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Direct linkButterfield, Anthony E.; Young, Colin C. – Chemical Engineering Education, 2012
We present a simple, effective, and inexpensive spectrophotometer design that may be used in a stand-alone teaching module, and to enhance various unit operations experiments. The spectrophotometers described performed as well as a commercial option at estimating cell concentration in a bioreactor and tracking a first-order reaction. Such devices…
Descriptors: Outreach Programs, Demonstrations (Educational), Science Activities, Chemical Engineering
