D4-1,2-Dichloroethane, 2000 µg/ml, Methanol, 1ml

1,1-Dichloroethane,5000 µg/mL,MeOH,1mL,

Chlorpyrifos, 100µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 2921-88-2

5-Amino-2-chlorotoluene-4-sulfonic acid, 250mg