EPA Method 8270A - Mix #16

Primisulfuron-methyl, 10.0 µg/ml, Acetonitrile,

4-Hydroxyamphetamine HCl, 1000µg/ml in MeOH, 1ml

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