Anions Mix Back Catalog number: 59369 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95685 Phthalate Mix #1 Price on request 0662.29-100-IO alphaßß (20R,24R)-24-Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 71117-92-5 Price on request DD-2378-S 2,3,7,8-Tetrachlorodibenzo-p-dioxin , 1.2ml x 50ug/ml, nonane Price on request