1,1-Bis(4-hydroxyphenyl)cyclohexane, 1.2ml x 50ug/ml, methanol

2,3,7,8-Tetrabromo[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

Piperacillin-d5, 1mg

Mono(2-ethylhexyl) phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4376-20-9