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Send InquiryTetra Methyl Ammonium Hydroxide Solution
Tetra Methyl Ammonium Hydroxide Solution Specification
- Residue on Ignition
- ≤0.1%
- Boiling point
- ~100°C (solution); 124°C (pure TMAH)
- Moisture (%)
- Balance (solvent: water)
- Loss on Drying
- Not applicable (aqueous solution)
- Heavy Metal (%)
- ≤0.001%
- Viscosity
- Similar to water
- Ph Level
- 13-14 (strongly alkaline)
- Assay
- ≥25% (w/w) TMAH
- Place of Origin
- India
- EINECS No
- 200-882-9
- HS Code
- 29211990
- Molecular Weight
- 91.15 g/mol
- Storage
- Store in tightly closed containers, at cool and dry place, away from acids
- Molecular Formula
- C4H13NO
- Particle Size
- Not applicable (liquid)
- Melting Point
- N/A (liquid solution)
- Other Names
- Tetramethylammonium hydroxide; TMAH
- CAS No
- 75-59-2
- Type
- Alkali; Quaternary ammonium compound
- Grade
- Electronic grade / Analytical grade
- Usage
- Etchant, developer in semiconductor manufacturing, organic synthesis, photoresist remover
- Purity
- 25% w/w solution in water (other concentrations available)
- Appearance
- Clear, colorless to pale yellow liquid
- Application
- Photoresist developer, anisotropic silicon etching, surfactant, chemical synthesis
- Raw Material
- Methanol, ammonia, water
- Smell
- Ammonia-like
- Color
- Colorless to pale yellow
- Form
- Liquid (aqueous solution)
- UN No.
- UN 3439
- Containers
- HDPE drums, plastic carboys
- Refractive Index
- 1.372 - 1.384 (at 20°C)
- pKa
- 13.9 (as base)
- Solubility
- Completely miscible in water
- Hazards
- Corrosive to skin and eyes, toxic if swallowed or inhaled
- Specific Conductivity
- High
- Density
- 1.01 - 1.02 g/cm³ (at 25°C)
- Shelf Life
- 12 months from manufacture date when properly stored
Tetra Methyl Ammonium Hydroxide Solution Trade Information
- Main Export Market(s)
- Australia, Central America, North America, South America, Western Europe, Middle East, Eastern Europe, Asia, Africa
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TATVA CHINTAN PHARMA CHEM LIMITED
GST : 24AABCT0623N1ZG
GST : 24AABCT0623N1ZG
Mr Vivan Chauhan
(Sales Officer)
Mobile : View Number
502/17, G.I.D.C Estate, Ankleshwar - 393002, Gujarat, India
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