Csi sperm lamp

JavaScript seems to be disabled in your browser. You must have JavaScript enabled in your browser to utilize the functionality of this website. This kit has everything you need to locate and identify semen stains left on undergarments, bed sheets, clothing or other surfaces. This testing process has been noted to detect the presence of semen on stained materials up to 30 years old. The PSA process is similar to very expensive accredited labs at a fraction of the cost while conducted in the privacy of your home or office. How does it work? What if the material is white and I can't see a stain?

Sign In. Phosphorescence: Does dry semen really glow under black light like they show on CSI? If so, how does it work? Update Cancel. Answer Wiki. So does dried saliva, urine, blood, and a lot of other biological fluids.

The CSI-style tool will let you identify body fluids around your home and office. Black lights or UV lights are used by crime scene investigators to identify body fluids - including semen, sweat, saliva and urine. Semen happens to glow the brightest because of its particular mix of chemicals. This is because bodily fluids fluoresce - that means they absorb ultraviolet light and re-emit it as visible light.

Sign In. Phosphorescence: Does dry semen really glow under black light like they show on CSI? If so, how does it work?