Latent Fingerprints

5. Rinse the surface to remove excess suspension. This
can be done by either pouring or spraying water from
above that then flows down the surface removing excess
powder. This can be done using a standard garden pump
sprayer or jug. Ensure that the surface is completely clean
of un-adhered suspension. Do not spray water with force
directly at a visible mark as it may damage the developed
ridge detail.
6. If available to do so allow the visible mark to dry
before a emp ng to li . The mark can be li ed using
standard fingerprint li ing tape, hinge li er, Crystal
tab or Gel li er however, if me is of the essence then
photograph the mark in situa on before using a standard
gel li er to li the wet mark. This should be done very
gently and do not allow the Gel to slip as the mark will
be damaged. Once li ed onto the gel place into a gel
box and allow the gel to dry in a vehicle or lab. DO NOT
cover the gel with acetate whilst the mark is s ll wet.
7. Once all the visible marks have been
li ed the area that
has been examined can be cleaned down
using soap
and water.
8. The developed ridge detail can be visualised
using the
correct light source and band pass filter.
Supranano Products
Product Codes
Black Powder 60 ml (2 oz)
White Powder 60 ml (2 oz)
Black Magne c Powder 30 ml (1 oz)
White Magne c Powder 30 ml (1 oz)
Fluorescent Red Powder 60 ml (2 oz)
Fluorescent Yellow Powder 60 ml (2 oz)
Fluorescent Green Powder 60 ml (2 oz)
Fluorescent Magne c Red Powder 30 ml (1 oz)
Fluorescent Magne c Yellow Powder 30 ml (1 oz)
Fluorescent Magne c Green Powder 30 ml (1 oz)
Suspensions
Fluorescent Red Suspension 250 ml (8.5 oz)
Fluorescent Green Suspension 250 ml (8.5 oz)
Fluorescent Yellow Suspension 250 ml (8.5 oz)
Fluorescent Black Suspension 250 ml (8.5 oz)
AG-BLPD-60
AG-WHPD-60
AG-BLMPD-30
AG-WHMPD-30
AG-FRPD-60
AG-FYPD-60
AG-FGPD-60
AG-FMRPD-30
AG-FMYPD-30
AG-FMGPD-30
AG-FRSUS-250
AG-FGSUS-250
AG-FYSUS-250
AG-FB-SUS-250