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Gold etchant
Description
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.
Specifications
Specifications
| Chemical Name or Material | Gold etchant |
| Quantity | 1 qt. |
| Form | Liquid |
| MDL Number | MFCD07370792 |
Frequently Asked Questions (FAQs)
Gold etchant has an etch rate of 28 Å/sec at 25 degrees C.
Undercutting of the etchant can be reduced by increasing the rate of stirring or agitation.
No, it is a ready-to-use solution. Dilution will only be necessary if you want to reduce the etch rate.
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%.
The etch rate of the etchant will be increased by increasing the rate of stirring or agitation.
RUO – Research Use Only
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