ZELINKOVÁ, Hana, Rostislav ČERVENKA a Josef KOMÁREK. Stabilizing Agents for Calibration in the Determination of Mercury Using Solid Sampling Electrothermal Atomic Absorption Spectrometry. The Scientific World Journal. NY, USA, 2012, roč. 2012, ID 439875, s. 1-7. ISSN 1537-744X. Dostupné z: https://dx.doi.org/10.1100/2012/439875. |
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@article{1093775, author = {Zelinková, Hana and Červenka, Rostislav and Komárek, Josef}, article_location = {NY, USA}, article_number = {ID 439875}, doi = {http://dx.doi.org/10.1100/2012/439875}, keywords = {mercury; electrothermal atomic absorption spectrometry; solid sampling; modifiers}, language = {eng}, issn = {1537-744X}, journal = {The Scientific World Journal}, title = {Stabilizing Agents for Calibration in the Determination of Mercury Using Solid Sampling Electrothermal Atomic Absorption Spectrometry}, url = {http://www.hindawi.com/journals/tswj/2012/439875/}, volume = {2012}, year = {2012} }
TY - JOUR ID - 1093775 AU - Zelinková, Hana - Červenka, Rostislav - Komárek, Josef PY - 2012 TI - Stabilizing Agents for Calibration in the Determination of Mercury Using Solid Sampling Electrothermal Atomic Absorption Spectrometry JF - The Scientific World Journal VL - 2012 IS - ID 439875 SP - 1-7 EP - 1-7 SN - 1537744X KW - mercury KW - electrothermal atomic absorption spectrometry KW - solid sampling KW - modifiers UR - http://www.hindawi.com/journals/tswj/2012/439875/ N2 - Tetramethylene dithiocarbamate (TMDTC), diethyldithiocarbamate (DEDTC), and thiourea were investigated as stabilizing agents for calibration purposes in the determination of mercury using solid sampling electrothermal atomic absorption spectrometry (SS-ETAAS). These agents were used for complexation of mercury in calibration solutions and its thermal stabilization in a solid sampling platform. The calibration solutions had the form of methyl isobutyl ketone (MIBK) extracts or MIBK-methanol solutions with the TMDTC and DEDTC chelates and aqueous solutions with thiourea complexes. The surface of graphite platforms for solid sampling was modified with palladium or rhenium by using electrodeposition from a drop of solutions. A new SS-ETAAS procedure using the direct sampling of solid samples into a platform with an Re modified graphite surface and the calibration against MIBK-methanol solutions in the presence of TMDTC is proposed for the determination of mercury content in solid environmental samples, such as soil and plants. ER -
ZELINKOVÁ, Hana, Rostislav ČERVENKA a Josef KOMÁREK. Stabilizing Agents for Calibration in the Determination of Mercury Using Solid Sampling Electrothermal Atomic Absorption Spectrometry. \textit{The Scientific World Journal}. NY, USA, 2012, roč.~2012, ID 439875, s.~1-7. ISSN~1537-744X. Dostupné z: https://dx.doi.org/10.1100/2012/439875.
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