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Markes International

Thermal desorption instrumentation

World-leading thermal desorption instruments for GC | Tubes, canisters and online

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MTS 32

MTS-32

Multi-tube sequential sampler

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MCTE120 And MCTE250 With Tubes

Micro-Chamber/Thermal Extractor

Fast and flexible sampling of chemical and odours released from materials and food

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Kori Xr From Left

Kori-xr

Cryogen-free water management module for online and canister samples

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TC 20 Tubes Side Mounted

TC-20 & TC-20 TAG

Conditioning and dry-purging units for multiple sorbent tubes

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Unity Xr. RF

UNITY-xr

Single-tube thermal desorption unit with unmatched upgradability

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TD100 Xr (Door Closed) From Right

TD100-xr

Multi-tube thermal desorber for high-throughput automated analysis

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Unity Xr & Ultra LF

UNITY–ULTRA-xr

Multi-tube thermal desorber with advanced upgrade options

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UNITY-ULTRA-xr Pro

UNITY–ULTRA-xr Pro

Multi-tube thermal desorber with advanced re-collection options

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UNITY-ULTRA-xr (DAAMS)

DAAMS instruments

Automated thermal desorption for 4½" sorbent tube analysis

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UNITY Xr Air Server Xr From Left

UNITY–Air Server-xr

Cryogen-free automated thermal desorption system for unattended on-line air monitoring

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UNITY Xr CIA Advantage Xr From Right (PS Inert Ports)

UNITY–CIA Advantage-xr

Cryogen-free, automated canister and whole air preconcentration system

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TT24 7 From Left

TT24-7

Advanced thermal desorber for uninterrupted monitoring of trace chemical vapours

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Automotive

Automotive

Using thermal desorption to monitor emissions from car trim components and their effect on in-vehicle air quality

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Automotive Material Testing

Automotive material testing

Certification of materials used in vehicle cabins

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Car Interior Right

Quick screening of automotive materials

Rapid analysis of car trim for VOCs, SVOCs and odorous compounds

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Car Front Seats Automotive

Vehicle Interior Air Quality (VIAQ)

Assessing emissions and odours inside vehicle cabins

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River Mountains Blue Sky

Environmental monitoring

Monitoring hazardous VOCs and SVOCs in air, water and soil

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Environmental 2

Ambient air

Enhance understanding of organic compounds in the atmosphere with method complaint thermal desorption

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ozone precursors

Ozone precursors and other ultra-volatiles

Using continuous on-line thermal desorption to monitor ultra-volatile compounds

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Car Exhaust

Semi-volatiles

Understanding the role of SVOCs in environmental and human health

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Air Toxics 1

Air Toxics/HAPs

Determination of volatile toxic organic compounds in air with sorbent tubes or canisters to match your needs

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Industrial Air

Industrial air

Using thermal desorption to comply with standard methods for monitoring volatile organics in air from industrial sources

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Stack Emissions

Stack emissions

Monitoring and controlling pollutants emitted by stationary sources

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Landfill

Landfill gas

How thermal desorption is used to comply with regulations on priority pollutants

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Fenceline Monitoring

Fenceline monitoring

Long-term monitoring of releases from industrial sites

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Occupational Hygiene

Occupational hygiene

Assessing exposure to hazardous chemicals in the workplace

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Indoor Air Quality

Indoor air

How is thermal desorption used to monitor pollutants in homes and offices?

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Indoor Air Quality

Indoor air quality

Monitoring releases of pollutants into indoor air

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Vapour Intrusion Monitoring

Vapour intrusion

Monitoring buildings for residual contamination migrating from below ground

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Soil Analysis

Soil analysis

Investigating natural and industrial chemicals in soils

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Water Analysis

Water analysis

Detecting odorants and pollutants in drinking water and watercourses

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Consumer And Industrial Goods

Consumer & industrial products

Investigating chemical emissions from products using thermal desorption

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Fragranced Products

Fragranced products

Improving the safety and consistency of consumer goods

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Polymers

Plastics

Quality control and regulatory compliance of plastics and other materials

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E Cigarette

Tobacco & e-cigarettes

Profiling vapours for regulatory compliance and quality control

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Construction Products 1

Construction products

Compliance with emission limits set by product labelling schemes

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SPF

Spray polyurethane foam (SPF)

