
We are committed to meeting the needs of our customers, and constantly improving our APP, Tris(1,3-dichloropropyl)phosphate, DBDPO to promote the wide application of it. Our initiative, relentless efforts and strict self-discipline are fundamentally driven by a genuine concern for our customers, employees and shareholders. Our company has a professional maintenance team, with a wealth of practical experience, excellent ideas, leading technology to win the praise of customers. We have to gradually standardize the company's business management activities in accordance with the modern enterprise management system to achieve the organic combination of responsibility, power and benefit, so that the responsibility and rights of each department and employee of the company can be balanced with each other.
Chemical name: | Ammonium Polyphosphate |
Synonyms: | APP |
CAS No. : | 68333-79-9 |
Formula: | (NH4PO3)n |
CHARACTERISTICS:
APP with high polymerization has low solubility in water, it can be applied to the products with high humidity/water.
It contain high phosphorus,also it has high chemical stability.
It can be used in solvent/water based intumescent coatings. And is used as flame retardant in flexible and rigid urethane foams,unsaturated polyesters,epoxies,acrylics and polyurethanes.
SPECIFICATION:
Appearance | White free-flowing powder |
pH value of 10% suspension, 25 ℃ | 5.5 - 7.0 |
Acid number, mgKOH/g | ≤ 1.0 |
Solubility in Water@25 ℃, g/100ml | ≤ 0.5 |
Nitrogen % | 14.0-15.0 |
Phosphorus (as P) % | 31.0-32.0 |
Density g/cm3 | approx. 1.9 |
Bulk density g/cm3 | approx. 0.7 |
Viscosity of 10% suspension @25 ℃,mPa.s | ≤ 100 |
Degree of polymerization | > 1000 |
Average Particle Size (D50) µm | approx. 15 |
Marks:Meantime we also provide many types APP with different specifcations.
PACKING & STORAGE:
Packed in 25 kg net bags or big bags
Store in ventilated, dry place, avoid direct sunlight.


We are dedicated to providing Ammonium Polyphosphate APP 201 as well as efficient and timely services for customers at home and abroad. We always believe that the only way to expand our business is to cooperate with our customers and develop together. Our company has high-tech quality inspection equipment and professional product inspection and quality control team, and constantly improve the quality management system of products.