Mass-Labelled PCDD Solution/Mixture, 1.2ml, nonane Back Catalog number: DS-1000 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 0918.14-500-IO 2,4-Dimethyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 31317-18-7 Price on request 11188.26-5MG (±)-Ketoconazole-d4 (3,3,5,5-piperazine-d4) (cis-isomers),neat,neat,5mg Price on request 18000-0010-100AN5 Acesulfame potassium, 100µg/ml in Acetonitrile, 5m Price on request