Ammonium Polyphosphate Fertilizer 11-37-0
Synonyms: APP 11-37-0; Polyphosphoric acids, ammonium salts 11-37-0; Water-Soluble fertilizer APP 11-37-0; Slow-releasing fertilizer APP 11-37-0; release-control fertilizer APP 11-37-0
CAS No.: 68333-79-9 EC No.:
Molecular Formula: (NH4PO3)n
by thermal process
Ammonium polyphosphate 11-37-0 is a compound of monomer, dimer, trimer, tetramer, pentamer, hexamer, heptamer of ammonium phosphate. It is used as an high-efficient water soluble fertilizer with a healthy balance of quick-acting and slow-releasing. It also works as a very good chelating agent of metal ions in soil such as zinc, manganese, molybdenum, copper, helping to add activity of these metal ions. APP 11-37-0 is manufactured by thermal process.
|P2O5 content||37% min.|
|Nitrogen as N||11% min.|
|Polymerization rate||70% min.|
|Water insulbes||0.2% max.|
|Average Polymerization Degree||70|
1350kgs net /IBC， or flexible container or bulk
Risks and Safety Information
Ammonium polyphosphate is not regulated by UN as hazardous substance
May cause slight skin irritation but not irritating to the mucous membranes.
S-Phrase S24/25 Avoid contact with skin and eyes. React with alkaline solutions to form ammonia and can contribute to eutrophication of stagnant waters. For more information, please see MSDS