2,3,5,6-Tetrachlorobiphenyl (65)

2,3',4,5,5'-Pentachlorobiphenyl,100 µg/mL,isooctane,1mL,

Acetamipid-d3 (N-methyl-d3) (mixture of isomers),100 µg/mL,acetonitrile,1mL,

17 alpha(H),21ß(H)-(22RS)-Trishomohopane , 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 54340-13-5