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OGTAC-CC

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The course will be held for 5 days from Monday 18th to Friday 22nd of May 2026 at TROPOS ACD in Leipzig. The number of participants is limited to 8. The course is free of charge. Participants have to cover only their travel and accommodation costs.

Topic:
Theory and practice – Offline chromatographic (LC-MS and GC-MS) determination of organic tracer compounds and organic and elemental carbon (OC/EC) measurements in particulate matter collected on filters.

Subscription via email to ogtac-cc[at]tropos.de (registration deadline May 1st)
For any questions don´t hesitate to contact Dr. Falk Mothes (mothes[at]tropos.de).

Invitation to the 2nd OGTAC-CC community meeting

Category Meeting Author OGTAC-CC Date 08 Mar 2026 Read time -
Event:
Invitation to the 2nd OGTAC-CC community meeting (online)
Topic:
Ongoing and planned activities of the calibration centre for particulate organics
Status of the technical requirements and measurement guidelines
Offline data workflow
Past, current and planned inter-laboratory comparisons
Status labelling
Date:
28 April, 2026
Time:
1-4 p.m. CEST
Info:
Registration via brief notice to mothes[at]tropos.de
Location:
online meeting

OGTAC-CC ACTRIS Traning

Category Workshop Author OGTAC-CC Date 26 Aug 2025 Read time 1:30
OGTAC-CC call for ACTRIS related training activities on organic tracers and aerosol constituents within the framework of the CAIS-ECAC

The OrGanic Tracers and Aerosol Constituents - Calibration Centre (OGTAC-CC), hosted and operated by TROPOS ACD as one TC unit of the CAIS-ECAC consortium, is announcing the following activity for all operators of ACTRIS NFs (observational and exploratory platforms) as well as to all other interested scientists, engineers, technicians and students:

Topic:
Theory and practice – Offline chromatographic (LC-MS and GC-MS) determination of organic tracer compounds and organic and elemental carbon (OC/EC) measurements in particulate matter collected on filters

Issued by: OGTAC-CC/ Falk Mothes
Workshop week: Monday 24/11/2025 to 28/11/2025
Registration should take place before November 5th 2025.
OGTAC-CC call for ACTRIS related training activities on organic tracers and aerosol constituents within the framework of the CAIS-ECAC

The OrGanic Tracers and Aerosol Constituents - Calibration Centre (OGTAC-CC), hosted and operated by TROPOS ACD as one TC unit of the CAIS-ECAC consortium, is announcing the following activity for all operators of ACTRIS NFs (observational and exploratory platforms as well as to all other interested scientists, engineers and technicians:

read more....

ABOUT US
CONTACT
OFFICE HOURS
In the frame of the European Research Infrastructure ACTRIS-ERIC, the CAIS-ECAC is one of the Central Facilities for the ACTRIS National Facilities and external users worldwide. CAIS-ECAC’s mission is to offer operational support for quality assured and controlled physical and chemical aerosol in situ measurements & sampling, to conduct traceable instrument calibration, and to perform laboratory analysis of aerosol samples.
CAIS-ECAC

director: Alfred Wiedensohler
office: Stephanie Schüttauf

Leibniz Institute for Tropospheric Research
Permoserstraße 15
04318 Leipzig
e-mail: wccap[@]tropos.de
Monday, Tuesday, Wednesday, Thursday
9.00am – 12.00pm, 1.00pm – 4.00pm

Friday
9.00am – 12.00pm, 1.00pm – 2.00pm

Saturday , Sunday
closed

Center for Aerosol In-Situ - European Center for Aerosol Caliibration and Characterization
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