6.44 ppt TDS solution (box of 25x20mL sachet)

1-Chloro-3-propanol, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 627-30-5

Carbazole, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 86-74-8

Individual Calibration Solutions, 500ul, nonane