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    HomeProductsQuaternary Ammonium HydroxidesTetramethyl Ammonium Hydroxide Pentahydrate CAS NO.10424-65-4 TMAH Pentahydrate

    Tetramethyl Ammonium Hydroxide Pentahydrate CAS NO.10424-65-4 TMAH Pentahydrate

    Description

    Tetramethyl Ammonium Hydroxide CAS NO. 75-59-2, simply called TMAH or TMAOH, with assay 98%min Pentahyrate. Easy to absorb Carbon Dioxide, strongly alkaline, highly corrosive. Widely used in many fields, as the most common Quaternary Ammonium Hydroxide. Made by concentrated crystallization after electrolysis, with starting materials Trimethylamine and Dimethyl Carbonate.

    • CAS NO.: 10424-65-4
    • Molecular Formula: C₄H₁₂NOH· 5H₂O
    • Molecular Weight: 181.15
    • Purity (Content): 98%min. Pentahydrate
    • Appearance: White Crystal
    • Package: 25KG/drum
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    Details

    Tetramethyl Ammonium Hydroxide Pentahydrate CAS NO.10424-65-4 TMAH Pentahydrate, belongs to Quaternary Ammonium Hydroxide. Easy to absorb Carbon Dioxide, strongly alkaline, highly corrosive. Alkali strength is comparable to Sodium Hydroxide and Potassium Hydroxide. Made from Quaternary ammonium salts normally via electrolysis or synthesis.

    Specifications

    • Tetramethyl Ammonium Hydroxide Pentahydrate
    AppearanceWhite Crystal
    Assay98% min.
    Carbonate Salt0.5% max.
    Heavy Metal2 ppm max.

    We can also customize Tetramethyl Ammonium Hydroxide Pentahydrate Electronic Grade with lower Metal contents.

    Application

    • Used in synthesis catalyst as rubber anti-aging agent.
    • Used as catalysts for the polymerization of silicone rubber and other silicone products.
    • Used in wet electronic chemicals.
    • Widely used as developer in electronics and semiconductor industry.
    • Used as phase transfer catalysts in organic synthesis chemistry.
    • Used as electronic cleaning agents and Electronic etchants.

    Package

    TMAH Pentahydrate 25KG/drum, 18 drums/pallet, total 9mt in 20’FCL or 18mt in 40’FCL

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