Silica (SiO2), 1000µg/ml in Water/0.5% NaOH, 100ml

2,6-Dimethylanisole, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 1004-66-6

Mefenpyr-diethyl, 100ug/ml in Acetonitril, 5ml

1,2,3,8,9-Pentachlorodibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.