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

 CBrF₃ _ HFM4020 _ surface - flask _ NOAA _ hats-gcms

Updated Date	Version † met : with meteorological data	Details
2024-12-25	0002-4020-1702-01-02-3006 -2025-01-01-0002† met	The latest version
2024-10-03	0002-4020-1702-01-02-3006 -2024-10-02-0803† met
2022-06-27	0002-4020-1702-01-02-3006 -2022-06-23-1140† met	Included in Yearly Fixed Dataset 2024
2022-06-07	0002-4020-1702-01-02-3006 -2022-05-12-1437† met
2021-06-29	0002-4020-1702-01-02-3006 -2021-06-27-2325† met	Included in Yearly Fixed Dataset 2021