---
title: Potassium Dichromate
date: 2025-03-05T09:12:31Z
modified: 2026-09-14T10:17:12Z
permalink: "https://allanchem.com/potassium-dichromate/"
type: page
status: publish
excerpt: ""
wpid: 4399
timestamp: 2026-09-14T10:17:12Z
tags: []
---

##### CAS Number

7778-50-9















##### Grade

ACS















##### Packaging

Fiber Drum







































Potassium Dichromate is a strong oxidizing agent and is highly toxic. It has industrial applications, primarily in the fields of chemistry, manufacturing, and laboratory analysis.
**Chemical Formula:** K₂Cr₂O₇
**Appearance:** Bright orange-red crystals or as a fine orange-red powder.
**Uses:**
**Oxidizing Agent:** Potassium dichromate is widely used as a powerful oxidizing agent in chemical reactions and industrial processes. It can oxidize a wide range of organic and inorganic compounds, converting them into different products.
**Laboratory Reagent:** It is extensively used as a laboratory reagent for analytical and qualitative chemical analysis. It is employed in titrations and colorimetric assays to determine the concentration of reducing agents and organic compounds.
**Photography:** In traditional photography, potassium dichromate is used in the preparation of light-sensitive emulsions for black-and-white photographic prints and films. It is incorporated into the gelatin layer of photographic papers to enhance their sensitivity to light and improve image contrast.







































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