Biosafety Cabinetry Certification (BSC)

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Biosafety Cabinetry Certification NSF/ANSI49. Q-Trade provides test and certification services for your class II Bio-safety cabinetry to minimized hazard of working with biosafety agents, level 1-4.

BSC Test Parameter:

  • Down Flow Velocity
  • Inflow (Face) Velocity Test and Air Barrier Containment
  • Filter Leak test (D.O.P Test)
  • Cabinet Integrity Test (Soap Bubble) 
  • Alarm System Check

Compressed Dry Air Quality Testing (ISO 8573)

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Electronics and Pharmaceutical using COMPRESSED AIR in their cleanroom and controlled environments require that the quality of compressed gas or air entering the environment and operating in accordance to USP 797 and ISO 14644 must be of equal or better purity then the environment it is entering. 

Q-Trade CDA test engineers provide comprehensived reports on all compressed air test points tested. Tests are performed in accordance customer requirements including but not limited to USP 797, ISO 14644 and  ISO 8573-7 Compressed Air Testing.

CDA Test Parameters:

  • Dewpoint temperature test
  • Oil Content 
  • Water Content
  • Viable Particle Count (Microbial)
  • Non-viable Particle Count
  • Gas Pressure

HVAC Testing, Adjusting and Balancing (TAB)

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Testing , adjusting and balancing your HVAC system is the only reliable way to ensure that systems are performing based on intended design. Q-Trade  is a certified  testing, adjusting and balancing company providing a wide range of HVAC testing, adjusting, and balancing services to achieve total system assessment, adjustment and balanced.

Basic TAB Measurements

  • Air Pressure
  • Air Velocity
  • Temperature 
  • Flow Measuring Hood
  • Rotational Speed Measurement
  • Hydronic Pressure
  • Electrical Measurement

Air System TAB Procedures:

  • Air system Balancing
  • Constant Volume Supply
  • Multizone
  • Induction Unit System
  • Variable Air Volume System
  • Dual Duct System
  • Variable Volume Terminal Unit Procedures
  • Underfloor Plenum Supply Air Systems
  • Return Air System
  • Exhaust Air Systems
  • Laboratory Fume Hoods
  • Industrial Exhaust Hoods and Equipment
  • Building Static Control Method Methods
  • Stairwell Pressurization Testing
  • Elevator Pressurization Testing. 

Hydronic System TAB procedures:

  • Hydronic System Procedures
  • Hydronic System Measurement Methods
  • Basic Hydronic System Procedures
  • Hydronic System Balancing Procedure
  • Balancing Specific System (Cooling Tower, Chilled Water System, Heat Exchangers and Boiler Systems and heat transfer components)

Cleanroom Performance Testing (CPT)

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Q-Trade performs  Cleanroom Performance Testing in accordance with customer’s required specifications and procedures. We can performed test referenced to  latest version of the ISO Standard 14644, WHO, PIC/GMP and NEBB.

Cleanroom Test Parameters

Primary Test:

  • Filter Airflow Velocity and Uniformity Tests.
  • Airflow Volume and Uniformity Test.
  • Filter Installation Leak Tests- Aerosol Photometer Test Method
  • Filter Installation Leak Test- Discrete Particle Counter Method
  • Airborne Particle Count Cleanliness Test-ISO Standard 14644
  • Airborne Particle Counting Test- Sequential Sampling
  • Room Pressurization Test

Secondary Test:

  • Airflow Parallelism Tests
  • Recovery Tests- Standard Method
  • Lighting Level and Uniformity Tests
  • Sound Level Tests
  • Temperature and Humidity Uniformity Test.
  • Comprehensive Temperature and Humidity Uniformity Tests.
  • Electrostatic Tests
  • Conductivity Tests
  • Air Change Rate (ACH) test.
  • Bench Scan Filter Leak Tests

Temperature, Humidity, CO2, Dewpoint and Atmospheric Pressure

Leading manufacturer of temperature, humidity, atmospheric pressure, carbon dioxide CO2 transmitters, data loggers, monitoring systems, data acquisiton systems, thermometers, hygrometers, barometers.

