EPA Method 551 - Disinfection By-Products

Natural 2,3,5,6-tetramethylpyrazines, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

1,2,3,4-Tetrahydrochrysene, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 2091-90-9

Brilliant Blue (E113), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 6104-58-1