Ciprofloxacin hydrochloride, certified, 0.1g

Oxasulfuron, 100 µg/ml, Acetonitrile, 1ml

Ritalinic acid (threo), neat, Solvent-neat, Unit 200mg, # of units-1, Cas.no. 54631-24-2

(+/-)-Atenolol-d7 (isopropyl-d7), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 29122-68-7