Temperature and Relative Humidity

Model: T3110

Temperature and humidity outdoor, indoor probe with 4-20mA output

Model T3510

Ambient temperature, relative humidity t-line Web sensor. Remote alarm.

Model U3430

Datalogger is designed to record temperature, humidity and CO2. In case of exceeded set limits alarms are indicated by LED, LCD and acoustically by built-in beeper.

Model U4130

Datalogger is designed to record temperature, humidity and atmospheric pressure.
The recording is performed in a non-volatile electronic memory. The data can be transferred to a PC via USB-C.

Ethernet Multilogger-Thermo hygrometer with 4Mini DIN inputs Model M1140

Universal datalogger with MiniDIN inputs for connecting up to four temperature and/or humidity probes.
Multilogger can be installed permanently to Ethernet network or work as portable device.
Included is traceable calibration certificate in accordance with EN ISO/IEC17025.


Multilogger- low cost thermometer with 4 thermocouples input Model 1200E

M1200E is a battery operated datalogger that allows to monitor the actual measured values on the device display or to work with historical data in Comet Vision, where you can create table charts, PDF export, MS EXCEL.

The device is designed for measuring and recording with 4 inputs for thermocouples K, J, S, B, T, N.

Dual Channel Thermometer Model Co121

High accuracy thermometer for Ni1000 RTD sensor.

Audio and optical alarm of measured temperature. LCD backlight. Minimum/maximum memory. Memory of minimum and maximum temperature included traceable calibration certificate.

Dual Channel Thermometer Ni1000 /Pt1000 Model D0221

Thermometer is designed for direct measurement and datalogging of temperature into the internal non-volatile memory.

Free PC program enables to transfer recorded data to the personal computer for consequent evaluation. LCD backlight.


Carbon Dioxide Monitor

CO2 Concentration Transmitter with 4-20mA, external probe (1M) Model T5141

CO2 – carbon dioxide level sensor.

CO2 concentration transmitter with 4-20mA output is built in a durable watertight case. Output range is user adjustable. Large dual line LCD is an advantage. Display is possible to switch off.


CO2 Datalogger with  built in sensor Model U8410

Datalogger is designed to record CO2 from built-in sensor. In case of exceeded set limits alarms are indicated by LED, LCD and acoustically by built-in beeper.

The recording is performed in a non-volatile electronic memory. The data can be transferred to a PC via USB-C.

WIFI CO2 monitor with integrated probe Model: W5714

Sensors with WiFi interface are designed to measure the CO2 from integrated sensor (included in delivery).

Communication with the sensor is done via a wireless WiFi network. The device allows sending measured values ​​to the online COMET Cloud (with the shortest interval of 5 minutes) or into COMET Database

Ethernet Multilogger Thermohygro-CO2 with MiniDIN and 2 terminal Model m1322

Battery powered datalogger with built-in CO2 sensor and 4 universal inputs for measurement of temperature, humidity, 0-10V voltage, 0-20mA current, two-state signal and for counting pulses.

Included is traceable calibration certificate in accordance with EN ISO/IEC17025.

Microbial Samplers

Particle Measuring Systems (PMS) has been the global leader in cleanroom contamination monitoring for over 45 years.

Microbial Sampler: Minicapt Mobile

Sensitivity: 1 cfu 

The innovative microbial air sampler. ISO 14698:2003 compliant

Remote Air Sampler: Minicapt

Sensitivity range: 1 cfu
HEPA-filtered exhaust =no cleanroom contamination

Compressed Gas Kit for Viable Particulate Monitoring. 

The Compressed Gas Kit works with the Minicap Mobile instrument to provide reliable viable contamination monitoring for process gases.

Microbial Monitor Biocapt Single Use

Sensitivity range: 1 cfu

This cleanroom microbial monitor is an innovative replacement for settle plates, provides 2 hr sampling, and minimizes false positives, resulting in a decrease in investigations.

Airborne Particle Counters

Particle Measuring Systems remote and portable airborne particle counters for air and gas are specifically designed for controlled and cleanroom environments.

