The box is used to find and collect fingerprint traces of crime, determine the direction and scope of reconnaissance, and provide clues and evidence for solving cases.
1, the common powder method to extract the smooth plane on the handprint.
2, fluorescent powder method to extract the smooth plane on the handprint.
3, blue light flashlight to stimulate handprint fluorescence.
4, with storage brush to show handprints.
5, 502 paste method to extract handprints.
6, iodine smoking method to appear handprints.
7, showing blood handprints.
8, show the paper on the sweat handprint.
9, extract the spot related personnel handprints.
10, the scene than the opponent printing.
11, powder bottle into a special plastic box
