Aroclor 1221

Quality Control Standard of Mineral Oils 2 2x500µg/ml in n-Hexane i 1ml crimp-top

2,4,6-Trichlorophenol acetate, 20mg

Cyclopent[hi]indeno[4,3,2,1-cdef]chrysene, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 171877-64-8