date:Mar 01, 2013
II errors, the tetrad system requires fewer sensory panelists, fewer samples to make and less testing time when compared to the triangle system, Mr. Cowden said. The tetrad system also is less complex for the laboratory to execute even though the tetrad system has four samples and the triangle system has three samples.
Benoit Rousseau, Ph.D., senior vice-president of The Institute of Perception, Richmond, Va., also spoke at the Feb. 27 session on sensory tests in reformulation. He said companie