DOHSBase Webinars
Free webinars on occupational exposure limits, CMR substances, and the DOHSBase methodology
DOHSBase periodically runs free webinars for occupational hygienists, safety professionals, and others working with chemical exposure limits. Presentations and recordings from previous webinars are listed below.
Previous webinars
Webinar: SZW List 2026 — Theo Scheffers
The annual update of the Dutch SZW List: changed and new occupational exposure limits for 2026 and how DOHSBase processes these changes. Includes an explanation of the list’s ‘at minimum’ character and its expansion to CAS level via the CMR+ overview.
Webinar: Hierarchy of Limit Values in DOHSBase — Fenneke Linker
How the six-level hierarchy in DOHSBase works, from legal limits via SCOEL/RAC and ACGIH-TLV to kick-off values and modelling-based values. Includes a decision tree for selecting an appropriate limit value.
Upcoming webinars
Sign up for the DOHSBase newsletter using the form at the bottom of this page to stay informed about upcoming webinars and database releases. Prefer direct contact? Email us at info@dohsbase.nl.
Related resources
- Knowledge base — background articles on limit values, kick-off values, CMR substances, and the DOHSBase methodology
- Blog — regular updates on regulation, database releases, and research
- NVvA kick-off values presentation 2014 — Geert Wieling, presentation at the NVvA symposium (March 2014)