EPA Method 8250 - Acid Matrix Spiking Solution

Phosphate (PO4-3) as P

Pesticide Mix 18, 10ug/ml in Toluene, 1ml

2,4,5,6-Tetrachloro-m-xylene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.