Pentachlorothioanisole, 100 µg/ml, Acetonitrile,

PAH Stock Solution 3, 2µg/ml in Toluene, 1ml

3,5,6-Trichloro-2-pyridinole, 100 µg/ml, Methanol

Guanylurea-HCl, 100µg/ml in MeOH, 5ml