Sulphate (SO42-)

2,4,8-Trichlorodibenzofuran,50 µg/mL,n-nonane,1mL,

p-Tolualdehyde-DNPH, 100µg/ml in Acetonitrile, 1ml

4-tert-Octylphenol 2EO, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2315-61-9