Multi-Element Internal Standard

Tris(2-ethylhexyl)phosphate, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 78-42-2

Propetamphos, 100 µg/ml, Acetonitrile, 1ml

2-Methyl-1-pentanol, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 105-30-6