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These have been studied & published... years ago, and the field is evolving.
This evening's bedtime reading on ink jet inks? via GC-MS, TLC, high performance liquid chromatography, LC-MS, etc.
.... at some point the recipe may appear -- Might not have to do much homework testing,? if already in the literature.
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A few references state that Hp used:
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N-(2-Hydroxyethyl)-2-pyrrolidone? (HP)
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1,6-hexanediol (HP)
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in their Hp? Ink Jet? inks...
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The Acid Salt 3 is the question....? ?
Possible preservatives to prevent oxidation & bacterial growth, etc.
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Can't seem to get my hands on a .pdf? of what seems to be a good reference, age appropriate:
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Aginsky, V. N. (1996). Dating and Characterizing Writing, Stamp Pad and Jet Printer Inks by Gas Chromatography / Mass ?Spectrometry.? International ?Journal of Forensic Document Examiners, Vol. 2, No. 2, pp.103-115
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