Mass-Labelled PCDD Solution/Mixture, 1.2ml, nonane Back Catalog number: DS-1000 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 19218 EPA Method 8120 - Analytes Price on request 27013 EPA Method 8260B - Purgeable Internal Std Price on request 70441 N-Nitrosodiethylamine Price on request