Nitrate as (NO3-)

Aromatics Calibration Standards Kit (4 Internal Standard Version) 24 Analytes + 4 ISTD, each Vol.% as listed in isooctane; units: 5x1mL Set, one of each Std. 1-5 + opt. 1x1mL (Std. 6) To these calibration standards are 4 deuterated Internal Standards

n-Pentadecane, ?13C: -30.22, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 629-62-9

3,3’-Dichlorobenzidine-d6