Mass-Labelled PCDD/PCDF Solution/Mixture, 1.2ml, nonane Back Catalog number: DF-LCS-C Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 674943 Tetradecyltrimethylammonium chloride, 100mg Price on request 72114 Use Part# 79326 tert-Butyl hydroquinone (TBHQ) Price on request 81212 EPA Method 8121 Analytes, 1000µg/ml in HE:TO [1:1], 1ml Price on request