Naphthalene-d8, 1000µg/ml in MeOH, 1ml

8:2 Di-PAPS-d4, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no.

Ammonium dihydrogen phosphate Modifier

Parathion-methyl, 10.0 µg/ml, Ethyl acetate, 10m