Multi Elements Solution

4-Methyldiphenylsulfide, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3699-01-2

1,2,3,4-Tetrahydronaphthalene, certified, 50mg

Arochlor 1221 , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 11104-28-2