EPA 537 UCMR3 Calibration Mix 1

1,2,4,5-Tetrachlorobenzene, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 95-94-3

PAH/NPD Stock Solution 21 Analytes, each concentration as listed in acetone; units: 1x1mL, 5x1mL 0711.10 Naphthalene [91-20-3] 1.86 µg/mL 0713.11 2-Methylnaphthalene [91-57-6]

2,4,6-Tribromophenol-PFB, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no.