Gold etchant

Catalog Number	Quantity
044584.R0 also known as 044584-R0	1 qt.

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Catalog number 044584.R0

also known as 044584-R0

Price (CNY)

Quantity:

1 qt.

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Specifications

Chemical Name or MaterialGold etchant

MDL NumberMFCD07370792

FormLiquid

Quantity1 qt.

Unit SizeEach

High purity, low sodium and 0.2 micron filtration system for semiconductor and microelectronic applicationsGold etchant is a selective general-purpose etchant for gold. It is compatible with negative and positive photoresists.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

RUO – Research Use Only

Frequently asked questions (FAQs)

What is the etch rate of Gold etchant at 25 degrees C?

Gold etchant has an etch rate of 28 Å/sec at 25 degrees C.

How do I reduce undercutting of an etchant?

Undercutting of the etchant can be reduced by increasing the rate of stirring or agitation.

Do I need to dilute an etchant?

No, it is a ready-to-use solution. Dilution will only be necessary if you want to reduce the etch rate.

How do I reduce the etch rate of an etchant?

The etch rate of the etchant can be reduced by adding 1 part deionized water to 2 parts etchant. This will reduce the etch rate approximately 50%.

How do I increase the etch rate of an etchant?

The etch rate of the etchant will be increased by increasing the rate of stirring or agitation.