Butabarbital Back Catalog number: 96538 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10091.18-100-ME Estrone Price on request MDD-1368 1,3,6,8-Tetrachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene Price on request L429-PAR Method 429 Native PAH Stock Solution, 1.2ml, isooctane Price on request