• On-Line Extractive Stack Emission Analyzers
  • On-Line Extractive FTIR Based Stack Emission Analyser
  • On-Line FID Based Stack TOC / THC/ VOC Analyser
  • On-Line In-Situ Stack Emission Analyser
  • Economical On-Line Stack Emission Analyser
  • On-Line Stack Dust Monitor
  • Portable Emission / Combustion Analyser
  • Portable FTIR Gas Analyser
  • Portable VOC / THC Analyser (FID)
  • On-Line GC-IMS based Stack Emission Analyser
  • Landfill Gas Monitor
  • Fugitive Emission Gas Monitor (PID)
  • Continuous Ambient Air Monitoring Station
  • Portable SPM, PM1.0, PM2.5 & PM10 Sampler
  • DPS Particulate Sampling System
  • Compact Ambient Air Monitoring Station
  • Environmental Perimeter Air Station
  • Weather Monitoring Station
  • Sound Level Meter
  • Electrical Low Pressure Impactor
  • Cascade Low Pressure Impactor
  • IMS or GC-IMS based Air Quality System
  • Portable FTIR Gas Analyser
  • Ambient Aerosol Size Selective Sampling System
  • Portable Real Time Aerosol Monitor
  • Portable Radiation, Air & Dust Monitor
On-Line Extractive FTIR Based Stack Emission Analyser

The FTIR measuring system is designed for Continuous Emissions Monitoring measurements (CEM). Typical application is H2O, CO2 , CO, N2O, NO, NO2, SO2, HCl, HF, NH3, CH4, C2H6, C3H8, C2H4monitoring from Waste incinerator or Large Combustion Plants. Measured components and calibration ranges can be changed according to application.

Is an ideal tool to use for measuring trace concentrations of pollutants in wet, corrosive gas streams. All parts are heated up to 180º C and can be used for undiluted gases and the sample gases do not need drying before hand.

The System consists of FTIR Gas Analyzer, industrial computer, sampling system, ZrO2 oxygen analyzer and total hydrocarbon analyzer (FID). All parts of the system are 19" rack mounted and are installed on the pull-out shelves.


Low need for maintenance

No span calibrations required (automated span checks possible)

Hot-extractive-sampling; no sample loss or change of composition

Capability to water soluble compounds like HCl, HF, NH3, etc.

TOC (Total Organic Carbon) measured with FTIR – no need for a separated FID

Fully automated measurement system with comprehensive safety functions

Ready for future requirements - new compounds can be added without any hardware

Fully modular system built to customer specification

On-Line FID Based Stack TOC / THC/ VOC Analyser
Heated Flame Ionization Detector is the reference method technique for measuring total hydrocarbons(THC, VOC, TOC). The advantages of this method are that it can be used for hot, wet samples. maintaining an elevated temperature prevents the dropout of heavy hydrocarbons along the sample line. This detection method is continuous with a fast response time making it very effective for alarm status monitoring applications and other real time reporting.

The Model 3000HM is suitable for a wide range of applications from incinerators to high concentration solvent users. With good carbon correlation for aliphatics, alcohols, esters ketones, and aromatics it provides a reliable determination of total hydrocarbon levels.
On-Line In-Situ Stack Emission Analyser
In-Situ Stack Gas Analyser uses IR / UV for the measurement of gases NO, NO2, SO2, CO, CO2, NH3, HCL, HF, HC, CH4, BTX, etc..using dual 3 4 beam, dual wave-length rationing, double pass, across-the gas stream.

In-Situ & Probe In-Situ systems includes transreceiver and reflector, measures above gases based on Gas Filter Co-Relation / Optical Filtration without any interferences from H2O, CO2 and other critical gases.

Turret contains a one or more specific measurement cells, each with seperate reference and measurement bandpass filters. The digitally controlled turret sequentially steps between the two positions, periodically returning to the index position for measurement of target gases.
Economical On-Line Stack Emission Analyser

Modular design, uses latest technology to meet the individual client's expectations by adjusting it to performing particular measurements, such as concentration of various
gases, pressure, temperature and a number of boiler parameter measurements.

1 to 4 gas analyser from measures CO, CO2, CH4, N2O with NDIR and O2, CO, NO, NO2, SO2, H2S with Electrochemical sensors. Optionally measures Atmospheric Pressure,
Differential Pressure, Temperature, Lambda, qA, Eta.

