Illustrated Guide to Home Forensic Science Experiments

Chapter 41. Lab XI-2 Diatom Analysis

Equipment and Materials

You’ll need the following items to complete this lab session. (The standard kit for this book, available from http://www.thehomescientist.com, includes the items listed in the first group.)

Materials from Kit

• Goggles

• Beaker, 250 mL

• Cassia oil

• Centrifuge tubes, 15 mL

• Coverslips

• Forceps

• Glycerol

• Hydrochloric acid

• Hydrogen peroxide, 30%

• Pipettes

• Slides, flat

• Spatula

Materials you Provide

• Gloves

• Ammonia, household non-sudsy

• Camera with microscope adapter (optional)

• Collection containers (small plastic bags, etc.)

• Immersion oil (with 1000X microscope only)

• Microscope (ideally 1000X)

• Paper

• Pen

• Refrigerator

• Test tube rack

• Thermos bottle (optional)

• Water, boiling tap

• Water, distilled or deionized

• Specimens, sediment (see ...