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bone and glass fragments
Cards are 2
NOT compatible with RCR123A / 16340
then place control prints on the black side of the control card
Available as a pre-measured concentrate to be mixed with one litre of solvent
Sirchie DFO Development Control Chamber PF30008-1L bone and glass fragmentsThese are controlled heat chambers designed specifically to accelerate the development of DFO treated latent prints. DFO is a fluorescence agent which attaches to fingerprint residues on paper and other porous surfaces and causes them to emit light when suitably viewed. It has been found to develop up to two and a half times the number of prints developed by ninhydrin. Although DFO treated prints will slowly develop unaided, research has shown that
