---
title: Magnesium Chloride
date: 2025-02-21T09:35:50Z
modified: 2026-09-14T07:19:03Z
permalink: "https://allanchem.com/magnesium-chloride/"
type: page
status: publish
excerpt: ""
wpid: 2851
timestamp: 2026-09-14T07:19:03Z
tags: []
---

##### CAS Number

7791-18-6















##### grade

ACS, USP, FCC















##### packaging

Various







































Magnesium chloride is an inorganic compound consisting of magnesium and chlorine ions. It is a naturally occurring mineral found in seawater, as well as in mineral deposits known as brine wells.
**Chemical Formula:** MgCl2
**Appearance:** A white, crystalline solid.
**Uses:**
**Food and Beverage Industry:** In the food and beverage industry, magnesium chloride is used as a coagulant and firming agent in the production of tofu and certain dairy products. It helps promote the coagulation of soy milk or dairy milk, resulting in the formation of solid curds.
**Pharmaceuticals:** Used in bath salts and topical solutions for its potential therapeutic benefits, such as muscle relaxation, stress relief, and skin conditioning.
**Nutraceuticals:** Magnesium chloride supplements are sometimes used to replenish magnesium levels in the body, as magnesium is an essential mineral involved in numerous biochemical processes.
**Concrete Additive:** As a concrete additive, magnesium chloride is employed to accelerate the setting and hardening of cementitious materials. It helps improve the early strength development of concrete mixes, allowing for faster construction timelines and reduced curing times, particularly in cold weather conditions.
**Additional Applications:** Magnesium chloride is found in industrial processes, including textile dyeing, metal surface treatment, and leather tanning. It may also be utilized in laboratory settings for chemical synthesis, analytical chemistry, and research purposes.







































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