Food-grade ammonium sulfate is an ammonium compound and inorganic salt most commonly known for its use as a fertilizer in highly alkaline soils.

  • Synonyms: ammonium tetraoxosulfate, diammonium sulfate, mascagnite and actamaster
  • INCI: Ammonium Sulfate
  • Chemical formula: (NH₄)₂SO₄
  • CAS #: 7783-20-2
  • Hazard: Not classified as hazardous


Use the links below to view all package sizes for these specific products:

Ammonium Sulfate Anydrous FCC VI Kosher
Ammonium Sulfate FCC Granular
Ammonium Sulfate FCC Kosher

Product Specification

Appearancewhite, crystalline solid
Solubilitiessoluble in water; Insoluble in acetone, alcohol and ether
Density1.77 g/cm³
Freezing point536 °F
Molecular weight132.14 g/mol
GradeFCC, FG


Ammonium sulfate uses foaming agent for wallboard, gypsum wallboard, wallboard foamer

  • Food and Nutrition: It is used in making casings for sausages.
  • Baking industry: It is used to regulate acidity in breads, flours and doughs.
  • Beverage industry: It is used in the production of sparkling wines and, more recently,
    in the brewing of low carbohydrate beers.

Quick Answers

Food-grade ammonium sulfate is an ammonium compound and inorganic salt most commonly known for its use as a fertilizer in highly alkaline soils.

As a global leader with unwavering commitment to food safety and traceability, you can rely on Brenntag North America for all of your food-grade ammonium sulfate needs. Our network spans 74 countries and 530 locations.

Your best approach will be to contact Brenntag North America. Brenntag is the established global market leader in ingredient and chemical distribution and can fully supply all your ammonium sulfate and other chemical needs.

Ammonium sulfate is available in bags and packages in 25 kg and 50 lb bag size.

You can download a copy of the SDS for ammonium sulfate FG from Brenntag Connect.

Download the SDS now.

This document is for informational purposes only. You accept sole responsibility for reading and complying with the Safety Data Sheets (SDS’s), as well as any other safety information, relating to the products listed herein. The information contained herein is based on Brenntag’s knowledge at the time of publication or release and not on any publications, independent studies, empirical evidence or other form of verification. You should not use or rely on any statements contained herein as a basis for any representations or warranties to your customers or end users as to the safety, efficacy or suitability of any product or for purposes of ensuring your compliance with any laws or regulations. Brenntag makes no warranties, express or implied, as to the accuracy, completeness, or adequacy of the information contained herein or as to fitness of any product for any particular purpose. Nothing contained herein shall be construed as an authorization to use or an inducement to practice any patent, trade secret or other intellectual property right. Before producing and distributing any product, it is your sole responsibility to adequately test and document the performance of the product and acquire any required intellectual property rights. You assume all risks for failing to do so and Brenntag shall not be liable (regardless of fault) to you, your employees, customers or end users or any third party for direct, special or consequential damages arising out of or in connection with the furnishing or use of this information. Please contact your local Brenntag representative if you have any questions about this information.