EPA Method 8270C Pesticide Mix #25

1,3-Dihydroxy-9,10-anthraquinone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 518-83-2

Reference Lake Sediment for Organic Contaminant Analysis, 10g, N/A

4-Ethyldibenzothiophene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 89816-99-9