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TRI-AMMONIUM ORTHOPHOSPHATE

CAS No.
10124-31-9
Chemical Name:
TRI-AMMONIUM ORTHOPHOSPHATE
Synonyms
azane,phosphoricaci;TRI-AMMONIUM ORTHOPH;azane,phosphoric acid;AMMONIUMORTHOPHOSPHATE;Phosphoricacid,ammoniumsalt;Phosphoric acid,ammonium salt (1:);Triammonium orthophosphate trihydrate;TRI-AMMONIUM ORTHOPHOSPHATE ISO 9001:2015 REACH;TIANFU-CHEM 10124-31-9 TRI-AMMONIUM ORTHOPHOSPHATE
CBNumber:
CB6330220
Molecular Formula:
H6NO4P
Molecular Weight:
115.02
MDL Number:
MFCD00036305
MOL File:
10124-31-9.mol
MSDS File:
SDS
Last updated:2026-03-18 11:52:23

TRI-AMMONIUM ORTHOPHOSPHATE Properties

EPA Substance Registry System Ammonium phosphate (10124-31-9)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P280-P305+P351+P338
TSCA  TSCA listed

TRI-AMMONIUM ORTHOPHOSPHATE Chemical Properties,Uses,Production

Uses

Large quantities of the ammonium phosphates are used as fertilizers and in fertilizer formulations. The compounds furnish both nitrogen and phosphorus essential to plant growth. The compounds also are used as fire retardants in wood building materials, paper and fabric products, and in matches to prevent afterglow. Solutions of the ammonium phosphates sometimes are air dropped to retard forest fires, serving the double purpose of fire fighting and fertilizing the soil to accelerate new plant growth. The compounds are used in baking powder formulations, as nutrients in the production of yeast, as nutritional supplements in animal feeds, for controlling the acidity of dye baths, and as a source of phosphorus in certain kinds of ceramics.

Production Methods

Ammonium phosphates usually are manufactured by neutralizing phosphoric acid with NH3. Control of the pH (acidity/alkalinity) determines which of the ammonium phosphates will be produced. Pure grades can be easily made by crystallization of solutions obtained from furnace grade phosphoric acid. Fertilizer grades, made from wet-process phosphoric acid, do not crystallize well and usually are prepared by a granulation technique. First, a highly concentrated solution or slurry is obtained by neutralization. Then the slurry is mixed with from 6× to 10× its weight of previously dried material, after which the mixture is dried in a rotary drier. The dry material is then screened to separate the desired product size. Oversize particles are crushed and mixed with fines from the screen operation and then returned to the granulation step where they act as nuclei for the production of further particles. Other ingredients often are added during the granulation of fertilizer grades. The ratio of nitrogen to phosphorus can be altered by the inclusion of ammonium nitrate, ammonium sulfate, or urea. Potassium salts sometimes are added to provide a 3-component fertilizer (N, P, K). A typical fertilizer grade diammonium phosphate will contain 18% N and 46% P2O5 (weight).
There has been a trend toward the production of ammonium phosphates in powder form. Concentrated phosphoric acid is neutralized under pressure, and the heat of neutralization is used to remove the water in a spray tower. The powdered product then is collected at the bottom of the tower. Ammonium nitrate/ammonium phosphate combination products can be obtained either by neutralizing mixed nitric acid and phosphoric acid, or by the addition of ammonium phosphate to an ammonium nitrate melt.

TRI-AMMONIUM ORTHOPHOSPHATE Preparation Products And Raw materials

Global( 52)Suppliers
Supplier Tel Email Country ProdList Advantage
Henan Tianfu Chemical Co.,Ltd.
+86-0371-55170693 +86-19937530512 info@tianfuchem.com China 21591 55
career henan chemical co
+86-0371-86658258 +8613203830695 factory@coreychem.com China 29795 58
ANHUI WITOP BIOTECH CO., LTD
+8615255079626 eric@witopchemical.com China 23541 58
Shaanxi Dideu Medichem Co. Ltd
+86-029-89586680 +86-18192503167 1026@dideu.com China 10000 58
Dayang Chem (Hangzhou) Co.,Ltd.
+86-0571-88938639 +8617705817739 info@dycnchem.com China 52705 58
Alfa Chemistry
+1-5166625404; Info@alfa-chemistry.com United States 20405 58
PT CHEM GROUP LIMITED
+86-85511178; peter68@ptchemgroup.com China 35425 58
HANGZHOU LEAP CHEM CO., LTD.
+86-571-87711850 market18@leapchem.com China 43333 58
Shanghai Acmec Biochemical Technology Co., Ltd.
+86-18621343501; +undefined18621343501 product@acmec-e.com China 33324 58
SHANGHAI KEAN TECHNOLOGY CO., LTD.
+8613817748580 cooperation@kean-chem.com China 40066 58

View Lastest Price from TRI-AMMONIUM ORTHOPHOSPHATE manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
TRI-AMMONIUM ORTHOPHOSPHATE pictures 2025-12-01 TRI-AMMONIUM ORTHOPHOSPHATE
10124-31-9
US $0.00 / kg 1kg 99% 10000KGS Shaanxi Dideu New Materials Co. Ltd
TRI-AMMONIUM ORTHOPHOSPHATE pictures 2020-01-13 TRI-AMMONIUM ORTHOPHOSPHATE
10124-31-9
US $1.00 / KG 1KG 98%-99.9% 200kg Career Henan Chemical Co
Phosphoricacid,ammoniumsalt Triammonium orthophosphate trihydrate AMMONIUMORTHOPHOSPHATE azane,phosphoric acid Phosphoric acid,ammonium salt (1:) azane,phosphoricaci TRI-AMMONIUM ORTHOPHOSPHATE ISO 9001:2015 REACH TIANFU-CHEM 10124-31-9 TRI-AMMONIUM ORTHOPHOSPHATE TRI-AMMONIUM ORTHOPH 10124-31-9 Inorganics