b-Sitosterol Back Catalog number: 96580 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679880 Benzidine, 100 µg/ml, Acetonitrile, 1ml Price on request S-4055-5-10IO Sulfur Calibr. Mix. Dibenzothiophene in Isooctane. Units: 5x1mL ampoule, 1x10mL screw cap bottle Chiron No. (Matrix) Concentration Isooctane Xylene White oil 3 cst µgS/g (ppm) Wt.% S-4055-0-IO Price on request NAP3MHPS Sodium perfluoro-3-methylheptanesulfonate, 1.2ml x 50ug/ml, methanol Price on request