Lasair Pro

Sensitivity range: 0.3 – 25 µm

Designed for intuitive and reliable portable and remote airborne particle counting. Meets the latest data integrity requirements, positioned for future compliance.

0.1 micron Particle Counter: Lasair III 110

Sensitivity range: 0.1 – 5.0 µm

The only true .1 micron particle counter, providing real-time measurement of yield-impacting cleanroom particles with three configurations.

Airnet II Particle Sensor (4 Channel)

Sensitivity range: 0.2 – 10.0 µm

The Airnet particle sensor meets the specifications of ISO 21501-4 to measure the size and number of particles suspended in the air for real-time monitoring of defect-causing particles.

Handheld Particle Counter: Handilaz Mini II

Sensitivity range: 0.2 – 10 µm – Complete Troubleshooting from a handheld particle counter

Ergonomically designed handheld particle counterthat fits in the palm of your hand for convenient cleanroom monitoring

AM16/32 Aerosol Manifold System

Advanced Aerosol Manifold for sequentially monitoring aerosol contamination at multiple cleanroom locations with a fixed airborne particle counter.


HPGP-101-C Pressure Gas Probe

Sensitivity range: 0.1 – 5.0 µm

Provides reliable in-line contamination monitoring for process gases at line pressure

HPD III High Pressure Diffuser

Compatible with non-toxic, non-flammable gases.

Economical monitoring of non-toxic, non-flammable pressurized gases (CDA, N2, Ar, CO2) with atmospheric pressure particle counters.

HPD II High Pressure Diffuser

The HPD II Aerosol Monitoring Accessory is compatible with non-toxic, non-flammable gases such as Clean Dry Air (CDA), Argon, Nitrogen and Carbon dioxide. 

Economical monitoring of non-toxic, non-flammable pressurized gases (CDA, N2, Ar, CO2) with atmospheric pressure particle counters.

Liquid Particle Counters

Liquid particle counters are essential for critical contamination monitoring and measurement of ultrapure water and pure process chemicals within semiconductor and other precision manufacturing industries  as well as water/ parenterals for Life Sciences applications

Chemical Particle Counter: Chem 40

Sensitivity range: 40 – 125 nm 


The UltraChem 40 Chemical Particle Counter from Particle Measuring Systems detects 40 nm particles in chemicals with high molecular scatter.

Liquid Particle Counter for Chemicals: Ultra Chem 100

Sensitivity range: 100 – 500 nm 

The Ultrachem 100 Liquid Particle Counter gives you reliable contamination monitoring with the ability to detect particles as small as 100 nm in chemicals with high molecular scatter.

Deionized Water Particle Counter: HSLIS-50e

Sensitivity range: 0.05 – 0.2 µm

Provides continuous, real-time monitoring of contamination levels in deionized water.

LiQuilaz® II 

An optical liquid particle counter is a volumetric monitor with a variety of sizing sensitivities as low as 0.2 µm. It provides high precision analysis for most process chemicals, including hydrofluoric acid and hot corrosive chemicals up to 306 °F (152 °C).


Syringe Particle Sampler: SLS Series

Uses a precision syringe and simple flow-path for delivering chemical samples from a sample vessel or chemical container, directly to the particle sensor for liquid particle counter batch sampling.

Liquid Particle Counter for USP 788: APSS2000.

Liquid particle counter for USP 788 sizes & counts suspended particles.


Corrosive Liquid Particle Sampler: CLS 700T

A compression sampler combined with a LiQuilaz® II particle counter for effective measurement of particles in fluids contained in unpressurized vessels.

UPW Flow Controller for PMS Liquid Particle Counter

FC-200 and FC-100 for UPW.

Precise and continuous control of sampler flow for ultrapure water liquid particle counters.