Sampling and analysis of SPF in accordance with standard methods

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Cleanroom

Cleanroom contaminants

Monitoring cleanrooms for airborne molecular contamination

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Medical Devices

Respiratory medical devices

Assessing potentially harmful emissions from respiratory medical devices

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Formaldehyde

Formaldehyde testing

Assessing formaldehyde levels in materials

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Defence

Defence

Improving homeland security and monitoring chemical agents at military sites using thermal desorption

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Human Skull In Soil Forensic

Forensic

How thermal desorption helps generate robust evidence to support court cases

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Human Health 1 (1)

Clinical

Diagnosing diseases using thermal desorption to identify VOCs in breath

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Chemical Ecology Right

Chemical ecology

How thermal desorption is used to investigate the roles of naturally occurring chemicals within ecosystems

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Food And Drink

Food & drink

Aroma profiling of food and beverages using thermal desorption, for improved quality control and product development

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Food

Food

Understanding the role of VOCs in food safety and quality

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Drink

Drink

Investigating the effect of VOCs on beverage aroma

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Markes International

Content hub

From application notes to blogs, news items to infographics, we've got a wealth of advice about VOC and SVOC analysis that we'd like to share with you. Simply use the search function or use the drop-down selectors to filter by content type, sampling method and/or application area to discover more.

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Medical Devices
Poster

Monitoring VOC emissions from respiratory medical devices in accordance with the new ISO 18562 method

First presented at the 21st Conference Odour & Emissions of Plastic Materials, 2019

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Markes Poster Hero4 Orange
Poster

Quantitative analysis of microplastics in bottled drinks

First presented at the SETAC conference 2020

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Markes International
Poster

Thermal desorption: Ensuring data quality in breath analysis

First presented at the Owlstone Breath Biopsy Conference 2020

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Markes International
Poster

New car smell: What’s in the air?

Presented at Pittcon 2020

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Markes International
Poster

Extending air monitoring: Simultaneous analysis of ozone precursors, air toxics and carbonyls

Presented at the IWA Odour and VOC in Air Emissions Conference 2019

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Markes International
Poster

Improving the performance of SPME using trap-based preconcentration with enrichment

Presented at the 1st European Sample Preparation eConference 2021

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Markes International
Poster

Enhancing laboratory throughput using fully automated high-capacity sorptive extraction

Presented at the 1st European Sample Preparation eConference 2021

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Markes International
Application note

Listing of uptake rates for axial passive samplers

Application Note 001

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Markes International
Application note

Prediction of uptake rates for diffusive tubes

Application Note 002

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Markes International
Application note

Publications citing Markes’ TD products

Application Note 004

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Markes International
Application note

The theory and practice of diffusive monitoring

Application Note 008

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Markes International
Application note

Determination of nitrous oxide using TD–GC

Application Note 018

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Markes International
Application note

Thermal desorption of phthalate plasticisers

Application Note 035

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Markes International
Application note

Uptake rates for radial diffusive samplers

Application Note 042

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Markes International
Application note

Diffusion-locking technology

Application Note 061

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Markes International
Application note

Simultaneous TD–GC analysis of VOCs and SVOCs

Application Note 064

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Markes International
Application note

Uptake rates for the POD radial sampler

Application Note 151

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TD100 Xr Autosampler Tray 1
'How to' video

How to load sorbent tubes into an autosampler (TD100-xr or ULTRA-xr)

Load up to 100 tubes on an automated system such as the TD100-xr or ULTRA-xr for the rapid and unattended analysis of VOCs and SVOCs in a single sequence

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Markes thermal desorption instruments | -xr series
eBook

What is thermal desorption?

