Sodium Benzoate & Potassium Sorbate (0.2%)

(±)-Nicotine-2,4,5,6-d4 (pyridine-d4),neat,neat,10mg,

Para-phenylenediamine,100 µg/mL,acetonitrile,1mL,

12.880 µS/cm conductivity solution (box of 25x20mL sachet)