Reference disc made of long-term stable ceramic material built in a closed cup for testing the reproducibility of the NIR measuring system. ZEUTEC recommends carrying out a reference measurement once a week and entering the results in a log sheet to check that the instrument is operating properly.

Reference disc made of long-term stable ceramic material built in hand holder cup for testing the reproducibility of the TopWindow NIR measuring system. ZEUTEC recommends carrying out a reference measurement once a week and entering the results in a log sheet to check that the instrument is operating properly.