Preval Sprayer ruler and chemical tampering cause bleeding

and chemical tampering cause bleeding and staining

2“ x 3“(5

carpeting or any metal surface

This allows photographic techniques to be used in the recording of  shooting scene reconstructions

Preval Sprayer ruler and chemical tampering cause bleedingThis sprayer is great for a fine mist application of a variety of liquids. Each 6 oz. glass jar comes with a lid for ease of storage when liquid remains. When the power unit is depleted, simply add a new unit and continue spraying. Power units and glass jars can be purchased separately or as a kit. This product works very well for applying amino acid, dyes and blood reagents to various substrates.