12 STAR Q AS Instruments Brochure 12/2016 QIAGEN Quality, Forensic Grade, and Investigator Brand High-quality Investigator solutions Independent of the workflow you choose, you can trust in your results with QIAGEN Forensic Grade products. QIAGEN’s entire Investigator product portfolio and corresponding manufacturing sites are compliant with the ISO18385 forensic standard to minimize the risk of human DNA contamination in products used to collect, store and analyze biological material for human identification purposes. Figure 16. QIAGEN Quality, ISO 18535 Forensic DNA Grade. Figure 17. ISO 18385 Forensic DNA Grade. ISO 18385 Forensic DNA Grade For more Forensic Grade quality, see www.qiagen.com/forensicgrade.