Fenthion, 100 µg/ml, Ethyl acetate, 5ml

EPA Method 525 - Internal Standard

Dibenz[a,h]anthracene-d14, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 13250-98-1

Fluoride (F-), 1000µg/ml in Water, 500ml