Mass-Labelled PCDD Solution/Mixture, 1.2ml, nonane Back Catalog number: DS-1000 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 92933 EPA Method 525 Pesticide Standard Price on request 9243.7-10MG Salicylic acid-d6 ,neat,neat,10mg Price on request 10835.21-10MG Quetiapine hemifumarate,neat,neat,10mg Price on request