EPA Method 8270C Pesticide Mix #24

2-Methyl-1-naphthol, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7469-77-4

Tantalum (Ta)

Phosmet, 10.0 µg/ml, Acetonitrile, 10ml