1,2,3,4-Tetrahydronaphthalene, certified, 50mg Back Catalog number: C20940000 Availability: In the manufacturer's stock Price on request - + Recommended 33042R EPA Method 531.1 - Analytes Mixture Price on request S-4054-7.5K-10XY 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 D454510-10MG rac 3,4-Dihydroxyphenylethylene Glycol, 10mg Price on request