-data collection system

-spectrometer

-cuvette

-sensor extension cable

-test tubes(6), large

-test tube rack

-graduated cylinder, 10 mL

-0.1 M Iron(III) chloride (FeCl3), 10mL

-0.1 M Copper(II) chloride (CuCl2), 10mL

-0.1 M Cobalt(II) chloride (CoCl2), 10mL

-0.1 M Nickel(II) chloride (NiCl2), 10mL

-0.1 M Sodium chloride (NaCl), 10mL

-color chart

-wash bottle with distilled water

-marking pen