GPC Calibration Solution

4,4'-Methylenebis (2-chloroaniline),100 µg/mL,acetonitrile,1mL,

Clarithromycin, neat, Solvent-neat, Unit 2g, # of units-1, Cas.no. 81103-11-9

Metsulfuron-methyl, 100 µg/ml, Acetonitrile, 5ml