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ChemicalBook >> CAS DataBase List >> Tetraethylammonium hydroxide

Tetraethylammonium hydroxide

Tetraethylammonium hydroxide price.
  • $17 - $4142.06
  • Product name: Tetraethylammonium hydroxide
  • CAS: 77-98-5
  • MF: C8H21NO
  • MW: 147.26
  • EINECS:201-073-3
  • MDL Number:MFCD00009024
  • Synonyms:IPC-TEA-OH;TETRAETHYLAMMONIUM HYDROXIDE;TETRAETHYLAMMONIUM HYDROXIDE 20 WT. % &;TETRAETHYLAMMONIUM HYDROXIDE, 35 WT. % S OLUTION IN WATER;TETRAETHYLAMMONIUM HYDROXIDE SOLUTION,~1 .0 M IN WATER;TETRAETHYLAMMONIUM HYDROXIDE, 20 WT. % S OLUTION IN WATER;TETRAETHYLAMMONIUM HYDROXIDE SOLUTION, ~ 40% IN WATER;TETRAETHYLAMMONIUM HYDROXIDE CONC., FOR IPC, PGE W. 6 VIALS
28 prices
Selected condition：
Brand
  • AHH
  • AK Scientific
  • American Custom Chemicals Corporation
  • Frontier Specialty Chemicals
  • GFS CHEMICALS
  • Sigma-Aldrich
  • TCI Chemical
  • TRC
Package
  • 500mg
  • 2.5g
  • 25ML
  • 25g
  • 100mL
  • 100g
  • 250ML
  • 500ML
  • 500g
  • 1kg
  • 1000g
  • 1L
  • 5kg
  • ManufacturerAHH
  • Product numberMT-59121
  • Product descriptionTetraethylammonium hydroxide 98%
  • Packaging1000g
  • Price$555
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product number8020AF
  • Product descriptionTetraethylammoniumhydroxide10%solution
  • Packaging25g
  • Price$27
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM1049175
  • Product descriptionTETRAETHYLAMMONIUM HYDROXIDE 95.00%
  • Packaging25ML
  • Price$1061.62
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM1049175
  • Product descriptionTETRAETHYLAMMONIUM HYDROXIDE 95.00%
  • Packaging500ML
  • Price$4142.06
  • Updated2021-12-16
  • Buy
  • ManufacturerFrontier Specialty Chemicals
  • Product numberJK481305
  • Product descriptionTetraethylammoniumhydroxide,25wt.%solutioninH2O
  • Packaging25g
  • Price$17
  • Updated2021-12-16
  • Buy
  • ManufacturerFrontier Specialty Chemicals
  • Product numberJK481305
  • Product descriptionTetraethylammoniumhydroxide,25wt.%solutioninH2O
  • Packaging100g
  • Price$41
  • Updated2021-12-16
  • Buy
  • ManufacturerFrontier Specialty Chemicals
  • Product numberJK481305
  • Product descriptionTetraethylammoniumhydroxide,25wt.%solutioninH2O
  • Packaging500g
  • Price$131
  • Updated2021-12-16
  • Buy
  • ManufacturerGFS CHEMICALS
  • Product number15321
  • Product descriptionTEAHYDROXIDE,20%TECH
  • Packaging100mL
  • Price$35.48
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number177806
  • Product descriptionTetraethylammonium hydroxide solution 20 wt. % in H2O
  • Packaging100g
  • Price$53.88
  • Updated2025-07-31
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number302929
  • Product descriptionTetraethylammonium hydroxide solution 35wt. % in H
  • Packaging100ml
  • Price$80.84
  • Updated2025-07-31
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number8.22149
  • Product descriptionTetraethylammonium hydroxide (20% aqueous solution) for synthesis
  • Packaging250ML
  • Price$82.8
  • Updated2025-07-31
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number86631
  • Product descriptionTetraethylammonium hydroxide solution ~25% in methanol (~1.5 M)
  • Packaging100ml
  • Price$148
  • Updated2025-07-31
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number86633
  • Product descriptionTetraethylammonium hydroxide solution ~40% in H2O
