Isofenphos-methyl, 100 µg/ml, Acetonitrile, 1ml

Sulfacetamide, 100 µg/ml, Methanol, 1ml

n-Perfluorodecanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 335-76-2

Sulfur (S)