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I try to identify of ancient dyed textile by TLC(Thin
Layer Chromatography).
But pure componets of natural dye - eg munjistin etc.- as
standards of analysis was not found.
Who know extraction method of munjistin, psudoprpurin and carthamin from madder and
safflower for TLC analysis?
Joonsuk OH
National Folk Museum of Korea
Conservation Laboratory
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