A guide to the history, principles and applications of thermal desorption for gas chromatography

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Markes Landscape Brochure Hero3 Corepurple
Brochure

Centri

A breakthrough in sample automation and concentration for GC–MS

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Markes International
Brochure

Novel water management solutions for thermal desorption

Monitoring trace VOCs in humid air

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Markes International
Brochure

UNITY-xr

Single-tube thermal desorption platform with unmatched upgradability

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Markes International
Brochure

UNITY–ULTRA-xr Pro

Ultimate productivity in automated thermal desorption analysis

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Markes International
Brochure

UNITY–CIA Advantage-xr

Universal, cryogen-free, automated canister and whole-air sample preconcentrator

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Markes International
Brochure

UNITY–Air Server-xr

Automated, cryogen-free, unattended on-line air monitoring system

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Markes International
Brochure

ULTRA-xr

Sorbent tube autosampler for unattended high-throughput thermal desorption analysis

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Markes International
Brochure

Universal Direct Inlet Accessory

Direct sampling/concentration of headspace vapours onto the UNITY™ focusing trap

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Markes International
Brochure

TubeTAG

Sorbent tube informatics

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Markes International
Brochure

Thermal desorption tubes

Ultimate solutions for dependable VOC sampling and analysis

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Markes International
Brochure

TT24-7xr

Advanced thermal desorber for continuous on-line environmental monitoring of trace‑level organic vapours

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Markes International
Brochure

Series 2 TT24-7

Continuous monitoring of trace chemical vapours

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Markes International
Brochure

TO-Clean

Canister cleaning system

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Markes International
Brochure

TD100-xr

Confident, high-throughput automated thermal desorption

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Markes International
Brochure

TC-20 and TC-20 TAG

Multi-tube conditioners for enhancing productivity of TD–GC laboratories

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Markes International
Brochure

MTS-32

Unattended pumped sampling of air onto a series of sorbent tubes

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Markes International
Brochure

ACTI-VOC

Low-flow pump kit for sampling VOCs onto sorbent tubes

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Markes International
Brochure

ACTI-VOC PLUS

Fast-flow pump kit for sampling VOCs and SVOCs onto sorbent tubes

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Markes International
Brochure

Humidifier Accessory

Extending the applicability of the Micro-Chamber/Thermal Extractor

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Markes International
Brochure

BioVOC-2

Single-use breath sampling device

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Markes International
Brochure

Easy-VOC

Manual grab-sampling pump for thermal desorption tubes

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Markes International
Brochure

POD Sampler

The POD Sampler is a lightweight air sampler for personal and environmental monitoring

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Technical Specification
Technical specification

Centri

Automated sample extraction and enrichment platform

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Technical Specification
Technical specification

Kori-xr

Water management device for Markes TD instruments

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Technical Specification
Technical specification

Micro-Chamber/Thermal Extractor

6-Chambers. Max temperature 120°C

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Technical Specification
Technical specification

Micro-Chamber/Thermal Extractor

4-chamber model. Max temperature 250°C

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Technical Specification
Technical specification

TC-20

Conditioning and dry-purging unit for multiple sorbent tubes

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Technical Specification
Technical specification

TC-20 TAG

Conditioning and dry-purging unit for multiple sorbent tubes fitted wiith TubeTAG™ RFID tracking tags

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Technical Specification
Technical specification

TD100-xr

Multi-tube thermal desorber for high-throughput automated analysis

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Technical Specification
Technical specification

TT24-7 Series 2

Advanced thermal desorber for uninterrupted monitoring of trace chemical vapours

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Technical Specification
Technical specification

TT24-7xr

Advanced thermal desorber for uninterrupted monitoring of trace chemical vapours

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Technical Specification
Technical specification

UNITY–Air Server-xr

Cryogen-free thermal desorber for unattended on-line air monitoring

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Technical Specification
Technical specification

UNITY–CIA Advantage-xr

Cryogen-free, automated whole-air preconcentration system

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Technical Specification
Technical specification

UNITY–ULTRA-xr Pro

Multi-tube thermal desorber with advanced re-collection options

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Technical Specification
Technical specification

UNITY–ULTRA-xr

Multi-tube thermal desorber with advanced upgrade options

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Technical Specification
Technical specification

