GBL Gül Biology Laboratory – Trusted Science Since 1990 Founded in 1990 by Dr. Sait Hulusi Özbudun, GBL is one of Turkey's most established names in the medical and laboratory sector. We have been producing "laboratory diagnostic products" since 1995 and "medical device disinfectants" and "biocidal products" since 1998. Our product portfolio covers four categories: - Laboratory Diagnostic Products - Medical Device Disinfectants - Biocidal Products All our processes are certified under **ISO 9001:2015 and ISO 13485:2016. Our products are CE certified and licensed by the Turkish Ministry of Health. As a second-generation family business, GBL stands for ethical values, legal compliance, and long-term partnerships built on trust and science. Visit our stand to see how GBL's certified solutions can support your work.