking Back Catalog number: 95981 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9400.19-K-ME Doxepin hydrochloride (cis+trans) Price on request 676987 Spectinomycin dihydrochloride pentahydrate, 250mg Price on request BDE-170 2,2',3,3',4,4',5-Heptabromodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request