---
title: Reveal Aluminum Microstructure Without Hazardous Etchants
url: https://www.buehler.com/reveal-aluminum-microstructure-without-hazardous-etchants/
date: 2026-04-20T18:50:08+00:00
modified: 2026-05-06T21:24:45+00:00
lang: en_US
---

# Reveal Aluminum Microstructure Without Hazardous Etchants

# Reveal Aluminum Microstructure Without Hazardous Etchants

Keller's reagent contains HF, a highly toxic contact poison. NeoTerra® delivers consistent microstructure results without harsh chemicals. Watch the Video [Learn More About NeoTerra](https://www.buehler.com/products/grinding-and-polishing/electropolishing-and-etching/neoterra-electrolytic-metallography-system/) ![NeoTerra TerraBlends in Lab](https://www.buehler.com/wp-content/uploads/2026/04/NeoTerra-TerraBlends-in-Lab-1024x585.jpg)

## The Risk Behind Keller's Reagent

- Contains hydrofluoric acid (HF), a highly toxic contact poison
- Requires strict handling procedures and PPE

- Relies on operator technique for consistent results
- Introduces variability from sample origin

A safer smarter choice is now available

![NeoTerra Reveal](https://www.buehler.com/wp-content/uploads/2026/04/NeoTerra-Reveal-1024x684.jpg)

# A Safer Approach to Etching

NeoTerra replaces traditional etching with a method-driven process designed for consitency, safety, and ease of use.

### Instead of relying on hazardous chemicals:

NeoTerra replaces traditional etching with a method-driven process designed for consitency, safety, and ease of use

### Instead of strict handling procedures:

NeoTerra uses acid-free TerraBlends® to safely reveal microstructures

### Instead of operator-dependent results:

Pre-Programmed methods deliver repeatable outcomes across users

### Instead of process variability:

Standardized workflows ensure consitent results from sample to sample

[Learn More About NeoTerra](https://www.buehler.com/products/grinding-and-polishing/electropolishing-and-etching/neoterra-electrolytic-metallography-system/)

## See

![NeoTerra](https://www.buehler.com/wp-content/uploads/2025/10/NeoTera-Name-Logo-Final-Blue-1024x206.png)

## In Action

![NeoTerra Splash Video Thumbnail](https://www.buehler.com/wp-content/uploads/2026/04/NeoTerra-Splash-Video-Thumbnail-1024x525.jpg) Watch the Full Process

## Ready to Replace Keller's Reagent?

See how NeoTerra simplifies your process while eliminiating hazardous etchants.

[Talk to a Buehler Specialist About Your Application](https://www.buehler.com/request-product-information-neoterra.php) Watch the Video [Learn More About NeoTerra](https://www.buehler.com/products/grinding-and-polishing/electropolishing-and-etching/neoterra-electrolytic-metallography-system/)