7H-Perfluoroheptanoic acid, 50µg/ml in MeOH, 5ml

2,3-Naphthalenedicarboxylic acid, neat, Solvent-neat, Unit 500mg, # of units-1, Cas.no. 2169-87-1

2,2'-Dichlorobiphenyl ,100 µg/mL,isooctane,1mL,

Metolachlor OA, 100 µg/ml, Acetonitrile, 1ml