Lab Chemical
TETRA METHYL AMMONIUM HYDROXIDE AQUEOUS SOLUTION 10%
Product code RXSOL-60-6605-674
TETRA METHYL AMMONIUM HYDROXIDE AQUEOUS SOLUTION 10%
Description
Tetramethylammonium hydroxide (TMAH or TMAOH) is a quaternary ammonium salt with the molecular formula N(CH3)4+ OH−. It is commonly encountered as concentrated solutions in water or methanol. The solid and solutions are colorless, or yellowish if impure.
Application
Application
TMAH solution is widely used in the electronics industry as a developer or cleaner. TMAH is typically one of several ingredients in etching / stripping mixtures, although it may also be used as a pure chemical. It is often used in solution in water, and less frequently, in methanol.