About GAC Chemical
GAC Chemical is the
world wide leading producer of high purity ammonium sulfate used in
markets such as pharmaceutical, food and water treatment. Other
manufactured chemicals include alum, sodium aluminate, aqua ammonia and
sodium hypochlorite. Additionally, GAC Chemical is a leading distributor
in New England for sulfuric acid, specialty flocculants and coagulants,
and custom blends of various fertilizer chemicals.
Our Mission:
To be the leading, independent producer and marketer of quality
chemical products and value-added support services. This mission
includes expanding our growth in the marketplace by providing quality
performance and maintaining the highest standards of excellence and
integrity in our operations.
The competitive environment of
today's business world demands nothing less than our very best. Every
member of the GAC Chemical family shall endeavor to make our company and
our products the best. We are in a race with our competition everyday.
We can only win this race with total commitment and quality performance.

Ammonium Sulfate
Food Chemical Codex (FCC) Grade
FCC Grade Ammonium Sulfate is used extensively in the baking industry as source of nitrogen for yeast risen doughs.
Common Uses: Used as a dough conditioner. Another use is in the manufacture of sausage casings. In the beverage industry, it is used in sparkling wine production. One of the newest uses is in the production...
AQUA AIDE
A Water Treatment Grade Ammonium Sulfate (NSF) - used to form chloramines in drinking and wastewater. It combines with the added chlorine to produce a longer lasting disinfectant.
Spec Sheet: AQUA AIDE CRYSTAL Spec Sheet (PDF document, click link here to download) Packages: GAC packages and ships liquid ammonium sulfate in tank trucks, single and multi trip tote tanks...
Fermentation Grade
A high quality nitrogen source suitable for most non-food biological processes.
Packages: GAC packages and ships liquid ammonium sulfate in tank trucks, single and multi trip tote tanks and drums. Crystalline ammonium sulfate is shipped in tote sacks, 50 lb. & 25 lb. paper...
Reagent Grade (ACS)
GAC's reagent grade is produced from high quality sulfuric acid and purified andhydrous ammonia. All ACS products undergo strict Quality Assurance testing.
Packages: GAC packages and ships liquid ammonium sulfate in tank trucks, single and multi trip tote tanks and drums. Crystalline ammonium sulfate is shipped in various tote sacks, 50 lb. & 25 lb....
USP/NF
GAC's NF grade is produced from high quality sulfuric acid and purified anhydrous ammonia. All NF grade products undergo strict Quality Assurance testing.
Packages: GAC packages and ships liquid ammonium sulfate in tank trucks, single and multi trip tote tanks and drums. Crystalline ammonium sulfate is shipped in various tote sacks, 50 lb. & 25 lb....
Purified Grade
A high purity grade suitable for most applications that must meet FDA requirements.
Packages: GAC packages and ships liquid ammonium sulfate in tank trucks, single and multi trip tote tanks and drums. Crystalline ammonium sulfate is shipped in tote sacks, 50 lb. & 25 lb. paper...
Technical Grade
A high quality grade suitable for most industrial or technical applications.
Packages: GAC packages and ships liquid ammonium sulfate in tank trucks, 1 and multi trip tote tanks and drums. Crystalline ammonium sulfate is shipped in tote sacks, 50 lb. & 25 lb. paper sacks,...
Liquid Grade
Ammonium Sulfate (A/S) Solutions are typically produced at various concentrations between 10% & 40% by weight. GAC produces various grades including NSF. Custom grades are available upon request. Please contact sales for details.
Packages: GAC packages and ships liquid ammonium sulfate in tank trucks, single and multi trip tote tanks and drums. Special packaging is available upon request. Shipping: Normal lead times...
Custom Grades
More Than Chemicals...Solutions!
GAC can supply Ammonium Sulfate in custom screen sizes, package types and sizes and grades to meet practically every requirement from ultra-pure to basic technical. Custom solutions and blends can also...
