Technetium-99 Transformations in 20 Central England Soils Over 897 Days

897 days of laboratory incubation data track soluble, adsorbed, and organically bound 99Tc concentrations in 20 topsoils from central England. The dataset quantifies transformation kinetics as a function of soil properties like pH and organic matter content across arable, grassland, and moorland/woodland land uses.

Use Cases

• Model long-term 99Tc bioavailability in aerobic soils using soluble, adsorbed, and organically bound concentration measurements.
• Analyze transformation kinetics of 99Tc as a function of soil properties such as pH and organic matter content.
• Compare 99Tc behavior across different land use categories (arable, grassland, moorland/woodland).
• Study the temporal evolution of 99Tc speciation over the 897-day incubation period under controlled 10°C conditions.

Strengths

• Long-term temporal data covering 897 days (2.5 years) of controlled incubation.
• Experiment uses 20 distinct topsoils with contrasting properties and land uses.
• Data quantifies three specific chemical fractions: soluble, adsorbed, and organically bound 99Tc.

Limitations

• Limited to 20 soil samples from central England, reducing geographic generalizability.
• Laboratory-controlled conditions (10°C, dark, moist aerobic) may not fully replicate field environments.
• Specific column names, row counts, and sample data are unavailable for detailed structural assessment.

Provenance

Source

Environmental Information Data Centre

Collection Method

Laboratory-based experiment with a three-step sequential extraction procedure on incubated soil subsamples.

Time Range

Incubation period of 897 days (2.5 years).

Freshness

null

Geography

20 topsoils from central England.