Appendix IX Semi-Volatiles Back Catalog number: 82707 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 4PM199 2,2',3,3',4',5,5',6-Octachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request PCB-IS-B20 Mass-Labelled PCB Solution/Mixture , 1.2ml, nonane Price on request 50036 Sodium Nitrate as Nitrate [NO3] Price on request