Perten Instruments
The RVA (Rapid Visco Analyzer) 4500 (photo) is a cooking and stirring viscometer with ramped temperature and variable shear that can be used to determine the quality and processing characteristics of starch in grains, tubers, flours and extruded and cooked foods and feeds. There are also applications for protein foods, ingredients such as modified starches and hydrocolloids, and malting and brewing. — Perten Instruments, Stockholm, Sweden