Alachlor, 100 µg/ml, Acetonitrile, 5ml

1-Methyl-2-pyrrolidinone

2-Aminofluorene-d11, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 34741-44-5

n-Alkanes C14-C32 (even + pristane/phytane) 12 Analytes, each 1000 µg/mL in isooctane; units: 1x1mL, 5x1mL, 10x1mL This standard includes all the even n-paraffins + pristane and phytane.