kauri-butanol value


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kauri-butanol value

[′kau̇·rē ′byüt·ən‚ȯl ‚val·yü]
(analytical chemistry)
The measure of milliliters of paint or varnish petroleum thinner needed to cause cloudiness in a solution of kauri gum in butyl alcohol.
References in periodicals archive ?
A generally well understood unit for the "cleaning power" of a solvent is the Kauri-Butanol value (Kb-value, ASTM D1133).
IPA is a chemically poor solvent (Kauri-Butanol value), and therefore, the overall measurement accuracy might no correlate to the actual contamination level.