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

Stevioside, 10mg

Chlordane, oxy, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 27304-13-8

1,2,5,6,9,10-Hexabromocyclododecane, 1000µg/ml in Toluene, 1ml