Process Gas Analyzer

Oxygen Process Analyzer

At Analytical Industries Inc we design and manufacture oxygen analyzers, H2S analyzers and oxygen sensors for OEM applications

Fixed Ambient Oxygen Deficiency Monitors with Alarms GPR-35, GPR-2500 SN (ATEX), GPR-2800 IS

The GPR-35, GPR-2500 SN and GPR-2800 IS/AIS-S are reliable oxygen deficiency monitors for measuring the oxygen concentration in rooms where there is potential for gas leaks to prevent oxygen depletion or asphyxiation and ensure safety of personnel.

Oxygen Analyzer with Remote Sensor GPR-1900 & GPR-2900

A panel mounted oxygen analyser with a remote sensor allows flexibility of installation. The GPR-1900 gas analyzer is suitable for trace oxygen measurements as low as 0-1 ppm; the GPR-2900 measures O2 up to 100%.

Oxygen Analyzers for Industrial Gases GPR-1600, GPR-2600, GPR-3100

High-accuracy oxygen analyzers for monitoring gas in industrial processes where trace oxygen from low parts per million to pure O2 has to be precisely measured.

Oxygen Analyzers for Ultra-High Purity Gases PI2-UHP 50/100 and PI2-MS 500/1000

Based on the stable and long-life Pico-Ion oxygen sensors, the PI2 range of trace oxygen analyzers provides accurate and stable measurements of oxygen down to low parts per trillion.

Portable Oxygen Analyzers from 0.1 ppm up to 100% oxygen GPR-1000, GPR-1100, GPR-2000 & GPR-3500 MO

Suitable for trace oxygen measurements from 0.1 ppm through to purity applications at 100% oxygen, these rugged portable instruments share the same advanced sensor technology as the online process oxygen analyzers ensuring confidence in their reliability and accuracy.

Multi Gas Analyzer

LDetek is a Canadian based company specialized in manufacturing, developing and integrating online gas analyzers, gas chromatograph systems and related accessories. Our mission is to provide reliable and performing systems with the best technology on the market.

MULTIDETEK 2 Compact Gas chromatograph

With its plug and play philosophy and offering more features than ever, LDetek pushes further the possibilities with its new chromatograph system. It provides an attractive and cost effective solution for the industrial and laboratory market.

LD8000 Online trace Nitrogen and/or oxygen in argon, Helium and Crude Argon analyzer

The LD8000 is an online analyzer to monitor trace N2 and/or O2 in Ar/He/Crude Argon. Different technologies combination is used to achieve the complete solution inside one compact 3U cabinet.

LD8000 PLUS Online PPB Trace Nitrogen in Argon/Helium analyzer

The LD8000-Plus is designed for ultra-pure Argon or Helium gas analysis. With its integrated ppb sub-system, unique performance can be achieved. Low ppb trace nitrogen online is now possible without the need of a gas chromatograph. This compact design makes it very attractive for any industrial or laboratory installation.

LD8000 MultiGas Trace nitrogen, oxygen, moisture, hydrocarbons in helium

The LD8000 MultiGas is an online gas analyzer to monitor trace N2, O2, H2O, CnHm in Helium. The compact 4U unit has been designed to meet the requirements of the Helium cryogenic installations for online measurement.

LDP1000 & Compact-LDP1000 series Gas purifier for noble, nitrogen or hydrogen gases

The LDP1000 & Compact-LDP1000 series is sub ppb purifier ideal for calibration gas for online analyzer as well as carrier gas for Chromatograph. Its two steps purification design ensures that no undesired impurity is released from the purifier.

LDGSS High purity gas system selector

The LDGSS now brings to the gas industry the most reliable and easy way to provide clean gas to any process GC and online process analyzers. It's compact design, based on high purity connections with an unique diaphragm valve with no dead volume. It becomes the ideal solution for any stream selection needs. This concept allows a quick response time, the possibility to work in vacuum mode and avoid drifting problems.

LDGDS Gas dilution system

The LDGDS is a user’s friendly gas dilution system that offers all the flexibility to generate manually or automatically the desired gas mixtures. The Windows user’s interface gives the ability to control and monitor the mixtures, flows, pressures and the concentrations. . It reduces the cost of having specific standard for each blend needed. The dilution system is designed with a manual or automatic pressure controller installed on the zero gas line, on the span gas line and to regulate the outlet blended gas line pressure.

