Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane

(22RS)-30-Bishomohop-17(21)-ene, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no.

D4-Estrone, 10mg

2-Methyl-1-nitronaphthalene, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 881-03-8