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Chromium etchant

Catalog No. AA44582LV
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AA44582R0 1 qt.
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Catalog No. AA44582LV Supplier Thermo Scientific Chemicals Supplier No. 044582LV
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Description

High Purity Ceric Ammonium Nitrate System For Precise, Clean Etching of Chromium and Chromium Oxide Films

High purity ceric ammonium nitrate system for precise, clean etching of chromium and chromium oxide films

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.

TRUSTED_SUSTAINABILITY

Specifications

Color Orange
Chemical Name or Material Chromium etchant
Density 1.16 g/cm3 at 20°C
Quantity 1 gal.
Odor Acrid
Vapor Pressure 17mm Hg at 20°C
Form Liquid
MDL Number MFCD07370678

Frequently Asked Questions (FAQs)

How do I reduce undercutting of Chromium etchant?

Undercutting of Chromium etchant can be reduced by increasing the rate of stirring or agitation.
Do I need to dilute Chromium etchant before use?

No, Chromium etchant 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 Chromium etchant?

The etch rate of Chromium 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 Chromium etchant?

The etch rate of Chromium etchant will approximately double with every 10 degrees Celsius increase in temperature. The etch rate can also be increased by increasing the rate of stirring or agitation.
What is the etch rate of Chromium etchant at 40 degrees Celsius?

The etch rate of Chromium etchant at 40 degrees Celsius is 40 Angstroms/sec.

RUO – Research Use Only

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