  • Packaging100ml
  • Price$153
  • Updated2023-06-20
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number177806
  • Product descriptionTetraethylammonium hydroxide solution 20 wt. % in H2O
  • Packaging500g
  • Price$168.96
  • Updated2025-07-31
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number177806
  • Product descriptionTetraethylammonium hydroxide solution 20 wt. % in H2O
  • Packaging5kg
  • Price$1100
  • Updated2025-07-31
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number302929
  • Product descriptionTetraethylammonium hydroxide solution 35wt. % in H
  • Packaging500ml
  • Price$230
  • Updated2025-07-31
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AHH MT-59121 Tetraethylammonium hydroxide 98% 1000g $555 2021-12-16 Buy
AK Scientific 8020AF Tetraethylammoniumhydroxide10%solution 25g $27 2021-12-16 Buy
American Custom Chemicals Corporation CHM1049175 TETRAETHYLAMMONIUM HYDROXIDE 95.00% 25ML $1061.62 2021-12-16 Buy
American Custom Chemicals Corporation CHM1049175 TETRAETHYLAMMONIUM HYDROXIDE 95.00% 500ML $4142.06 2021-12-16 Buy
Frontier Specialty Chemicals JK481305 Tetraethylammoniumhydroxide,25wt.%solutioninH2O 25g $17 2021-12-16 Buy
Frontier Specialty Chemicals JK481305 Tetraethylammoniumhydroxide,25wt.%solutioninH2O 100g $41 2021-12-16 Buy
Frontier Specialty Chemicals JK481305 Tetraethylammoniumhydroxide,25wt.%solutioninH2O 500g $131 2021-12-16 Buy
GFS CHEMICALS 15321 TEAHYDROXIDE,20%TECH 100mL $35.48 2021-12-16 Buy
Sigma-Aldrich 177806 Tetraethylammonium hydroxide solution 20 wt. % in H2O 100g $53.88 2025-07-31 Buy
Sigma-Aldrich 302929 Tetraethylammonium hydroxide solution 35wt. % in H 100ml $80.84 2025-07-31 Buy
Sigma-Aldrich 8.22149 Tetraethylammonium hydroxide (20% aqueous solution) for synthesis 250ML $82.8 2025-07-31 Buy
Sigma-Aldrich 86631 Tetraethylammonium hydroxide solution ~25% in methanol (~1.5 M) 100ml $148 2025-07-31 Buy
Sigma-Aldrich 86633 Tetraethylammonium hydroxide solution ~40% in H2O 100ml $153 2023-06-20 Buy
Sigma-Aldrich 177806 Tetraethylammonium hydroxide solution 20 wt. % in H2O 500g $168.96 2025-07-31 Buy
Sigma-Aldrich 177806 Tetraethylammonium hydroxide solution 20 wt. % in H2O 5kg $1100 2025-07-31 Buy
Sigma-Aldrich 302929 Tetraethylammonium hydroxide solution 35wt. % in H 500ml $230 2025-07-31 Buy

Properties

Melting point :-98C
Boiling point :110 °C
Density :1.023 g/mL at 25 °C
refractive index :n20/D 1.422
Flash point :11 °C
storage temp. :2-8°C
form :Solution
color :colorless to yellow
PH :>13 (H2O, 20°C)
Water Solubility :SOLUBLE
Sensitive :Air Sensitive
Merck :14,9201
BRN :3912961
Stability :Stable, but absorbs carbon dioxide from the air
InChIKey :LRGJRHZIDJQFCL-UHFFFAOYSA-M
CAS DataBase Reference :77-98-5(CAS DataBase Reference)
EPA Substance Registry System :Tetraethyl ammonium hydroxide (77-98-5)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger GHS hazard pictograms P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
Precautionary statements:
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P330+P331 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P363 Wash contaminated clothing before reuse.

Description

Tetraethylammonium hydroxide is used as structure Directing Agents (SDAs), in selective etching, photovoltaic chemicals, advanced ceramics, strong organic base, flat panel display chemicals and transesterification catalyst.