CWA Silica as SiO2 Back Catalog number: 55100 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4006-500-5T Internal Standard for GC-analysis of PAH compounds 4 Analytes, each 500 µg/mL in dichloromethane; units:1x5mL 0393.12 1-Phenylhexane [1077-16-3] 0728.12 2,3-Dimethylnaphthalene [581-40-8] 0768.16 3,6-D Price on request 34011 Acrylonitrile Price on request 681040 MCPA-2-ethylhexyl ester, 100mg Price on request