EPA 502Liquids - Mix B Back Catalog number: 90553 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 34411 1,1-Difluoroethane, 20mg/mL in MeOH, 1ml Price on request 673115 Thymol, 250mg Price on request DD-2-S 2-Chlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane Price on request