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

ICP Mix

2,2',4,4',6,6'-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 33979-03-2

Methoxychlor-d6 (dimethoxy-d6),100 µg/mL,MeOH,1mL