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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Status
Historical
Publication Date
24-Jul-2005
Current Stage
Ref Project

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Effective Date
25-Jul-2005
Effective Date
25-Jul-2005

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ASTM E536-05 - Standard Test Methods for Chemical Analysis of Zinc and Zinc Alloys
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation:E536–05
Standard Test Methods for
1
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.
This standard has been approved for use by agencies of the Department of Defense.
Note— Changes were made throughout and the year date changed on July 25, 2005.
1. Scope E29 Practice for Using Significant Digits in Test Data to
Determine Conformance with Specifications
1.1 These test methods cover the chemical analysis of zinc
E50 Practices for Apparatus, Reagents, and Safety Precau-
and zinc alloys having chemical compositions within the
tions for Chemical Analysis of Metals
following limits:
E55 PracticeforSamplingWroughtNonferrousMetalsand
Element Concentration Range, %
Alloys for Determination of Chemical Composition
Aluminum 0.005 to 4.5
E60 Practice for Photometric and Spectrophotometric
Cadmium 0.001 to 0.5
Methods for Chemical Analysis of Metals
Copper 0.001 to 1.3
E88 Practice for Sampling Nonferrous Metals and Alloys
Iron 0.001 to 0.1
Lead 0.001 to 1.6
in Cast Form for Determination of Chemical Composition
Magnesium 0.001 to 0.1
E 135 Terminology Relating to Analytical Chemistry for
Tin 0.001 to 0.1
Metals, Ores, and Related Materials
1.2 These test methods appear as follows:
E 173 Practice for Conducting Interlaboratory Studies of
Sections
Methods for Chemical Analysis of Metals
E 1601 Practice for Conducting an Interlaboratory Study to
Aluminum by the EDTATitrimetric Method (0.5 to 4.5 %) 9-16
Aluminum, Cadmium, Copper, Iron, Lead, and Magnesium by the Evaluate the Performance of an Analytical Method
Atomic Absorption Method 17-27
3. Terminology
1.3 This standard does not purport to address all of the
3.1 For definitions of terms used in this test method, refer to
safety concerns, if any, associated with its use. It is the
Terminology E 135.
responsibility of the user of this standard to establish appro-
priate safety and health practices and determine the applica-
4. Significance and Use
bility of regulatory limitations prior to use. Specific precau-
4.1 These test methods for the chemical analysis of zinc
tionary statements are given in Section 6.
metals and alloys are primarily intended as referee methods to
2. Referenced Documents
test such materials for compliance with compositional specifi-
2
cations. It is assumed that all who use these test methods will
2.1 ASTM Standards:
be trained analysts capable of performing common laboratory
D 1193 Specification for Reagent Water
proceduresskillfullyandsafely.Itisexpectedthatworkwillbe
performed in a properly equipped laboratory.
1
These test methods are under the jurisdiction of ASTM Committee E01 on
Analytical Chemistry for Metals, Ores and Related Materials and are the direct 5. Apparatus, Reagents, and Photometric Practice
responsibility of Subcommittee E01.05 on Cu, Pb, Zn, Cd, Sn, Be, theirAlloys and
5.1 Apparatus and reagents required for each determination
Related Metals.
are listed in separate sections of each test method. The
Current edition approved July 25, 2005. Published July 2005. Originally
approved in 1975. Last previous edition approved in 2004 as E 536 – 04a.
apparatus,standardsolutions,andreagentsshallconformtothe
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
requirements prescribed in Practices E50. Photometers shall
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
conform to the requirements prescribed in PracticeE60.
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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E536–05
6. Safety Hazards 14.7 Zinc Standard Solution (1 mL = 1.00 mg Al)—
Dissolve 2.423 g of zinc metal (purity: 99.99 % min) in 20 mL
6.1 For precautions to be observed in the use of certain
of HCl. Dilute to 100 mL. Add 3 drops of methyl red solution
reagents in these test methods, refer to PracticesE50.
and neutralize with NH OH. Add HCl until the color changes
4
7. Sampling to red.Transfer to a 1-Lvolumetric flask, dilute to volume, and
mix.
7.1 For procedures for sampling the material, refer to
14.8 Purity of Water—Unlessotherwiseindicated,reference
PracticesE55andE88.
to water shall be understood to mean reagent water as defined
8. Rounding Calculated Values by Type II of Specification D 1193.
8.1 Calculated values shall be rounded to the desired num-
15. Procedure
ber of places as directed
...

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