Appendix IX Semi-Volatiles Back Catalog number: 82707 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71711 Octyl aldehyde Price on request 79625 Propanil Price on request 9425.8-100-ME Valproic acid-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 87745-17-3 Price on request