ASTM E536-15

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Designation: E536 − 15
StandardTest Methods for
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Chemical Analysis of Zinc and Zinc Alloys
This standard is issued under the fixed designation E536; 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 (´) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the U.S. Department of Defense.
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 Consid-
and zinc alloys having chemical compositions within the limits
erations for Chemical Analysis of Metals, Ores, and
of Table 1.
Related Materials
TABLE 1 Scope of Mass Fraction
E55 Practice for Sampling Wrought Nonferrous Metals and
Ranges for Zinc and Zinc Alloys
Alloys for Determination of Chemical Composition
Concentration
Element
Range, % E88 Practice for Sampling Nonferrous Metals and Alloys in
Aluminum 0.005 to 4.5
Cast Form for Determination of Chemical Composition
Cadmium 0.001 to 0.5
E135 Terminology Relating to Analytical Chemistry for
Copper 0.001 to 1.3
Iron 0.001 to 0.1 Metals, Ores, and Related Materials
Lead 0.001 to 1.6
E173 Practice for Conducting Interlaboratory Studies of
Magnesium 0.001 to 0.1
Methods for Chemical Analysis of Metals (Withdrawn
Tin 0.001 to 0.1
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1998)
1.2 The values stated in SI units are to be regarded as
E1601 Practice for Conducting an Interlaboratory Study to
standard. No other units of measurement are included in this
Evaluate the Performance of an Analytical Method
standard.
1.3 These test methods appear as follows: 3. Terminology
Sections
3.1 For definitions of terms used in this test method, refer to
Aluminum by the EDTATitrimetric Method (0.5 to 4.5 %) 10–17
Terminology E135.
Aluminum, Cadmium, Copper, Iron, Lead, and Magnesium 18–28
4. Significance and Use
by the Atomic Absorption Method
1.4 This standard does not purport to address all of the
4.1 These test methods for the chemical analysis of zinc
safety concerns, if any, associated with its use. It is the
metals and alloys are primarily intended as referee methods to
responsibility of the user of this standard to establish appro-
test such materials for compliance with compositional specifi-
priate safety and health practices and determine the applica-
cations. It is assumed that all who use these test methods will
bility of regulatory limitations prior to use. Specific precau-
be trained analysts capable of performing common laboratory
tionary statements are given in Section 6.
proceduresskillfullyandsafely.Itisexpectedthatworkwillbe
performed in a properly equipped laboratory.
2. Referenced Documents
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5. Apparatus and Reagents
2.1 ASTM Standards:
D1193 Specification for Reagent Water
5.1 Apparatus and reagents required for each determination
are listed in separate sections of each test method. The
apparatus,standardsolutions,andreagentsshallconformtothe
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These test methods are under the jurisdiction of ASTM Committee E01 on
requirements prescribed in Practices E50.
Analytical Chemistry for Metals, Ores, and Related Materials and are the direct
responsibility of Subcommittee E01.05 on Cu, Pb, Zn, Cd, Sn, Be, Precious Metals,
6. Safety Hazards
their Alloys, and Related Metals.
Current edition approved June 1, 2015. Published August 2015. Originally
6.1 For precautions to be observed in the use of certain
approved in 1975. Last previous edition approved in 2008 as E536 – 08. DOI:
reagents in these test methods, refer to Practices E50.
10.1520/E0536-15.
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
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Standards volume information, refer to the standard’s Document Summary page on The last approved version of this historical standard is referenced on
the ASTM website. www.astm.org.
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E536 − 15
7. Sampling 14.6 Xylenol Orange Indicator Solution (10 g/L)—Dissolve
0.250 g of xylenol orange in 25 mL of water. Do not use a
7.1 For procedures for sampling the material, refer to
solution that has stood more than 1 month.
Practices E55 and E88.
14.7 Zinc Standard Solution (1 mL = 1.00 mg Al)—
8. Rounding Calculated Values
Dissolve 2.423 g of zinc metal (purity: 99.99 % minimum) in
20 mL of hydrochloric acid (HCl). Dilute to 100 mL. Add 3
8.1 Calculated values shall be rounded to the desired num-
drops of methyl red solution and neutralize with a
...