2,4-Dinitrophenol

2,3,4,8-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane

2,5-Dimethylpyrazine, Research grade, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. 123-32-0

Resolution Test Mixture for ASTM D 5739 150 µg/mL of each in pesticide grade cyclohexane, 10mL Pristane 99 % Phytane 99 % n-Heptadecane 99 % n-Octane 99 %