Traps and accessories

They are necessary to remove interference components in carrier and sample gas used for GC's and on-line instruments. For the GC's, a combination of moisture, hydrocarbons and Oxygen traps is used to prevent column degradation what is well known to increase detector noise and create ghost peaks. The use of such traps is also necessary on Make-up gas that must also be interference free.

Toxic and Combustible Gas Monitor

From our U.S. headquarters in Collegeville, Pennsylvania, we design, manufacture, and distribute analytical instruments based on electrochemical and optical sensors. We specialize in the areas of toxic gas detection and water quality measurements, continuing to lead the way in development of reliable monitoring systems. Our capabilities in the area of sensor design and manufacture allow us to offer the kind of application support needed for the most demanding applications. In addition, local product support is available through our network of over 50 representatives throughout the U.S. and Canada.

A14/A11 Modular Gas Detector

The GasSens A14/A11 Modular Gas Detector is a flexible component system providing a variety of options to meet individual gas detection and alarm requirements. From chemical and petrochemical plants to food processors, the GasSens system can be applied to the simplest or most complex gas detection application.

D16 Portable Gas Leak Detector

ATI's D16 PortaSens III Portable Gas Leak Detector is a versatile tool for performing regular leak checks in gas storage areas, around process equipment, piping, or in confined spaces prior to entry. Designed for easy one-hand operation, the gas detector contains an internal sample pump and a flexible sampling wand to allow pinpoint location of the source of leakage.

D12 Toxic and Combustible Gas Detector

ATI's D12 Toxic and Combustible Gas Transmitter will accept up to 46 different sensors, greatly reducing the need for multiple gas transmitter models. The self-aligning sensor holder simply plugs in, with automatic gas sensor recognition and verification when contact is made.

F12 Toxic Gas Detectors

ATI's F12iS Toxic Gas Detector is designed to measure toxic gases and oxygen in hazardous locations requiring an Intrinsically Safe (IS) device. The F12/D, a non-IS version, is also available for non-hazardous locations.

Q45S Wet H2S Gas Detector

Odor control in wastewater treatment plants and sewage collection systems often requires the use of scrubber systems. Many of these scrubbers employ a wet process using a hypochlorite solution to remove hydrogen sulfide (H2S) from air streams prior to discharge. Monitoring the hydrogen sulfide in both inlet and discharge air has presented problems for standard sulfide gas sensors.

Dewpoint Meters

At Shaw Moisture Meters we believe choosing the correct dew point measurement products for your application is essential. Therefore, an important part of our service is to ensure you receive the right dew point device for your application, every time.

Model Superdew 3 Hygrometer

The Model Superdew 3 is a single channel inline hygrometer designed to measure dewpoint in process gases and compressed air. The panel mounted enclosure provides panel protection to IP54.

Model SDHmini-Ex Hand Held Dewpoint Meter

Intrinsically safe and portable, this dewpoint hygrometer offers quick and reliable spot check measurements of dewpoint and trace moisture content for industrial applications. This robust and lightweight hand held instrument features an intuitive menu structure and advanced features which enable the user to perform measurements in the toughest of environments, quicker and easier than ever before.

Model SDHmini/SDHmini-L Hand Held Hygrometer

An innovative, portable, hand held hygrometer for dewpoint measurement. The Model SDHmini/SDHmini-L compact, portable, hand held hygrometer sets new industry standards for dewpoint measurement. With state of the art features and enhancements with support of USB and Bluetooth interfaces for communicating with PC and also support for thermal printer over Bluetooth (SDHmini-L).

Model SADP Portable Hygrometer

A portable hygrometer for rapid moisture checks or continuous use on flowing gas or air. Easily portable, ready for spot checks or continuous use, this battery powered portable hygrometer indicates both dewpoint temperatures and water vapour to less than one part per million, on the large meter dial. As the reading is specific to water vapour, calibration is accurate for different gases. Accuracy is guaranteed to better than one part in a million of moisture in very dry air or gas.<br>