Published September 1983
| Version v1
Miscellaneous
Some aspects of the assay of technetium in environmental waters
Description
Technetium, as 99Tc, was rapidly concentrated from large sample volumes (> 500 cm3) by use of an anion exchange column after removal of ruthenium isotopes by precipitation. The bulk of the technetium can be removed from the resin by elution with sodium thiocyanate followed by further concentration by extraction with butan-2-one. Evaporation of solvent onto a planchette followed by measurement of emitted beta radiation can determine technetium levels. Method is capable of removing between 10-15 and 10-6g of technetium from 500 cm3 of water. (author)
Availability note (English)
Available from the British Library Document Supply Centre, Boston Spa, Wetherby, West Yorks., LS23 7BQ. No. D48584/83.Additional details
Publishing Information
- Imprint Pagination
- 305 p.
INIS
- Country of Publication
- United Kingdom
- Country of Input or Organization
- United Kingdom
- INIS RN
- 18034851
- Subject category
- S37: INORGANIC, ORGANIC, PHYSICAL AND ANALYTICAL CHEMISTRY; S58: GEOSCIENCES;
- Resource subtype / Literary indicator
- Thesis, Non-conventional Literature
- Descriptors DEI
- BETA DETECTION; ELUTRIATION; EVAPORATION; ION EXCHANGE; RADIOASSAY; SOLVENT EXTRACTION; TECHNETIUM 99; WATER
- Descriptors DEC
- BETA DECAY RADIOISOTOPES; BETA-MINUS DECAY RADIOISOTOPES; CHARGED PARTICLE DETECTION; DETECTION; HOURS LIVING RADIOISOTOPES; HYDROGEN COMPOUNDS; INTERMEDIATE MASS NUCLEI; INTERNAL CONVERSION RADIOISOTO; ISOMERIC TRANSITION ISOTOPES; ISOTOPES; NUCLEI; ODD-EVEN NUCLEI; OXYGEN COMPOUNDS; PHASE TRANSFORMATIONS; POLAR SOLVENTS; RADIATION DETECTION; RADIOISOTOPES; SEPARATION PROCESSES; SOLVENTS; TECHNETIUM ISOTOPES; YEARS LIVING RADIOISOTOPES