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

Erbium (Er)

Stavudine, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 3056-17-5

2,2,3,3,4,4,5,6-Octachlorobiphenyl