WS Disinfection By-Products - Cal Check 3

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

trans-2-Octene, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 13389-42-9

Ethanol standard in water,1.3g/L,water, 3mL