Powerful Datalogger with 256 MB MMC and PC program for analyser settings and data communication and canpre sentthe measurement results on the liquid crystal displays.


Biogas plants
Power plants
Cement factories
Steel and iron factories
Tunnels (mines)
Safety such as CO2 (0...2000 ppm) or CH4 (0...5 %)

On-Line Stack Dust Monitor
LM 3188 is the most cost-effective dust monitor , equipped with a semiconductor laser. It is excellent for measuring at the medium to long distances( 3 - 10 m) and medium high concentrations ( > 25 mg/m3).
  • Direct continuous measurement of opacity or optical density
  • Small, lightweight and easy installation
  • No moving parts and simple optics for long life operation
  • Light source is a semiconductor laser


Measuring path up to 20 meters possible, due to a narrow and intense laser light beam.
Excellent beam collimation (0,04*) - No need to use lenses or mirrors in the transmitter making the system
  reliable and simple
Standard wavelength guarantees long-term accuracy and stability. Lasers are used to calibrate the traditional
  light sources
The analyser can be transferred to another location without factory calibration.
The alignment of the beam is easy


Power plants
Cement factories
Steel and iron factories
Tunnels (mines)

Portable Emission / Combustion Analyser
Monitoring different gases using different sensors, for usage in boiler, burner, engine and furnace tuning and maintenance; Draft, gauge and differential pressure measurements; Search for presence and location of gas leaks; Operator safety with ambient CO & O2continuous monitoring.
  • 2 to 8 Gas Monitors available as per user choice
  • Measurement capability for O2, CO, CO2, NO, NO2, SO2, H2S, H2, CH4with stack velocity
  • Measurement of gas and ambient temperatures
  • Pressure, draft and differential pressure measurements with 1 Pa resolution
  • Ambient pressure measurement with resolution of 0.1 hPa – option
  • Gas temperature and air temperature are used in connection with the gas analysis
       to calculate the boiler / combustion efficiency, excess air, and CO2 concentration.
Portable FTIR Gas Analyser

A portable FTIR gas analyzer which is typically used in stack emissions monitoring, comparison measurements, catalytic process control and other applications where multiple gas compounds need to be accurately monitored in hot & humid sample gas. Typically measures 250 compounds and user can set up to 50 compounds including H2O, CO2, CO, NO, NO2, N2O, SO2, NH3, CH4, HCl, HF, VOC´s etc.,by using Calcmet software . Measurement ranges can be selected from sub-ppm until vol-% level.

Instrument can be supplied with the portable sampling system, utilizes hot-and-wet measurement principle (no drying or dilution), which ensures that the analysis is done with a representative sample. The portable sampling unit can be optionally equipped with a ZrO2 sensor for accurate oxygen measurement.


Source Emissions Monitoring (Power Plants, Waste Incinerators, Cement Kilns etc.)

Stack Testing / Comparison Measurements

Process Monitoring

Industrial Hygiene / Indoor Air Quality Monitoring

Engine Exhaust Gas Monitoring

Semiconductor Manufacturing Emissions Monitoring

Emergency / First Response Measurements (HAZMAT teams)

Greenhouse Gas Monitoring

Fire Testing Emissions Monitoring FTIR gas analyzers can perform simultaneous
  measurement of both organic and inorganic compounds, as well as analyze hot, wet and
  corrosive gas streams. Concentrations of up to 50 different compounds can be measured
  within seconds

Portable VOC / THC Analyser (FID)
Portable VOC Analyser based on Heated Flame Ionization Detector used for measuring Total Hydrocarbons (THC, VOC,TOC) for a wide range of applications from incinerators to high concentration solvent users.

Good carbon correlation for aliphatics, alcohols, esters, ketones, and aromatics. It provides a reliable determination of THC with a cost effective solution for short term monitoring.
On-Line GC-IMS based Stack Emission Analyser
  • Continuous Emission Monitoring (CEM) based on IMS and GC-IMS technology . IonMobility Spectrometry (IMS) is a simplified atmospheric pressure time-of-flight technique that is highly selective with low ppb to ppm sensitivity and can operate in the most severe conditions.

    Can be used with all standard dilution or non-dilution sampling systems. With the high sensitivity of IMS there is no risk of sample loss when using high dilution ratio probes.

