Journal of Research of the National Bureau of Standards, Volume 85U.S. Department of Commerce, National Bureau of Standards, 1980 |
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... dissolved in 30 g of 8N HNO , and transferred to 200 mL quartz flasks . The solutions were diluted with water to yield a concentration of approximately 0.024 mmol thallium per gram of solution for the 203Tl isotope and 0.020 mmol 5.
... dissolved in 30 g of 8N HNO , and transferred to 200 mL quartz flasks . The solutions were diluted with water to yield a concentration of approximately 0.024 mmol thallium per gram of solution for the 203Tl isotope and 0.020 mmol 5.
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... concentrations are up- per limit values . b Elements which would interfere with the chemical assay . c Not detected ... concentration and isotopic composition of the separated isotope solutions did not change during aliquoting . This ...
... concentrations are up- per limit values . b Elements which would interfere with the chemical assay . c Not detected ... concentration and isotopic composition of the separated isotope solutions did not change during aliquoting . This ...
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... concentration of 100 μg / mL with HNO3 ( 1 + 49 ) for analysis by thermal ionization mass spectrom- etry . The thallium found in the soluble portion ( in mmol ) was added to the thallium determined gravimetrically to yield the total ...
... concentration of 100 μg / mL with HNO3 ( 1 + 49 ) for analysis by thermal ionization mass spectrom- etry . The thallium found in the soluble portion ( in mmol ) was added to the thallium determined gravimetrically to yield the total ...
Page 8
... concentration of 1 mg of thalliur per gram of solution. Prior to the mass spectrometric ana lysis of the mixes, a 1:10 dilution was effected to produc solutions which were 100 ug mL in thallium concentration 2.7 Isotopic Analyses of the ...
... concentration of 1 mg of thalliur per gram of solution. Prior to the mass spectrometric ana lysis of the mixes, a 1:10 dilution was effected to produc solutions which were 100 ug mL in thallium concentration 2.7 Isotopic Analyses of the ...
Page 5
... were dissolved in 30 g of 8N HNO3 and transferred to 200 mL quartz flasks . The solutions were diluted with water to yield a concentration of approximately 0.024 mmol thallium per gram of solution for the 203Tl isotope and 0.020 mmol 5.
... were dissolved in 30 g of 8N HNO3 and transferred to 200 mL quartz flasks . The solutions were diluted with water to yield a concentration of approximately 0.024 mmol thallium per gram of solution for the 203Tl isotope and 0.020 mmol 5.
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acid aerosol alloy aluminum analysis analytical anode atomic atomic weight building Bureau of Standards calculated calibration calorimeter cell Chem chemical chromospheric Conf constant coulometer croconate cryogenic crystal density detector determined developed discussed dosimetry effects electrical electron energy enthalpy of solution equation error evaluation experimental factors Faraday constant figure fire incident frequency function heat hydrogen ionization isotopic J. L. Bryan Key words laboratory laser linear magnetic malononitrile mass materials measurements ment method molal molecular National Bureau NBSIR neutron observed obtained optical Order from NTIS paper parameters particle percent performance Phys physical polymer potentiostat pressure Proc procedure Publ radiation range ratio reaction sample scattering silicon smoke detectors solar Spec spectra spectroscopy structure superconducting surface suspended coil techniques Technology temperature thallium thermal tion uncertainty values voltage weight x-ray
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Page 425 - Building Science Series — Disseminates technical information developed at the Bureau on building materials, components, systems, and whole structures. The series presents research results, test methods, and performance criteria related to the structural and environmental functions and the durability and safety characteristics of building elements and systems.
Page 509 - Provides quantitative data on the physical and chemical properties of materials, compiled from the world's literature and critically evaluated.
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