1,5-Dimethylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 571-61-9

N-Nitrosodimethylamine NDMA, 100 µg/ml, Methanol,

3-Methyl-2-buten-1-thiol,100 µg/mL,MeOH,1mL,

Dichlofenthion, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 97-17-6