ECOTEST DKG-21 M Operating Manual page 41

3.5.5 The dosimeter accepted by the Quality Control
Department (QCD) and prepared for packing, it is
sealed with a special film seal, covering the screw
heads, which fasten together the upper and the lower
panels, or a paste seal in the hollow above the head of
the fastening screw.
3.5.6 The container has the following inscriptions in
accordance with GOST 14192-96:
- Name - "DKG-21 M Personal Gamma Radiation
Dosimeter";
- Month and year of manufacture;
40