Pentabromoethylbenzene, 1.2ml x 50ug/ml , toluene

Milbemectin A3, 100 µg/ml, Acetonitrile, 1ml

Nicotinic acid, 1000µg/mL, Solvent-water, Unit 1mL, # of units-1, Cas.no. 59-67-6

2,3',4',6-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL,