Diuron, 250mg

Sodium (Na), 1000µg/ml in 2%-HNO3/Water, 100ml

EPA Method 8021B Mix #3

d4 C28 alpha alpha alpha (20R)/C29 alpha alpha alpha (20R)-Methyl/Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.