Tris(2,4-di-tert-butylphenyl) phosphate, 1.2ml x 50ug/ml, toluene

5'-Fluoro-2,3,3',4,4',5-hexachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

Sulfur Calibration Mixtures: Di-n-butyl sulfide in Light White Oil (less than 20mg/kg S) Unit : 10mL screw-capped bottle Light White Mineral Oil Heavy White Mineral Oil (20 cSt at 40°C) (70 cSt at 40°C)

Sodium p-n-undecylbenzenesulfonate, 100µg/mL in MeOH, 1ml