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.
Tetramethyl Ammonium Hydroxide Pentahydrate CAS NO.10424-65-4 TMAH Pentahydrate
Description
- CAS NO.: 10424-65-4
- Molecular Formula: C₄H₁₂NOH· 5H₂O
- Molecular Weight: 181.15
- Purity (Content): 98%min. Pentahydrate
- Appearance: White Crystal
- Package: 25KG/drum
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
| Appearance | White Crystal |
| Assay | 98% min. |
| Carbonate Salt | 0.5% max. |
| Heavy Metal | 2 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 |
