Bis(4-hydroxyphenyl) sulfone, 1.2ml x 50ug/ml, methanol

1,2,3,8,9-Pentachlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,

Benzyldimethyldecylammonium chloride, 10.0 µg/ml ,

Phenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 108-95-2