    Analyzers are designed to perform with the highest degree of reliability and accuracy and measures most critical gases like Acetonitrile, Arsine, Bromine, Chlorine, BTX, Chlorine Dioxide, CMME, Ethylene Oxide, HCFC's, HFC's, HFPO, Hydrogen Chloride, Hydrogen Bromide, Hydrogen Iodide, Hydrogen Fluoride, Hydrogen Peroxide, Isocyanates, Methyl Bromide, Methyl Iodide, NMP, PFIB, Phosgene, Phosphine, Sulfur Dioxide, Sulfur Trioxide, Vinyl Chloride.
Landfill Gas Monitor

The first ground gas monitor to give continuous landfill gas monitoring of CH4, O2, CO2, CO, H2Sand VOCs. A revolution in gas management and risk prediction, informed decisions can now be made on accurate, reliable data.

Also measures atmospheric pressure, temperature plus water depth with a telemetry module for remote, real time data communication. The gas monitor's sampling frequency can be set and is variable from two minutes, to once daily.

Manufactured from stainless steel, the GasClam ground gas monitor is Intrinsically Safe, environmentally sealed and ingress protection rated IP-68. Battery operated; GasClam can be powered for up to 1 month based on hourly sampling.


On Landfill Sites

Perimeter monitoring using existing boreholes
Accurate real-time measurement of Green House gases.
Discharge of licence when used as a post-closure monitor
Spontaneous combustion detection
Long term monitoring

On Refineries:
An integral part of long term monitoring procedures
An independent check on other monitoring techniques
Incident use after spillage
Demonstration of due diligence
C02 sequestration monitoring

On Brownfield sites and Disused Coal Mines
Site investigation
Validation of any remediation untaken or needed
After site development validation and monitoring
General due diligence

Below Ground Carbon Capture and Storage:
Validation of storage sites: peat bogs, etc
Long term site surveys for suitability
Validation of compliance

For Petroleum/ Solvent Storage and Filling Stations:
Leak site investigation
Perimeter monitoring
Early validation of effective bunding or need to repair
Long term spillage monitoring
Compliance to the Regulations

Fugitive Emission Gas Monitor (PID)
Smallest handheld VOC Monitor using PID technology with datalogger for monitoring following applications.
  • Leaking underground storage tanks
  • Fugitive Emissions (EPA Method 21) in the Industries,waste water treatment plants, etc.
  • Landfill monitoring
  • With a range from 1ppb to 20,000 ppm


Environmental monitoring
Indoor air quality measuring industrial volatiles
Health & safety, STEL & TWA monitoring in confined space
General leakage in fuel and chemical storage
Filter monitoring in clean rooms and air conditioning
Leak detection
Gas line leakage in laboratories
Environmental clean up after spillage
Illegal dumping of chemicals
Medical gases within hospitals
Fence line monitoring for plume detection
Soil contamination detection
Continuous Ambient Air Monitoring Station
Stationary type On-Line Ambient Air Monitoring Station for the measurement of CO, SO2, NOx,O3, PM10 & PM2.5 in the ambient environment. USEPA / CPCB approved and meet the specifications of National Ambient Air Quality Latest Standards.

SPM Analyser: Operates on the principle of BataRay Attenuation and measures particle mass without the effects of shape, size or color of the suspended particulate matter. The equipment includes a PM10 inlet and PM2.5 WINS Impactor.

NOx Analyser : Operates on the principle of chemiluminescence method, Range : 0-0.1, 0-0.2, 0-0.5, 0-1.0, 0-2.0 ppm.

SO2 Analyser : Operates on the principle of UV fluorescence method, Range : 0-0.05, 0-0.1, 0-0.2, 0-0.5, 0-1.0 ppm.

CO Analyser : Operates on the principle of gas filter correlation method, Range : 0-5, 0-10, 0-20, 0-50, 0-100 ppm.

O3 Analyser : Operates on the principle of UV photometry method, Range : 0-0.1, 0-0.2, 0-0.5, 0-1.0 ppm.

HC Analyser :
Operates on the principle of Gas Chromatographic method Flame Ionization Detector (FID)measures Methane and Non-Methane Hydrocarbons.Range 0-5, 0-10, 0-20, 0-50ppmC.

