alpha-HCH, 100 µg/ml, Acetonitrile, 5ml

Alachlor ESA-d13 Sodium Salt, 0,5mg

Trimethyl phosphate, 250mg

4-n-Butylbenzoic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 20651-71-2