ASTM D-4815 Calibration Mix #3

3,3',4,4',5-Pentachlorobiphenyl, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 57465-28-8

Inorganic Disinfection By-Products (ClO3-/ClO2-), 1000µg/ml in Water, 100ml

2-Ethyl-3,(5/6)-dimethylpyrazine, Isomer mixture, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. 27043-05-6 or 55031-15-7