-data collection system

-red-tide spectrophotometer

-sensor extension cable

-cuvette

-3, 50 mL beakers

-3, 1 mL syringes

-4 in watch glass

-0.1 M Sodium hydroxide (NaOH), 20 mL

-1.2 x 10^-5  M Crystal violet, 20 mL

- 30 mL deionized water

-marking pen

-Kimwipes