>Wet POWDER 

NEW WAYS OF DEVELOPING LATENT PRINTS
  • Direct using without mixing
  • Nohealth hazards
  • Long shelf life
  • Available in black or White
  • DNA Analyze after developing

> Blood print on plastic bag

A shoeprint in blood was found on a black plastic bag.

Apply the White Wet Powder and Brushed over plastic bag

Directly after brushing the White Wet Powder the surface was, rinsed under running water.

 

The result of the Wet Powder. Shoes print appears clearly on the plastic bag

> Blood print on aluminium foil

A shoe print in blood was found on wrinkled aluminium foil. Apply the White Wet Powder and Brushed on wrinkled aluminium foil.

Directly after brushing the White Wet Powder the surface was, rinsed under running water.

The result of the Wet Powder. Shoes print appears clearly on the wrinkled aluminium foil.

The developed print was photographed on the Photo Table using one white light source with a polarising filter. The camera lens also had a polarising filter.

> Lifting fingerprint from inside of nitrile glove

These gloves can lift and preserve fingerprint impressions with great detail, and our experiments have shown that Wet Powder is effective in visualising such impressions.

If glove turned inside out you can lift and preserve fingerprint

Using an air pressure pistol to inflate the glove  slightly. Apply the Wet Black Powder and Brush on the gloves

Directly after brushing the Black Wet Powder, the surface was, rinsed under running water.

The result of the Wet Powder.
The fingerprint on gloves impressions with great detail, and our experiments have shown that Wet Powder is effective in visualising such impressions.

> Lifting Fingerprint on adhesive plastic envelope on parcel

How to release tape and adhesive from paper without destroying fingerprint. 

The Adhesive Envelope for shipping documents was released from the box by using Heptane.

Apply the Wet Black Powder and Brush on the Adhesive Envelope for shipping documents

Directly after brushing the Black Wet Powder, the surface was, rinsed under running water.

The result of the Wet Powder.
The fingerprint on Envelope impressions with great detail

> Developing fingerprints with CNA + Basic Yellow VS Wet Powder White

Revealed by cyanoacrylate polymerization on the surface

Contrasted with Basic Yellow 40

Result after application with Wet Powder White

Standard method for developing fingerprints on non-porous surfaces is CNA+Basic and Yellow. Here that turned out to be a bad outcome with these two options.
With Wet Powder White can result be good even after this two standard method. With Wet Powder show pictures here a good result.

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