Tetraethyl Ammonium Hydroxide CAS NO.77-98-5 TEAH

Description

Tetraethyl Ammonium Hydroxide CAS NO. 77-98-5, simply called TEAH or TEAOH. Assay 25%/35% in Water or 25% in Methanol. Easy to absorb Carbon Dioxide, strongly alkaline, highly corrosive. 25%/35% in Water made by electrolysis with starting materials Tetraethylammonium Bromide or Tetraethylammonium Chloride. 25% in Methanol made by synthesis.

CAS NO.: 77-98-5
Molecular Formula: C₈H₂₀NOH
Molecular Weight: 147.26
Purity (Content): 25% in Water/Methanol or 35% in Water
Appearance: Colorless transparent liquid / Colorless to light yellow liquid
Package: 200KG/drum; 1000KG/IBC drum; 24MT/ISO Tank

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Details

Tetraethyl Ammonium Hydroxide CAS NO. 77-98-5 TEAH, belongs to Quaternary Ammonium Hydroxide, organic strong alkali compounds, in 25% or 35% aqueous solution or 25% Methanol solution. 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

Tetraethyl Ammonium Hydroxide 35% in Water

Appearance	Colorless transparent liquid
Assay	34.50 ~ 35.50%
Chloride + Bromide	100 ppm max.
K	5 ppm max.
Na	5 ppm max.
Color (APHA)	≤ 20#

Tetraethyl Ammonium Hydroxide 25% in Water

Appearance	Colorless transparent liquid
Assay	24.50 ~ 25.50%
Chloride + Bromide	100 ppm max.
K	5 ppm max.
Na	5 ppm max.
Color (APHA)	≤ 20#

Tetraethyl Ammonium Hydroxide 25% in Methanol

Appearance	Colorless to light yellow liquid
Color (APHA)	≤ 100#
Assay	25% min.
Inorganic Alkali	2% max.

Application

Used as Molecular sieve template agent
Used as catalysts for the polymerization of silicone rubber and other silicone products.
Used in wet electronic chemicals.
Used as phase transfer catalysts in organic synthesis chemistry.
Used as electronic cleaning agents and Electronic etchants.

Package

TEAH 25%/35% in Water	200KG/plastic drum, 4 drums/pallet, total 16mt in 20’FCL
	1000KG/IBC drum, total 20mt (20 IBCs) in 20’FCL
	24000KG/ISO Tank
TEAH 25% in Methanol	160KG/plastic drum, 4 drums/pallet, total 12.8mt in 20’FCL
TEAH 25% in Methanol	800KG/IBC drum, total 16mt (20 IBCs) in 20’FCL

FAQ

Q
How to buy and get more information?

A
You can contact info@ahsuper.com to purchase and get more information like CoA, TDS, MSDS, or find in download.
Q
Do you have MOQ for the product?

A
We don’t have MOQ for mostly regular products. We can ship 500g, 1KG or 5KG by courier or by air for testing. And for more quantities, we can ship by sea in LCL or FCL. For some special customized products, we have MOQ around 100KG to 1MT.
Q
Can you support VQ documentation and necessary paperwork?

A
Yes, we can support VQ documentation and necessary paperwork. We are regular supplier for many heavy customers in China or overseas. We have rich experience for documentation works to meet customers’ company policies.
Q
Can you support factory visiting and testing witness?

A
Yes, we can arrange factory visiting or factory audit. Before the shipment, we can also arrange testing witness in our lab for our products.