Analyzers are available for measurement of other gases like H2S, VOC, BTX, HF, HCL, etc… All the above analyzers are integrated in a 19" rack cabinet and connect to powerful data acquisition system which stores more than 5 years data and software with graphical presentations. The data from the station can be uploaded to Central Server of State / Central Pollution Control Board.
Portable SPM, PM1.0, PM2.5 & PM10 Sampler

Portable SPM, PM1.0, PM2.5 & PM10 Sampler Portable Ambient Particulate Sampler, USEPA approved measures PM1.0, PM2.5, PM10 and SPM
Operates on Battery (12VDC) and Solar
Power Flow Rate Controlled @ 16.7 LPM
High Efficiency Dual-Diaphragm Pump
47mm Filter (Glass,Quartz,Teflon)
Designed for Outdoor or Indoor Use


Range 0 - 65 mg per cubic meter
Accuracy 2.5 μg or 10% in 24 hour period
Measurement Cycle Hourly measurements with 1, 5, 10, 15, or 30 min real-time averages
Beta Source C14, less than 75 microcurie, Half life of 5730 years
Detector: Scintillation probe
Analog Output 0-1V, 0-2.5v, 0-5V, selectable hourly or real-time output
Filter Tape Continuous glass fiber filter
Inlet Compatible with EPA PM10 and PM2.5 inlets
Flow Rate: 16.7 liters per minute, adjustable
Flow accuracy +/- 2% of reading, volumetric flow controlled
Sample Pump Dual diaphragm type, DC powered, 4000 hr rating
Alarm Signals Filter, flow, power and operation failure
Input Power 12 Volts DC @ 48 Watts max

DPS Particulate Sampling System
Compact & Portable model used for efficient sampling of ambient particulate matter (PM).
  • The DPS System features the fully programmable Sample pump with high-power Li-Ion Battery for
       over 24 hours of run time, the efficient IMPACT Sampling Head, ready-touse impaction substrates and
  • With 10 L/min flow rate the DPS collects particulates of size PM or PM 10 2.5 with 47mm quartz or
       PTFE Filter.
Compact Ambient Air Monitoring Station
Fills the gap between full reference monitoring stations and simple diffusion samplers.

Typical applications include traffic or roadside monitoring, urban air quality measurement and fenceline monitoring of air pollution Sources. We utilize different monitoring technologies to provide high performance within a flexible cost effective package.

Highly compact with builtin Air Conditioning System, Wall / Pole Mounted and deliver precise measurement data for a wide range of ambient pollutants including O3 , NO, NO2 , NOx , SO2 , CO, CO2 , NH3 , VOC, BTX, SPM, PM10 , PM2.5, PM1.0 , Meteorological parameters such as Temperature, Humidity, Wind Speed, Direction, Rainfall and Noise Data is stored internally and is also available via GSM modem.
Environmental Perimeter Air Station
Measures 14 simultaneous airmeasurements including U.S. EPA criteria air pollutants
  • Interchangeable Size Selective Impactors for PM1.0, PM2.5, PM4.0, PM10 or TSP particulates
       using Light Scattering Technique.
  • Any 4 EPA Gases from Nitrogen Dioxide, Sulfur Dioxide, Ozone, Carbon Dioxide, Hydro Carbons,
      Oxygen, Methane using Electrochemical Sensors
  • VOCs using PID Sensor
  • Rain Guage, Wind Speed and Direction, Temperature, Relative humidity, Solar Irradiance,
      Sound, Atomic Radiation, ELF Radiation, Barometric Pressure, etc..



Real-time readings, datalogging capabilities

Optional wireless data transmission up to 5 miles (line of sight)

Optional Ethernet Internet connection for 24/7 data reporting

Easily portable and deployable

Battery operated

Network up to 8 EPAS to one central PC or Mac

Easy-to-use graph and reporting software compatible with PC and Mac


Ambient air quality monitoring
Hazardous incident response
Complement to regulatory compliance
Waste site remediation
Military/homeland security
Perimeter monitoring
Weather Monitoring Station
Complete, Self-contained, Digital Meteorological Monitoring System that provides instant access to weather information like Wind Sensor for Speed & Direction Temperature & Relative Humidity, Solar Radiation / Sunshine Duration Barometric Pressure Precipitation for Rainfall Evaporation.

Data logger with 200day storage capacity & provision for password protection & Software with wind rose charts

Sound Level Meter with data logging
SoundPro SE/DL Series includes advanced hand held SLM and Real-Time Frequency Analyzers.
  • Include two virtual Sound Level Meters to simultaneously measure multiple regulatory r