Custom Mix Back Catalog number: 59642 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 94207 Additional Acids Standard Price on request S-4054-7.5K-XYX5 Dibenzothiophene in Xylene 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 S-4054-0-XY S Price on request 11787.10 1,2,3,4,5,6,7-Heptachloronaphthalene,,,, Price on request