attributes.tag: collection_date
attributes.value: 2022-09-21
attributes.tag: env_broad_scale
attributes.value: seawater
attributes.tag: sample_title
attributes.value: BDHTW3.3 (SAMC3101047)
attributes.tag: alkalinity
attributes.value: 10 umol/kg
attributes.tag: env_local_scale
attributes.value: seawater
attributes.tag: ngdc_project_id
attributes.value: PRJCA020402
attributes.tag: depth
attributes.value: 1 m
attributes.tag: ngdc_release_date
attributes.value: 2025-10-11
attributes.tag: geo_loc_name
attributes.value: missing: data agreement established pre-2023
attributes.tag: ngdc_sample_id
attributes.value: SAMC3101047
attributes.tag: env_medium
attributes.value: seawater
attributes.tag: lat_lon
attributes.value: missing
attributes.tag: sample_name
attributes.value: SAMC3101047_BDHTW3.3