Posted in | Gas Sensors

Portable Electronic Nose – zNose® 4300

The Model 4300 Portable battery-operated zNose® has ultra-fast gas chromatography capabilities and is rechargeable.

All types of vapors can be detected and tested using this device. This portable electronic nose analyzer can identify traces of biological, chemical and organic compounds in a swift and accurate manner. Automatic identification of compounds happens with the help of an Electronic Sensor Technology’s proprietary software, Microsense and an external computer. As a robust odor detector, the 4300 Portable zNose® offers accurate, efficient and portable analysis.

The Model 4300 is capable of testing vapors in a minute with parts-per-billion sensitivity. It is provided with an internal refillable helium cylinder and can be adapted to use disposable helium cylinders. The lithium ion battery used in this model is rechargeable and generally lasts for 5 to 6 hours. The zNose® 4300 has been approved by the U.S government.

  • EPA certified
  • Rechargeable lithium ion battery
  • Automatic with user calibration
  • Designed with refillable helium cylinder
  • Analyze vapors with exceptional speed
  • Detects hydrocarbons in the range of C4-C25

Key Applications

Homeland Security

Homeland Security threats are prevented by detecting chemical odors and vapors produced by explosives, and biological and chemical weapons.

  • Building security
  • Airport security
  • Port and cargo security


The level of unsafe emissions in the atmosphere is controlled with real-time analysis of odors in water, soil and air.

  • Odor management
  • Soil, water and air


The chemical composition of blood, urine and body fluids is analyzed with speed and precision.

  • Hygiene
  • Diagnostics

Life Science

Quick analysis of odor and aromatic signatures of living organisms is performed with complete chemical profile.

  • Plants
  • Animals
  • Molds and bacteria


The odor of chemical fuels, fragrances, compounds etc. is identified to detect contamination with parts-per-trillion sensitivity.

  • Fragrance
  • Plastics
  • Fuels

Food and Beverages

Qualitative and quantitative analysis of food aroma and beverage quality check is performed.

  • Food aroma
  • Beverages

How Does zNose® Work?

Top quality ultra-fast gas chromatography and surface acoustic wave technologies are integrated into the zNose®. The application of zNose® involves a simple three-step process that quantifies all odor types within a minute with precision, speed and accuracy.

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