Endosulfan sulfate (13C9), 100µg/mL in Nonane, 1,2

1,4-Dimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 22349-59-3

4-n-Nonylphenol, 1000µg/ml in MeOH, 1ml

Resolution Test Mixture for ASTM D 5739 150 ng/mL of each in pesticide grade cyclohexane, 10x1mL Pristane 99 % Phytane 99 % n-Heptadecane 99 % n-Octane 99 %