BLUESTAR FORENSIC is the human blood test the most effective for crime scene or laboratory use. BLUESTAR use a unique luminol-based formula. It is now used by forensic investigators in more than 95 coutries and recognized as the most effective human blood test on the world market. We have also a semen test : BLUESTAR® Identi-PSA®. It is a rapid test for the detection of PSA from traditional biological samples (serum, plasma or blood) but also from semen samples taken with a swab from the clothing or body of the alleged victim of a sexual assault.