EPA Method 525 - Internal Standard

Coumaphos, 10µg/ml in Acetonitrile, 10ml

Daily Quality Control Standard (with Internal Standard) 15 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 11 Ethylbenzene

n-Decylcyclohexane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1795-16-0