Latest News open_in_new


Committee Interest Form

Geplaatst: 1 april 2022

*English below* Het CDL heeft veel commissies die niet hetzelfde zouden zijn zonder onze commissieleden! We zijn alweer aan het zoeken naar nieuw... ... Lees meer


Honours College Beta and Life Science

Geplaatst: 11 januari 2022

*This is for first years only* Merk jij dat je wat tijd over hebt naast je bachelor? Wil jij dieper duiken in je studie, of juist je andere inter... ... Lees meer


New corona measures

Geplaatst: 21 december 2021

Unfortunately, due to the announced corona measures, the boardroom will be closed from today until the 14th of January. We wish you good luck with y ... Lees meer

Activities open_in_new

AkCie Soccer Tournament 2022

7 juni 2022
12:00 - 17:30
UCS sportvelden

TraktaatCie Royal High Tea

8 juni 2022
12:00 - 14:00
Science Club


Chemisch Dispuut Leiden (CDL) is the study association for the bachelor Molecular Science & Technology (MST) at Leiden University and TU Delft and the master Chemistry at Leiden University. The CDL was founded on the 20th of May 1926. The association organises many academic, career related and social activities throughout the year, including company visits, lectures, parties and study trips to other countries. The boardroom or 'hok' of the CDL is located in the Gorlaeus Lecture Hall building and is open every day from 09:00 a.m. till 05:00 p.m. So come by to have a free cup of coffee or tea, to ask your questions to the CDL board, to see which activities are organised or just to relax and chat with your fellow students!  If you are interested in joining the association you can send an email to or drop by at the CDL boardroom!
Activities date_range

The CDL has many committees which organise great activities throughout the year such as the introduction weekend, study trips and special master activities. Take a look at the calender to see which activities are coming up!

primary activiteiten Education import_contacts

Education is an important aspect of the CDL. The CDL is highly involved in developing our studies and keeping an eye on the quality of our education. This is done together with the Education Committees, which you can always contact to give feedback about the study. If you want more information about the programme, check out the programmes page! On top of that CDL provides exercise material for most courses.

All the books required for the bachelor MST and master Chemistry are now available in our webshop.  

primary onderwijs Career trending_up

The CDL organises many career events for their members. Via the CDL you can also get in touch with prospective employers in several different ways. Check out the career page to see interesting vacancies and learn more about what the CDL has to offer you!

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AkzoNobel Gupta wecreateweb


We work together with the following companies and organizations. 

Do you want to know more about possible collaborations and coming into contact with our students? Send a message to Lucie Spek, she is responsible for the collaborations: