Tetrapropyl Ammonium Hydroxide CAS NO. 4499-86-9 TPAH

Description

Tetrapropyl Ammonium Hydroxide CAS NO. 4499-86-9, simply called TPAH or TPAOH. Assay 25%/40% in Water or 25% in Methanol. Easy to absorb Carbon Dioxide, strongly alkaline, highly corrosive. 25%/40% in Water made by electrolysis with starting materials Tetrapropyl Bromide. 25% in Methanol made by synthesis.

CAS NO.: 4499-86-9
Molecular Formula: C₁₂H₂₈NOH
Molecular Weight: 203.36
Purity (Content): 25% in Water/Methanol or 40% 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

Tetrapropyl Ammonium Hydroxide CAS NO. 4499-86-9 TPAH, belongs to Quaternary Ammonium Hydroxide, organic strong alkali compounds, in 25% or 40% 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

Tetrapropyl Ammonium Hydroxide 40% in Water

Appearance	Colorless transparent liquid
Assay	39.50 ~ 40.50%
Carbonate	0.1% max.
Bromide	100 ppm max.
K	5 ppm max.
Na	5 ppm max.
Color (APHA)	≤ 20#

Tetrapropyl Ammonium Hydroxide 25% in Water

Appearance	Colorless transparent liquid
Assay	24.50 ~ 25.50%
Carbonate	0.1% max.
Bromide	100 ppm max.
K	5 ppm max.
Na	5 ppm max.
Color (APHA)	≤ 20#

We can also customize other assay in Water as customer’s requirements (below 40%).

Tetrapropyl 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 polarographic reagents and pH regulators in analytical chemistry.
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

TPAH 25%/40% 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
TPAH 25% in Methanol	160KG/plastic drum, 4 drums/pallet, total 12.8mt in 20’FCL
TPAH 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.