Appendix I Volatile Mix Back Catalog number: 93853 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-LCS-B Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request 673678 Procymidone, 100 µg/ml, Ethyl acetate, 5ml Price on request 677796 2,3,6-Trichlorobenzoic acid, 100 µg/ml, Acetonitr Price on request