Oxalic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 144-62-7

1H,1H,2H,2H-Perfluoro-n-octyl methacrylate-d5,50 µg/mL,MeOH,1mL,

Naphthalene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 91-20-3

Ammonium (NH4+)