See the data version history.
The data of old versions are available only if the versions are included in Yearly fixed datasets.

 CH₃CCl₃ _ PYR2026 _ surface - flask _ UNIURB _ data1

Updated Date	Version † met : with meteorological data	Details
2024-12-25	0074-2026-1202-01-02-9999 -2025-01-01-0114	The latest version
2023-12-15	0074-2026-1202-01-02-9999 -2023-12-08-0833	Included in Yearly Fixed Dataset 2024
2018-07-26	0074-2026-1202-01-02-9999 -2018-06-22-1347	Included in Yearly Fixed Dataset 2023