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Merck

Ionic liquid "buffers"-pH control in ionic liquid systems.

Chemical communications (Cambridge, England) (2010-09-28)
Douglas R Macfarlane, R Vijayaraghavan, Huy N Ha, Aleksey Izgorodin, Katherine D Weaver, Gloria D Elliott
RESUMO

We describe hydrated ionic liquids which have an intrinsic proton buffering action and hence an ability to control proton activity in an ionic medium.

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Sigma-Aldrich
Thymol Blue, ACS reagent
Supelco
Thymolphthalein, ACS reagent, indicator (pH 8.8-10.5)
Sigma-Aldrich
Thymolphthalein, ACS reagent, Dye content 95 %
Sigma-Aldrich
Thymol Blue sodium salt, ACS reagent, Dye content 95 %