Herbicide Free Acids Standard

2,2',4,4',6-Pentabromo-6'-hydroxy[13C12]diphenyl ether, 1.2ml x 50ug/ml, toluene

Ethiprole-sulfone, 100 µg/ml, Acetonitrile, 1ml

1-Eicosanol, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 629-96-9