1. Select an application method.

Tray immersion: Submerge item in Basic Red 28 for 5 seconds.

Spray application: Evenly apply Basic Red 28 to item with a squirt bottle for 5 seconds.

2. Allow item to air dry.

3. Rinse with distilled water via squirt bottle and allow to air dry again.

4. Ridges will develop a orange color and can be captured using 1:1 photography.

5. View ridge detail using a laser or forensic light source in the 470-550nm range with orange goggles.

6. Capture ridge detail using 1:1 photography and an orange colored or 550 (BP 35) bandpass filter.