# Quality Biological > Quality Biological, Inc. is a woman-owned biotechnology company based in Gaithersburg, Maryland, serving the life sciences industry since 1983. Specializing in high-quality cell culture media, molecular biology reagents, buffers, and custom solutions, QBI supports research, preclinical, and commercial applications. Operating under an ISO 9001:2015 certified quality management system, the company ensures consistency and reliability. QBI offers custom media formulation and contract manufacturing. Recognized for excellence and community impact, QBI is dedicated to personalized service, ethical standards, and innovation in the biotech and biomedical research industries. Location: Gaithersburg, MD, US, Global ## Categories - Transport & Logistics ## Products - Buy Ampicillin Ready-Made Solution – Quality Biological - Buy ENZ™-Free Non-Enzymatic Cell Dissociation Solution – Quality Biological - Buy ENZ™-Free Non-Enzymatic Cell Dissociation Solution – Quality Biological - Buy Kanamycin Ready-Made Solution (50 mg/mL) – Quality Biological - Buy Neutral Red Solution, 3.33 g/L – Quality Biological ## Documents - [Business profile](https://directory.websdocs.com/business/quality-biological) - [Directory JSON](https://directory.websdocs.com/business/quality-biological.json) - [Schema.org JSON-LD](https://directory.websdocs.com/business/quality-biological/schema.jsonld) - [Directory sitemap](https://directory.websdocs.com/sitemap.xml) - [Directory discovery manifest](https://directory.websdocs.com/.well-known/asg-directory.json) - [Directory OpenAPI](https://directory.websdocs.com/api/openapi.json) - [Official website](http://www.qualitybiological.com/)