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Fingerprint developed with cyanoacrylate and stained with Ardrox Fluorescent Dye.


Physiological Specimen/DNA Collection The most frequent forms of DNA found at the crime scene are: blood, semen, hair, saliva, skin cells, mucous, perspira- tion, urine, fi ngernails, etc. Sirchie offers a full line of products to facilitate the proper collection and preservation of physi- ological specimens. These include sexual assault kits, blood and urine collection kits, DNA specimen collection kits, blood collection tubes and accessories, application swabs and acces- sories, DNA-free specimen collection, and presumptive bodily fl uid identifi cation kits.


Working hand in hand with these for conducting a thorough and comprehensive bloodstain evidence investigation are fur- ther tools for physiological evidence collection such as pre- sumptive blood search, presumptive blood ID, blood evidence enhancement, and blood evidence documentation. Alternate Light Sources are typically used in crime scene in- vestigation to identify many forms of evidence. Physiological fl uids (semen, urine, and saliva) can be identifi ed through their natural fl uorescent properties utilizing UV light. Sirchie offers alternate light sources in the form of: the MMX300 multiple wavelength alternate light source kit, TMX100 Tactical MAXX kit, and BMK250A BLUEMAXX Forensic Light Kits.


Firearms and Explosives


Firearms and explosives investigation is just as important in many cases as is DNA evidence. Sirchie provides reliable tests for gun shot and explosives residue, serial number restoration, and trace metal detection. These include the BV100 BlueView Gunpowder Particle Test Kit and RAG500 RESTOR-A-GEL Number Restoration kit.


Sirchie offers NARK® presumptive drug test kits for com- monly abused drugs such as marijuana, cocaine, heroin, and meth as well as new test reagents to combat the grow- ing problem of synthetic cathinones, synthetic cannabinoids (k2/Spice), mushrooms, and Mollies that are now negatively impacting communities.


Sirchie also provides personal protection products, includ- ing jumpsuits, coveralls, facial protection, and respirator masks and gloves to make sure offi cers on the scene are safe from


Reduce the risk of cross contamination with drying applicators with Sirchie’s Swab Drying Racks.


hazardous materials and other dangers. Sirchie also offers a broad array of hazardous item identifi cation and disposal tools and products for safe cleanup of surfaces and personal cleanup after the evidence has been collected.


Sirchie offers a full line of theft detection products includ- ing visible and fl uorescent invisible powders, pastes, dyes, crayons, and ink markers to establish a link to a suspect, object or location as well as products to examine and detect fraud when examining questioned documents. Properly pre- served impression evidence can provide a positive match to the shoes worn by the perpetrator, the tires on the vehicle driven by the perpetrator, and the tools used to break into the premises.


Various methods of collecting this impression evidence have evolved over time and Sirchie provides the newest technology available for liquid silicone casting, plaster casting, tire and footprint casting support products, toolmark casting, hard- core blue (dental stone) casting, Shake-N-Cast casting, and electrostatic dust print lifting and comparison. Sirchie has also developed a line, called Premier Crown riot gear, to provide high-quality tactical and safety equipment to protect law enforcement and correctional offi cers to keep them safe. These include riot duty helmets and accessories, general duty helmets and accessories, body shield accessories and sup- port products such as inspection mirrors. In fact, Sirchie’s total solution extends into every area of crime scene processing.


Kathy Marks has been a child abuse investigator for more than 30 years. She teaches classes regarding domestic terrorism and is a previous contributor to LAW and ORDER. She can be reached at kathymarks53@aol.com.


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