TETRAMETHYLAMMONIUM HYDROXIDE 25% aqueous solution pure

Specifications Tetramethyl ammonium hydroxide 75-59-2

1.Pharmaceutical Intermediates Phase Transfer Catalyst

2.High quality

Tetramethylammonium hydroxide solution (TMAH)   CAS.No.:  75-59-2                                                               Molecular formula: C4H13NO   Structural formula:         1.Properties
Colorless crystal (containing three/five crystal waters), easy to absorb moisture, with certain ammonia odor and strong basicity; absorbing carbon dioxide in air, forming carbonate, organic alkali, with strong corrosivity. The product has two kinds of specifications: water solution and methanol solution.   2.Specification  

Item	Specification
Appearance	Colorless to Light yellow transparent liquid
Assay	≥25.0%
(Carbonate)ppm	≤750
(Chloride) ppm	≤500
Fe(Iron) ppm	≤2
K+Na(Potassium and Sodium)%	≤0.5

  3.Application:   1) In the aspect of analysis, tetramethylammonium Hydroxide can be used as polarographic reagent. 2) In terms of product purification, it was used as ash free alkali to sediment some metallic element.  3) In the production of organic silicon, it is commonly used for computer silicon wafer surface brightener, cleaning agent etc.    4.Packing
 25kg,200kg Plastic Barrel      5.Storage
a, Stored in cool, dry and ventilation place b, Away from fire and heat c, Handle with care and no breakage   6.Delivery
Common chemical for Land, Sea and Air deliver   Company introduction   1. Establishment: Founded in 1993.    2. Main product: New catalysts, especially phase transfer catalysts (PTC).   3. Location: Headquartered in Jiangyin city, Jiangsu with several production bases   4. Technology:  Establishes PTC processing, synthesis and pilot workshops, analysis and application labs, makes long-term exchange and cooperation with scientific research institutions including Zhejiang University, and keeps a leading position in the field of technology.   5. Picture of Lanyu:  Factory overview:    Overview of workshop:   R&D Center:   Packings and Delivery: Products:

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Product Categories : Quaternary Ammonium Base