ASL Analytical, Inc. is a research company developing chemical sensing technology for real-time monitoring and control of critical chemical species within a targeted process. The firm's focus is on on-line chemical monitors for bioreactors, with products that target game-changing advances in the production of biopharmaceuticals. The firm's primary product is a Bioprocess Monitor, which works by continuously circulating a small sample from the bioreactor to the Monitor and back to the bioreactor in a completely sealed and sterilized loop.