2,4-TDI Derivative, 1000 µg/mL in DMSO, 1ml

Paraffin Mixture 2 Analytes, each 3 Wt.% in n-Hexane/n-Heptane = 1:1; units: 1x1mL, 5x1mL Use this standard to adjust the olefin and Ether-Alcohol-Aromatic (EAA) trap temperatures. Name Wt.% n-Nonane 3.0 n-Decane 3.0

EPA Method 200.8 Calibration Standard 2

2,3,3',4,4',5,5',6-Octachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane