Xylene, 1ml Back Catalog number: 679780 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 59765 Potassium Chloride Modifier (K) Price on request 0178.16-500-IO 2-n-Butyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 147792-31-2 Price on request 82702 EPA Method 8270A - Mix #15 Price on request