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AS 41951-1994 Analysis of serum and plasma for trace elements Determination of aluminium content - Graphite

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AS 41951-1994 Analysis of serum and plasma for trace elements Determination of aluminium content - Graphite Powered By Docstoc
					                                                                                                                                            1                            AS 4195.1—1994

                                                                                           Australian Standard®
                                                                                           Analysis of serum and plasma for trace
                                                                                           elements

                                                                                           Method 1: Determination of aluminium
                                                                                           content—Graphite furnace atomic absorption
                                                                                           spectrometric method
This is a free 1 page sample. Access the full version at http://infostore.saiglobal.com.




                                                                                                                                      PREFACE

                                                                                           This Standard was prepared by the Standards Australia Committee CH/6 on the Analysis
                                                                                           of Body Fluids for Metals Content to provide a furnace atomic absorption spectrometric
                                                                                           method for the determination of aluminium in human serum or plasma.
                                                                                           The sampling of blood for the determination of aluminium presents a number of problems,
                                                                                           the major one being the possibility of contamination of the sample. This Standard has
                                                                                           been prepared to provide recommended procedures for obtaining samples of venous blood,
                                                                                           free from contamination and suitable for use in the determination of aluminium
                                                                                           concentration.
                                                                                           This Standard should be read in conjunction with AS 2134.2, Recommended practice for
                                                                                           chemical analysis by atomic absorption spectrometry —Graphite furnace spectrometry.
                                                                                           The terms ‘normative’ and ‘informative’ have been used in this Standard to define the
                                                                                           application of the appendix to which they apply. A ‘normative’ appendix is an integral
                                                                                           part of a Standard, whereas an ‘informative’ appendix is only for information and
                                                                                           guidance.

                                                                                                                                       METHOD
                                                                                           1 SCOPE This Standard sets out a graphite furnace atomic absorption spectrometric
                                                                                           method for the determination of aluminium in plasma or serum. This method is applicable
                                                                                           to the determination of aluminium in the range 0.4 µmol/L to 6 µmol/L.
                                                                                             NOTES
                                                                                             1    This assay is an intricate procedure and therefore should be carried out by an analyst who
                                                                                                  has experience with the performance characteristics of both the chemistry of the method and
                                                                                                  the analytical instrument used.
                                                                                             2    The precision and accuracy of this determination is particularly sensitive to the presence of
                                                                                                  aluminium within the work space and on personnel within the workplace.

                                                                                           2 REFERENCED DOCUMENTS The following documents are referred to in this
                                                                                           Standard:
                                                                                           AS
                                                                                           1199      Sampling procedures and tables for inspection by attributes
                                                                                           2134      Recommended practice for chemical analysis by atomic absorption spectrometry
                                                                                           2134.2    Part 2: Graphite furnace spectrometry



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                                                                                                             AS 4195.1-1994, Analysis of serum and plasma for
                                                                                                             trace elements Determination of aluminium content
                                                                                                             - Graphite furnace atomic absorption
This is a free 1 page sample. Access the full version at http://infostore.saiglobal.com.




                                                                                                             spectrometric method




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