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

Perfluorobutane sulphonate, potassium salt, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 29420-49-3

Tulathromycin B, approximately 5% (As a mixture with Tulathromycin A), 5mg

Thallium (Tl)