dnota is a distributor of the main brands of environmental parameter measurement equipment.

Manufacturer of equipment for air quality networks, greenhouse gases, emission measurement systems, industrial safety and dilution gas calibration systems.

Specialized manufacturer dedicated to the development, production and sale of gas chromatographs in the areas of environment, industrial safety and water, for the measurement of hydrocarbons.

Manufacturer specialized in high and low volume sample collection systems for particulates and aerosols in the fields of environment, power plants and nuclear waste management and precipitation collectors in the form of rain or snow.

Manufacturer of IoT-type wireless air quality monitoring nodes. It monitors in real time gases (NO,NO2,SO2,CO,O3,H2S,VOC,NH3), particles (PM10-PM2,5-PM1), noise and other environmental parameters such as temperature, relative humidity and atmospheric pressure, and integrally managed through a web platform, generating graphs, reports, historical data, etc.

Manufacturer of gas analyzers, for extractive atmospheric emission measurement systems and flue gas analyzers, in-situ laser gas analyzers for special applications and in-situ and extractive oxygen analyzers.

Manufacturer of NO-NO2-NOx-NH3-O3-CO2 analyzers for industrial, environmental, research, automotive, aviation, semiconductor and medical applications.

Manufacturer of Meteorological Sensors and Systems for all types of surface applications.

Manufacturer of INNOVA gas analyzers for process control, using the principle of measurement by spectroscopy in the IR with optical filters and photoacoustic detector for research, monitoring of air conditioning systems, measurement of physical parameters of indoor air quality and leak detectors for SF6, analyzers for greenhouse gases, monitoring of ethylene oxide, NH3, N2O, CH4, CO2 … equipment for the measurement of dissolved gases in areas of installation of electrical transformers. (New models INNOVA 1314i, 1412i, 1409…).

Manufacturer of meteorological systems such as high-precision radiometers, sky cameras, high-precision thermohygrometers, total precipitation measurement systems, radiosondes, etc.

Manufacturer of high precision permeation calibration systems and permeation tubes for a multitude of organic and inorganic compounds and for very low concentrations.

Manufacturer of isokinetic sampling systems for gases and particles in fixed sources.

Manufacturer of Zero Air Generators, Nitrogen Generators, Hydrogen Generators and H2+ Zero Air Generators.