Assay 98%min(with pentahydrate), white crystal. Easy to absorb carbon dioxide, strong alkalinity, strong corrosiveness
Cas No. :
75-59-2Appearance :
White crystalAssay :
98%min (pentahydrate)HS Code :
2923900090Molecular Weight :
181.15Molecular Formula :
C4H12NOH· 5H2OProduct Name:
Tetramethyl ammonium hydroxide pentahydrate 98% crystal CAS No. 10424-65-4
Product Description:
Tetramethyl ammonium hydroxide pentahydrate 98% crystal CAS No. 10424-65-4, TMAOH Pentahydrate, TMAH Pentahydrate, belongs to Quaternary ammonium hydroxide, a strong organic alkali with a molecular structure similar to ammonium hydroxide, but stronger in alkalinity than sodium hydroxide and potassium hydroxide.
Hazard information: UN3423, Class 8
Our TMAH Pentahydrate passed many heavy customers' sampling testing, widely use as catalysts in silicone and rubber antioxidants or electronics industry. Electronic grade Tetramethyl ammonium hydroxide pentahydrate also can be customized here.
Product Specifications:
| Appearance | White Crystal |
| Assay | ≥ 98% (with Pentahydrate) |
| Carbonate Salt | ≤ 0.5% |
| Heavy Metal | ≤ 5ppm |
Electronic grade Tetramethyl ammonium hydroxide pentahydrate also provided. Detailed specifications as below:
| Appearance | White Crystal |
| Assay | ≥ 99% (with Pentahydrate) |
| Carbonate Salt | ≤ 0.1% |
| Na | ≤ 2 ppm |
| Mg | ≤ 2 ppm |
| Al | ≤ 2 ppm |
| K | ≤ 2 ppm |
| Ca | ≤ 2 ppm |
| Cr | ≤ 2 ppm |
| Fe | ≤ 2 ppm |
| Ni | ≤ 2 ppm |
| Cu | ≤ 2 ppm |
| Zn | ≤ 2 ppm |
| Ag | ≤ 2 ppm |
| Pb | ≤ 2 ppm |
Applications:
• Tetramethyl ammonium hydroxide(TMAH) as a developer in the integrated circuit (IC) industry, liquid crystal display (TFT-LCD) industry, and optoelectronics (LED) industry.
• Cleaning agent: Tetramethyl ammonium hydroxide(TMAH) as PCB and other electronic industry cleaning agents. Tetramethyl ammonium hydroxide(TMAH) has good cleaning effect and no residue
• Industrial catalysts: Tetramethyl ammonium hydroxide(TMAH) as Phase transfer catalysts, are a type of catalyst that can help transfer reactants from one phase to another that can undergo a reaction, thereby accelerating the reaction rate of heterogeneous systems.
• Tetramethyl ammonium hydroxide(TMAH), as a quaternary alkali, is an efficient catalyst in the fields of silicone and rubber antioxidants.
| Appearance Picture | Molecular Formula | Package Photo |
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Package Details:
• 20kg/fiber drum, 18 drums/pallet, total 7.2MT per 20'FCL with pallets.
• Other packages as per clients' requests.
Storage & Notes:
Stored in the dark, cool, dry and ventilated place. Avoid moisture and heat. Wash with plenty of water after contact with skin.
Tags :
Zhongnan Gaoke, Changfeng, Hefei, China
Email : muguang10@gmail.com
