Sodium Hydroxide Solution (2.5N)

£20.00£28.00 Exc VAT

This product is used as a micro-etchant to reveal the general structure of Pure Tantalum, Tin-Iron alloys & Zinc-Cobalt alloys.

When used as a macro-etch, this product can be used on almost all aluminum alloys as a good general-purpose etchant. Additionally the sample does not require fine grinding.

Description

When used as a micro-etchant, swab or immerse for between 5–15 s.

When used as a macro-etchant immerse the sample for between 5 to 15 min in the solution heated to 140 to 160°F (60 to 70°C). Rinse in water, and remove smut in strong Nitric Acid (HNO3) solution.

Rinse and repeat etching if necessary.

Additional information

Weight 0.27 kg
Dimensions 6 × 6 × 14 cm
Reagent Type

,

Indicated Use

Volume (mls)

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