Iowa BTEX Back Catalog number: 51181 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4445-200-T PAH Mixture I 7 Analytes, each 200µg/mL in toluene; units: 1x1.1mL Prod.no. Compound CAS.No. 0711.10 Naphthalene [91-20-3] 0712.11 1-Methylnaphthalene [90-12-0] 0713.11 2-Methylnaphtha Price on request S-4055-100-IOX5 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 52252 Method 200.9 Single Elememt Kit Price on request