Precision and Recovery Solution, 1.2ml, nonane

1,2,3,4,7-Pentachlordibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.

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

Methabenzthiazuron, certified, 0.1g