Tetramethylammonium hydroxide (TMAH, 25% concentration)
Hubei Xingfu Electronic Materials Co., Ltd.
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Process chemicals
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Product Description
Electron-grade tetramethylammonium hydroxide exhibits strong alkalinity. A 25% aqueous solution is known as an alkaline developer, which primarily works by neutralizing and removing the organic acids formed in the photoresist after exposure, thereby leaving behind the unreacted photoresist pattern. Metal ion content is less than 5 ppb.
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