4-n-Octylphenol-d4 diethoxylate Back Catalog number: 10283.18-100-IO Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 91784 Primary Calibration PID (VPH) Price on request 38194 WP 1,4-Dioxane Price on request DF-CVS-C10 PCDD & PCDF Calibration Kit, 7 x 200ul, nonane Price on request