Anions Mix 2, varied µg/ml in Water, 100ml

2,4-Dimethylethylbenzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 874-41-9

(±)-Atenolol-d7 (N-isopropyl-d7),100 µg/mL,MeOH,1mL,

Ammonium as N