ASTM D2054-99

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation: D 2054 – 99
Standard Test Method for
Colorfastness of Zipper Tapes to Crocking
This standard is issued under the fixed designation D 2054; 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 4. Summary of Test Method
1.1 This test method covers the determination of the degree 4.1 A specimen of the zipper tape fastened to the base of a
of color that may be transferred from the textile tape of zippers crockmeter is rubbed with white crock test cloth under con-
of all fibers to other surfaces by rubbing under wet or dry trolled conditions. Color transferred to the white test cloth is
conditions, or both. assessed by a comparison with the AATCC Chromatic Trans-
1.2 The values stated in either SI units or inch-pound units ference Scale.
are to be regarded separately as the standard. Within the text,
5. Significance and Use
the inch-pound units are shown in parentheses. The values
5.1 This test method is considered satisfactory for accep-
stated in each system are not exact equivalents; therefore, each
system shall be used independently of the other. Combining tance testing of commercial shipments because the method has
been used extensively in the trade for acceptance testing.
values from the two systems may result in nonconformance
with this test method. 5.1.1 If there are differences of practical significance be-
tween reported test results for two laboratories (or more),
1.3 This standard does not purport to address all of the
safety concerns, if any, associated with its use. It is the comparative tests should be performed to determine if their is
a statistical bias between them, using competent statistical
responsibility of the user of this standard to establish appro-
priate safety and health practices and determine the applica- assistance. As a minimum, the test samples should be used that
are as homogeneous as possible, that are drawn from the
bility of regulatory limitations prior to use.
material from which the disparate test results were obtained,
2. Referenced Documents
and that are randomly assigned in equal numbers to each
2.1 ASTM Standards: laboratory for testing. Other materials with established test
D 123 Terminology Relating to Textiles values may be used for this purpose. The test results from the
D 1776 Practice for Conditioning Textiles for Testing two laboratories should be compared using a statistical test for
D 2050 Terminology Relating to Zippers unpaired data, at a probability level chosen prior to the testing
2.2 AATCC Methods: series. If a bias is found, either its cause must be found and
Method 8 Colorfastness to Crocking: corrected, or future test results must be adjusted in consider-
AATCC Crockmeter Method ation of the known bias.
AATCC Chromatic Transference Scale
6. Apparatus
3. Terminology
6.1 Apparatus, as specified in AATCC Test Method 8.
3.1 Definitions—For definitions of zipper terms used in this 6.2 Smooth Cardboard Cards, 50 by 200 mm (2 by 8 in.)
standard, refer to Terminology D 2050. For definitions of other approximating index card weight.
textile terminology used in this standard, refer to Terminology
7. Sampling and Test Specimens
D 123.
7.1 Primary Sampling Unit—Consider individual contain-
ers from each shipping carton to be the primary sampling units
This test method is under the jurisdiction of ASTM Committee D-13 on Textiles
7.2 Laboratory Sampling Unit—As a laboratory sampling
and is
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