Tetramethylammonium Hydroxide 25% WW In Methanol


Synonym:  TMAH
Linear Formula:  C4H13NO
Molecular Weight:  91.15g/mol
CAS Number: 75-59-2

Properties

Vapour pressure 17.5 mm Hg ( 20 ℃)
Refractive index n20/D 1.384
B pt. 110 ℃
Density 0.866 g/mL at 25 ℃

Safety Information

Hazard Statement(s) H226 - H300 + H310 - H314 - H331 - H370 - H372 - H411
Precautionary Statement  P210 - P273 - P280 - P301 + P310 + P330 - P303 + P361 + P353 - P305 + P351 + P338 + P310
Symbol
Signal word Danger
HS Code 2923900090
Flash point 27℃
Storage Temp. Store at room temperature.
Storage Class 8
Packaging Glass Bottle
UN Number 2920

Description

Recommended products
111224555-Nonafluoro-4-(Trifluoromethyl)-3-Pentanone 98.0%(GC)

Application
Tetramethylammonium hydroxide solution (25 wt.% solution in methanol) may be used in the synthesis of zirconium oxides via a modified sol-gel method with potential application as catalyst materials in CO hydrogenation.

Purpose
For R&D use onlynot for drug household or other uses.

General Description
Tetramethylammonium hydroxide is a quaternary ammonium salt generally used as an anisotropic etchant for silicon due to its high silicon etching rate.

Documents

COA
Not Available
 
SDS
COA
Specification
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