Saturday, November 28, 2009

Grey scale for assessing change in colour

This part of ISO 105 describes the grey scale for determining changes in colour of textiles in colour fastness tests, and its use. A precise colorimetric specific- ation of the scale is given as a permanent record against which newly prepared working standards and standards that may have changed can be compared.
For more detail click here:http://www.dfmg.com.tw/member/standard/bs/BS-A02.HTM

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