UNITY-xr

Single-tube thermal desorption unit

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Markes International
Technical specification

TD100-xr DAAMS

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Markes International
Technical specification

UNITY–ULTRA-xr DAAMS

High-throughput instrument for chemical warfare agent analysis sampled onto DAAMS tubes

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Video
Video

Odournet – High-resolution TD–GC–TOF MS

An overview of Markes’ thermal desorption and mass spectrometry products for trace odour analysis by Odournet

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Infographic
Infographic

Sample preparation explainer infographics

SPME, headspace, high-capacity sorptive extraction & thermal desorption

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Salad Hero Banner
Case study

Improving food quality through analytical chemistry

Dr Carsten Müller, Cardiff University, UK

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Markes International
Case study

Studying biogenic volatile organic compounds from Arctic ecosystems

Associate Professor Riikka Rinnan, University of Copenhagen, Denmark

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Olive Oil
Case study

Tackling food fraud in the olive oil industry

University of Liège, Belgium

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Markes International
'Instant Insight' tech note

Can you really trap very volatile compounds without liquid cryogen?

Instant Insight 001

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Markes International
'Instant Insight' tech note

How can you extend analyte range without affecting peak shape?

Instant Insight 002

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Markes International
'Instant Insight' tech note

Can you remove water without losing polar compounds?

Instant Insight 003

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Automotive
Application guide

Thermal Desorption Applications Guide: Automotive studies

A comprehensive guide to using thermal desorption in the vehicle-manufacturing industry

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Human Health 1
Application guide

Thermal Desorption Applications Guide: Biological profiling

A comprehensive guide to using thermal desorption to study human health, atmospheric chemistry and chemical ecology

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Construction Products
Application guide

Thermal Desorption Applications Guide: Consumer environmental health

A comprehensive guide to the use of thermal desorption to assess chemical emissions from construction materials and consumer products

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Human Skull In Soil Forensic
Application guide

Thermal Desorption Applications Guide: Defence and forensic

A comprehensive guide to using thermal desorption for homeland security, military and forensic applications

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Environmental
Application guide

Thermal Desorption Applications Guide: Environmental monitoring

A comprehensive guide to monitoring chemicals in the environment and the workplace using thermal desorption

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Drink
Application guide

Thermal Desorption Applications Guide: Food and drink

A comprehensive guide to the use of thermal desorption for quality and content testing in the food and beverage industries

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Fragranced Products
Application guide

Thermal Desorption Applications Guide: Fragrance and odour profiling

A comprehensive guide to assessing the odour profiles of products and materials using thermal desorption

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Markes Instructions Hero2
Instruction for use

Calibration Solution Loading Rig (CSLR™)

A device designed for loading sorbent tubes with gas- or liquid-phase standards

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Markes International
Instruction for use

Quick-seal column connectors

Connects the fused silica transfer line insert from the thermal desorption system to the GC capillary column inside the GC oven

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Markes International
Instruction for use

CapLok tool

A tool to simplify the capping and uncapping of sorbent tubes

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Markes International
Instruction for use

TubeMate tool

A tool that allows easy insertion and removal of gauze-retaining springs in stainless steel and inert-coated stainless steel sorbent tubes

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Markes International
Instruction for use

TubeTAG

A radio-frequency identification (RFID) tag for stainless steel or glass tubes

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Markes International
Instruction for use

Easy-VOC

A grab sampler for sampling air/gas onto sorbent tubes

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Markes International
Instruction for use

Canister Rack for CIA Advantage-xr

A space saving support for canisters attached to the CIA Advantage-xr

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Markes International
Instruction for use

ACTI-VOC

Low-flow pump kit for sampling VOCs onto sorbent tubes

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Markes International
Instruction for use

HiSorb Agitator

A vial agitation unit for use with Markes’ HiSorb probe technology for sorptive sample extraction and as a stand-alone unit for mixing liquids or solid suspensions

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Markes International
Instruction for use

HiSorb probes

Probes for use with stainless steel sorbent tubes or directly in the Centri automated sample concentration system

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Markes International
Instruction for use

