Paper Chromatography of Ink [July 19, 2004]
Posted: Mon Aug 30, 2004 6:06 pm
By Abhilash on Monday, July 19, 2004 - 10:59 am:
Hey guys,
I gotta do Paper C'graphy of Red and Blue fountain pen inks..........in what proportion should i use EtOH and H2O for the solvent?
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By chromatographer1 on Monday, July 19, 2004 - 12:17 pm:
do test strips of 100:0, 75:25, 50:50, 25:75, 0:100
Then think and go from there.
Hey guys,
I gotta do Paper C'graphy of Red and Blue fountain pen inks..........in what proportion should i use EtOH and H2O for the solvent?
-------------------------------------------------------------------------------------------------------
By chromatographer1 on Monday, July 19, 2004 - 12:17 pm:
do test strips of 100:0, 75:25, 50:50, 25:75, 0:100
Then think and go from there.