Advanced Instruments, Inc., is headquartered in Norwood, Massachusetts. Founded in 1955, the company is the world's foremost authority for the application of Freezing Point Depression technology for measuring the osmolality of solutions. Since the company's inception laboratory professionals have looked to Advanced Instruments for exceptional customer support and leading edge tools for the diagnostic laboratory. Innovative solutions for common laboratory problems remain the mission of Advanced Instruments. Advanced Instruments proudly makes and markets laboratory products under the industry recognized brands of Fiske Associates, Spiral Biotech, and D & F Control Systems, and through its wholly owned subsidiaries Delta Instruments, and Mart Microbiology. Each of the Advanced Instruments companies is focused on designing and engineering the most state-of-the-art diagnostic systems for medical and industrial laboratories. All of our products are backed by a team of specialists with the experience to quickly implement and optimize our systems for your specific laboratory needs.