Micro-Chamber/Thermal Extactor – Chamber Calibration Tool

A tool that enables the performance and reproducibility of the individual sampling chambers of the micro-chamber/ thermal extractor™ (μ-CTE™) to be compared, both on one system and between systems

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Markes International
Instruction for use

Micro-Chamber/Thermal Extactor – SPF Sample Cutter

A tool to cut samples of spray polyurethane foam and other soft materials for consistent, reproducible sample emissions testing using the micro-chamber/ thermal extractor™ (μ-CTE™)

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Markes International
Instruction for use

VOC-Mole soil probe

A tool that provides a way to screen VOCs in contaminated land, or along fuel pipelines, enabling in situ sampling directly at the soil gas source

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Markes International
Instruction for use

Helium leak detector

Device that provides accurate, sensitive and rapid detection of carrier gas leaks for TD–GC troubleshooting

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Markes International
Instruction for use

BioVOC-2

Breath sampler that captures a portion of expiratory breath for transfer to a sorbent tube

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Markes International
Instruction for use

TF-SPME

Thin-film solid-phase microextraction membranes to extract VOCs and SVOCs from solids and liquids using immersive or headspace techniques

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Markes International
Instruction for use

ACTI-VOC PLUS

Fast-flow pump kit for sampling VOCs and SVOCs onto sorbent tubes

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Markes International
Article

Monitoring carbon tetrachloride in the Amazon

LCGC: The Column, September 2016

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Markes International

Global distributors

Select your country and product area(s) to find your local Markes distributor.

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Medical Devices

ISO 18562-3

Sampling potentially harmful VOC emissions from respiratory medical devices

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River Mountains Blue Sky

US EPA Method TO-17

Pumped-tube sampling of volatile organic ‘air toxics’ in ambient air

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SPF

ASTM D7859

Sampling of emissions from spray polyurethane foam

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SPF

ASTM D8142

Analysis of emissions from spray polyurethane foam

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Stack Emissions

CEN/TS 13649

Pumped-tube monitoring of VOCs in stack emissions

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Automotive Material Testing

ISO 12219-3

Rapid microchamber-based sampling of automotive interior components

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Landfill

LFTGN 04

Pumped-tube monitoring of trace VOCs at landfill sites

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Fenceline Monitoring

US EPA Method 325

Passive monitoring of airborne pollutants at refinery fencelines

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Canister Hero

US EPA Methods TO-15 & TO-15A

Canister sampling of VOCs in ambient air

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New York City Pexels

US EPA PAMS Method

On-line monitoring of ultra-volatiles in urban environments

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Car Front Seats Automotive

VDA 278

Direct desorption of VOC and FOG compounds from automotive interior materials

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Car Front Seats Automotive

GB/T 27630

Guideline for air quality assessment of passenger cars

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TD Instrument Hero Banner

Chinese EPA Method HJ 644

Sampling and analysis of VOCs in ambient air, by using sampling onto sorbent tubes followed by TD–GC–MS analysis

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TD Instrument Hero Banner

Chinese EPA Method HJ 734

Stationary source emission. Determination of volatile organic compounds. Sorbent adsorption and thermal desorption gas chromatography mass spectrometry method

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Indoor Air Quality

GB/T 18883

Indoor air quality standard

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Canister Hero

HJ 759

Ambient air. Determination of volatile organic compounds. Collected by specially-prepared canisters and analysed by gas chromatography/mass spectrometry

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Office

GB 50325

Standard for indoor environmental pollution control of civil building engineering

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Company information

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Trademarks

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Company information

Privacy policy

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Technical Specification
Support

Support

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Technical Specification
FAQ

FAQs

Answers to your frequently asked questions

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Technical Specification
Support

Service contracts

Information about the service contracts that we offer to ensure your instrument is always running at peak performance

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Markes International

Extraction & enrichment instumentation

A breakthrough in sample automation and concentration for GC–MS

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Centri From Left Above

Centri

The ultimate automated multi-mode extraction and enrichment platform for GC–MS

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Markes International

Tube selector

Configure the tube you want by selecting from the drop down options below.

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