Endosulfan sulfate (13C9), 100µg/mL in Nonane, 1,2

Naphthalene, 10µg/ml in Acetonitrile, 10ml

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

2-Chloroethanol Level 10