Standard
AS 1038.14.1-2003
[Withdrawn]Coal and coke — Analysis and testing, Part 14.1: Higher rank coal ash and coke ash — Major and minor elements — Borate fusion/flame atomic absorption spectrometric method
Sets out a method for the determination of twelve elements in higher rank coal ash and coke ash by flame atomic absorption spectrometry after borate fusion. Methods for the determination of a further two elements are also referenced.
Published: 14/11/2003
Pages: 12
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope
2 Referenced documents
3 Definitions
4 Principle
5 Safety
6 Reagents
6.1 General
6.2 Lithium tetraborate, anhydrous (minimum 98% Li2B4O7)
6.3 Solutions
6.3.1 Nitric acid
6.3.2 Nitric acid (1+1)
6.3.3 Nitric acid (1+9)
6.3.4 Nitric acid (1+19)
6.3.5 Hydrochloric acid
6.4 Standard solutions
6.4.1 Standard aluminium solution (1 mL ≡ 4.0 mg Al2O3)
6.4.2 Standard barium solution (1 mL ≡ 0.40 mg BaO)
6.4.3 Standard calcium solution (1 mL ≡ 0.2 mg CaO)
6.4.4 Standard iron solution (1 mL ≡ 1.0 mg Fe2O3)
6.4.5 Standard magnesium solution (1 mL ≡ 0.2 mg MgO)
6.4.6 Standard manganese solution (1 mL ≡ 0.40 mg Mn3O4)
6.4.7 Standard potassium solution (1 mL ≡ 0.2 mg K2O)
6.4.8 Standard silicon solution (1 mL ≡ 2.0 mg SiO2)
6.4.9 Standard sodium solution (1 mL ≡ 0.20 mg Na2O)
6.4.10 Standard strontium solution (1 mL ≡ 0.20 mg SrO)
6.4.11 Standard titanium solution (1 mL ≡ 0.40 mg TiO2)
6.4.12 Standard zinc solution (1 mL ≡ 0.20 mg ZnO)
6.4.13 Lanthanum/zirconium solution (20 g La + 10 g Zr/L)
6.4.14 Lithium tetraborate solution (20 g Li2B4O7/L)
6.4.15 Matrix matching solution for sample dilution
6.5 Calibration solutions
7 Apparatus
7.1 General
7.2 Atomic absorption spectrometer
7.3 Platinum or platinum/gold crucibles and lids
7.4 Plastic bottles
7.5 Weighing device
8 Sample preparation
9 Procedure
9.1 Number of determinations
9.2 Blank test
9.3 Check test
9.4 Determination
9.4.1 Decomposition of test portion
9.4.2 Test solutions
9.5 Measurement
9.5.1 General
9.5.2 Calibration graphs
9.5.3 Graph linearity
9.5.4 Background correction
10 Calculation
11 Reporting of results
12 Precision
13 Test report
Cited references in this standard
AS 2243
Safety in laboratories (series)
[Current]
Recommended practice for chemical analysis by atomic absorption spectrometry, Part 1: Flame atomic absorption spectrometry
One-time Purchase
Access via web browser on any device
One-time purchase
Single publication
Offline access via PDF^
$83.78 AUD
Inclusive of GSTFormat *
Web Reader
Licenses *
1 user
Total$83.78 AUD
IMPORTANT