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Diammonium Phosphate CAS#7783-28-0

Diammonium Phosphate CAS#7783-28-0

Basic Information

Diammonium Phosphate

Diammonium phosphate is a dry crystalline ammonium phosphate produced by reacting ammonia with phosphoric acid. It provides nitrogen and phosphorus nutrients and is widely used as a compound fertilizer for vegetables, fruit, rice, and wheat. Additional applications include livestock feed, yeast nutrition, water softening, food leavening and buffering, analytical reagents, flame retardants, fire extinguishers, wastewater treatment, and industrial impregnation.

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product description

Broad Product Range and Versatility:Includes monoammonium, diammonium orthophosphates, and ammonium polyphosphates to meet diverse agricultural and industrial application needs.


Efficient and Reliable Production Process:Manufactured by direct reaction of anhydrous ammonia with orthophosphoric or superphosphoric acid, ensuring consistent quality and high purity.


Excellent Handling Properties:Dry, free-flowing crystalline solids that are easy to handle, package, and process in large-scale operations.


Convenient Storage and Transportation:Stable solid form with good physical strength, reducing caking and dusting for safer and more economical logistics.


Product Description of Diammonium Phosphate CAS#7783-28-0

Ammonium phosphates mainly include monoammonium orthophosphate, diammonium orthophosphate and ammonium polyphosphate. They are produced by the direct reaction of anhydrous ammonia with orthophosphoric acid or superphosphoric acid. These products are dry crystalline solids with good handling performance, facilitating convenient storage, transportation and industrial processing.


Product Application of Diammonium Phosphate CAS#7783-28-0

Diammonium phosphate is widely used as a high-efficiency compound fertilizer for vegetables, fruits, rice and wheat, providing both nitrogen and phosphorus nutrients. It also serves as a feed additive for livestock and ruminants, as well as a yeast nutrient and water softener. In industrial and laboratory applications, it is used as an analytical reagent and buffer agent, and applied in printing plates, pharmaceuticals and electronic components. In the food industry, it acts as a leavening agent, dough conditioner, fermentation additive and pH regulator. Furthermore, industrial-grade diammonium phosphate is utilized in flame retardant formulations, dry powder fire extinguishers, wood and fabric impregnation, fluorescent phosphors, wastewater treatment, as well as special fireproof and military thermal insulation materials.

Product Specifications

Parameters


Melting point155 °C (dec.)(lit.)
bulk density800-1000kg/m3
density1.203 g/mL at 25 °C
vapor pressure0.076Pa at 20℃
RTECSTB9385000
storage temp.-20°C
solubilityH2O: 1 M at 20 °C, clear, colorless
formPowder
Specific Gravity1.619
colorWhite
Odorwh. cryst. or powd., odorless, cooling salty taste
PH7.6-8.2 (100g/l, H2O, 20℃)
Water Solubility58 g/ 100mL (10 ºC)
λmaxλ: 260 nm Amax: 0.065
λ: 280 nm Amax: 0.065
Merck14,542
Stability:Stable. Incompatible with strong acids, strong bases, strong oxidizing agents.
InChIKeyMNNHAPBLZZVQHP-UHFFFAOYSA-N
LogP-2.148 (est)
CAS DataBase Reference7783-28-0(CAS DataBase Reference)
EPA Substance Registry SystemDiammonium phosphate (7783-28-0)


Safety Information


Hazard CodesXi,Xn,N
Risk Statements36/37/38-20/21/22-50
Safety Statements26-36-61-37/39
RIDADRUN 3465 6.1 / PGIII
WGK Germany1
F3
TSCAYes
HS Code31053000
Hazardous Substances Data7783-28-0(Hazardous Substances Data)
ToxicityLD50 orally in Rabbit: 6500 mg/kg LD50 dermal Rabbit > 7950 mg/kg


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Shipping And Transportation

Delivery Time

Inventory 2-3 working days New manufacturing 7-10 working days

Mode of Transportation
1. By Air, fast but expensive.
2. By Sea, usual and economy.
3. By Train, suit for middle Asia countries.
4. By Express, suit for small package.
We only provide highest quality goods available, accompanied by after support!

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FAQ

1. What products does Shandong Junzheng Chemical supply?
We supply inorganic chemicals, organic solvents, water treatment chemicals, and surfactants, including calcium chloride, soda ash, sodium bicarbonate, caustic soda, citric acid, ethyl acetate, and SLES. Please contact us to confirm specific product availability.


2. Which industries do your products serve?
Our products serve pharmaceutical, agrochemical, dye, rubber, construction, coal processing, and other chemical industries. Product suitability depends on the required grade, specifications, and application.


3. How can I get a quotation?
Please provide the product name, CAS number, required specifications, quantity, packaging requirements, and destination port. These details help us prepare an accurate quotation.


4. How do you control product quality?
We follow strict quality testing procedures supported by technical personnel, research equipment, and an established management system. Specific quality requirements can be confirmed before placing an order.


5. Can you help me select a suitable chemical?
Yes. Our technical team can assist with product selection based on your application and required specifications. Please share your intended use and key technical requirements.

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