Pesticides Calibration GC-MS/MS

Ethyltri-n-octyltin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

Benzidine D8, 500µg/mL in Acetonitrile:Methanol, 1ml

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