1 Scope
This part of GB/T 7568 specifies basic requirements and assessment requirements for undyed secondary acetate adjacent fabric which may be used for the assessment of staining in colour fastness tests of textiles.
This part is applicable to an undyed secondary acetate adjacent fabric which may be used for the assessment of staining in colour fastness tests.
Note: The staining properties of the secondary acetate adjacent fabric under test are assessed against a secondary acetate reference adjacent fabric using a secondary acetate dyed reference fabric.
2 Normative References
The following documents are indispensable for the application of this document. For dated references, only the dated editions apply. For undated references, the latest editions (including any amendments) apply.
GB/T 250 Textiles — Tests for Colour Fastness — Grey Scale for Assessing Change in Colour (GB/T 250-2008, ISO 105-A02:1993, IDT)
GB/T 3921-2008 Textiles — Tests for Colour Fastness — Colour Fastness to Washing with Soap or Soap and Soda (ISO 105-C10:2006, MOD)
GB/T 4669 Textiles — Woven Fabrics — Determination of Mass Per Unit Length and Mass Per Unit Area (GB/T 4669-2008, ISO 3801:1977, MOD)
GB/T 7573 Textiles — Determination of pH of Aqueous Extract (GB/T 7573-2009, ISO 3071:2005, MOD)
GB/T 8424.1 Textiles — Tests for Colour Fastness — General Principles for Measurement of Surface Colour (GB/T 8424.1-2001, eqv ISO 105-J01:1997)
GB/T 8424.2 Textiles — Tests for Colour Fastness — Instrumental Assessment of Relative Whiteness (GB/T 8424.2-2001, eqv ISO 105-302:1997)
FZ/T 01024 Instrumental Assessment of Change in Colour for Determination of Grey Scale Rating (FZ/T 01024-1993, neq ISO 105-A05:1992)
3 Materials
