Description pH-Adjusted Bleach Chlorine dioxide Total
   Pre-Dissem Post-Dissem  Post-Decon Total Samples Pre-Dissem Post-Dissem  Post-Decon Total  Samples  Combined
Undetected by instrument 12 6 18 36 18 10 13 41 77
Detected by instrument 8 14 2 24 2 10 7 19 43
Total 20 20 20 60 20 20 20 60 120
Note: Dissem: dissemination and Decon: decontamination
Table 2: Summary of the number of samples with descriptions.