Aroclor 1221 Back Catalog number: X9160 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677897 Quinalphos, 10.0 µg/ml, Ethyl acetate, 10ml Price on request S-4256-0-10LW Sulfur Calibr. Mix. Dibenzothiophene in White oil (20 cSt)Unit: 10mL screw-capped bottle Matrix White oil White Oil Concentration Isooctane Toluene 3 cSt Price on request 678059 Isopentyl acetate, 1ml Price on request