You’ll need the following items to complete this lab session. (The FK01 Forensic Science Kit for this book, available from http://www.thehomescientist.com, includes the items listed in the first group.)
Spot plate, 12-well
Bag, small plastic zip-lock
Cotton balls, swabs, or paper towel
Currency specimens to be tested (see text)
Hair dryer (optional)
Water, distilled or deionized
Use extraordinary care when using Marquis reagent. It contains a concentrated solution of sulfuric acid, which is extremely corrosive.