2,2',4,5'-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane Back Catalog number: BB-49 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 15425.21-100-ME Cannabinol-d3 (methyl-d3), 100µg/ml in MeOH, 1ml Price on request 10019R CLP Semi-Volatile Internal Standard Price on request 70016R Aroclor 1221 Price on request