EPA Method 550 Analytes

D5-Acetochlor, 10mg

(6)Helicene, racemic mixture of two enantiomers, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 187-83-7

Hydrocarbon Standard C6-C28, 2000µg/ml, MeChl, 1ml