25.04.12                
                
                OOO “NPF “DIEM” has received positive opinions № 03/12, № 04/12 issued by FSBI Main State Hydrometeorological Observatory named after A.I. Voyeikov                 
                on possibility of application of stationary measuring stations “ПКЗ-Р” and portable environmental laboratories, produced by OOO “NPF “DIEM” in federal air pollution monitoring network (Agency on Hydrometeorology and Environmental Monitoring)
 
                 
           









