ASTM E536-04
(Test Method)Standard Test Methods for Chemical Analysis of Zinc and Zinc Alloys
Standard Test Methods for Chemical Analysis of Zinc and Zinc Alloys
SCOPE
1.1 These test methods cover the chemical analysis of zinc and zinc alloys having chemical compositions within the following limits:
ElementConcentration Range, %Aluminum0.005 to 4.5Cadmium0.001 to 0.5Copper0.001 to 1.3Iron0.001 to 0.1Lead0.001 to 1.6Magnesium0.001 to 0.1Tin0.001 to 0.1
1.2 These test methods appear as follows: SectionsAluminum by the EDTA Titrimetric Method (0.5 to 4.5 %)9-16Aluminum, Cadmium, Copper, Iron, Lead, and Magnesium by the Atomic Absorption Method17-27
1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Specific precautionary statements are given in Section 6.
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Designation: E 536 – 04
Standard Test Methods for
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Chemical Analysis of Zinc and Zinc Alloys
This standard is issued under the fixed designation E 536; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope E 60 Practice for Photometric and Spectrophotometric
Methods for Chemical Analysis of Metals
1.1 These test methods cover the chemical analysis of zinc
E 88 Practice for Sampling Nonferrous Metals and Alloys
and zinc alloys having chemical compositions within the
in Cast Form for Determination of Chemical Composition
following limits:
E 135 Terminology Relating to Analytical Chemistry for
Element Concentration Range, %
Metals, Ores, and Related Materials
Aluminum 0.005 to 4.5
E 173 Practice for Conducting Interlaboratory Studies of
Cadmium 0.001 to 0.5
Methods for Chemical Analysis of Metals
Copper 0.001 to 1.3
E 1601 Practice for Conducting an Interlaboratory Study to
Iron 0.001 to 0.1
Lead 0.001 to 1.6
Evaluate the Performance of an Analytical Method
Magnesium 0.001 to 0.1
Tin 0.001 to 0.1
3. Terminology
1.2 These test methods appear as follows:
3.1 For definitions of terms used in this test method, refer to
Sections
Terminology E 135.
Aluminum by the EDTA Titrimetric Method (0.5 to 4.5 %) 9-16
4. Significance and Use
Aluminum, Cadmium, Copper, Iron, Lead, and Magnesium by the
Atomic Absorption Method 17-27
4.1 These test methods for the chemical analysis of zinc
metals and alloys are primarily intended as referee methods to
1.3 This standard does not purport to address all of the
test such materials for compliance with compositional specifi-
safety concerns, if any, associated with its use. It is the
cations. It is assumed that all who use these test methods will
responsibility of the user of this standard to establish appro-
be trained analysts capable of performing common laboratory
priate safety and health practices and determine the applica-
procedures skillfully and safely. It is expected that work will be
bility of regulatory limitations prior to use. Specific precau-
performed in a properly equipped laboratory.
tionary statements are given in Section 6.
5. Apparatus, Reagents, and Photometric Practice
2. Referenced Documents
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5.1 Apparatus and reagents required for each determination
2.1 ASTM Standards:
are listed in separate sections of each test method. The
E 29 Practice for Using Significant Digits in Test Data to
apparatus, standard solutions, and reagents shall conform to the
Determine Conformance with Specifications
requirements prescribed in Practices E 50. Photometers shall
E 50 Practices for Apparatus, Reagents, and Safety Precau-
conform to the requirements prescribed in Practice E 60.
tions for Chemical Analysis of Metals
E 55 Practice for Sampling Wrought Nonferrous Metals and
6. Safety Hazards
Alloys for Determination of Chemical Composition
6.1 For precautions to be observed in the use of certain
reagents in these test methods, refer to Practices E 50.
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These test methods are under the jurisdiction of ASTM Committee E01 on
7. Sampling
Analytical Chemistry for Metals, Ores, and Related Materials and is the direct
responsibility of Subcommittee E01.05 on Cu, Pb, Zn, Cd, Sn, Be, their Alloys and
7.1 For procedures for sampling the material, refer to
Related Materials.
Practices E 55 and E 88.
Current edition approved May 1, 2004. Published June 2004. Originally
approved in 1975. Last previous edition approved in 1998 as E 536 – 98.
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or
8. Rounding Calculated Values
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
8.1 Calculated values shall be rounded to the desired num-
Standards volume information, refer to the standard’s Document Summary page on
ber of places as directed in Practice E 29.
the ASTM website.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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E536–04
9. Interlaboratory Studies
Aluminum, Sample Aliquot, EDTA
% Weight, g mL Addition, mL
9.1 These test methods have been evaluated in accordance
with Practice E 173, unless otherwise noted in the precision
0.5 to 1.5 10.0 50 165 to 168
1.5 to 2.5 6.0 50 103 to 106
section.
2.5 to 4.5 5.0 40 72 to 75
ALUMINUM BY THE EDTA TITRIMETRIC METHOD
Transfer the sample to a 400-mL beaker, and cover.
15.2 Add 100 mL of HCl (1+1). Heat until dissolution is
10. Scope
complete and boil for 2 to 3 min. If a residue remains, add 1
mL of H O and boil the solution for at least 5 min to destroy
10.1 This test method
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