1,2,4-Trichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

1-Heptanethiol, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 1639-09-4

Tartrazine (E102), neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 1934-21-0

Phorate, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 298-02-2