2,6-Dimethylnaphthalene, 50 µg/mL in Toluene, 1ml

Enoxacin sesquihydrate, 100mg

2-Anthracenecarboxylic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 613-08-1

ISO 8165-1 Internal Control Stock Solution 1 1 Internal standard, 1000µg/mL in acetone; unit: 1x5mL 2061.6 2,4-Dibromophenol [615-58-7]