Propachlor ESA sodium salt, 100µg/ml in MeOH, 1ml

EPA Method 8270C Mix #1 - BNS

2,3,7,8-Tetrabromodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

2-Aminonaphthalene-d7, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93951-94-1