Tetramethylammonium hydroxide 10% for polarography

Tetramethylammonium hydroxide (TMAH or TMAOH) is a quaternary ammonium salt with the molecular formula N(CH3)4+ OH−.

T 1465 (OTTO) Tetramethylammonium hydroxide 10% for polarography Cas 75-59-2 - used as an anisotropic etchant of silicon, as a basic solvent in the development of acidic photoresist in photolithography process, as a surfactant in the synthesis of ferrofluid and as a polarographic reagent.