APP series are full-range ammonium polyphosphate flame retardants, including type Ⅰ water-soluble, type Ⅱ low water-soluble, high polymerization degree modified type and surface activated type, matching from low-end fire retardant coatings to high-end engineering plastics.
| Chemical Name | Various Specifications Ammonium Polyphosphate Series |
| Chemical Formula | (NH₄)ₙ₊₂PₙO₃ₙ₊₁ |
| CAS | 68915-31-1 |
| Appearance | White crystalline powder with complete fineness specifications |
| Melting point | Different thermal decomposition temperature with different polymerization degree |
| Density（ρ20）, g/cm³ | 1.75-1.92 |
| Molecular Weight | Increase gradually with polymerization degree |
| Solubility | Divided into water-soluble, low water-soluble and hardly water-soluble grades |
Used as main material of water-soluble fire retardant coating, water resistant industrial flame retardant plastics, flame retardant impregnant for wood and paper, rubber and plastic intumescent flame retardant system, special tunnel fireproof coating and basic phosphorus source raw material for flame retardant masterbatch.
Store strictly by model, polymerization degree and water solubility grade, seal all products for moisture proof, store water-soluble type in isolation separately to avoid premature hydrolysis failure caused by moisture.
We mainly supply agricultural fertilizers including urea, potassium sulfate, ammonium chloride and water-soluble fertilizer materials; as well as industrial chemical raw materials such as calcium chloride, sodium bicarbonate and phosphate products.
Yes. We can provide batch COA, MSDS, certificate of origin and other full set of export documents to meet customs clearance requirements worldwide.
Sure. We offer agricultural grade and industrial grade products. Customized purity, particle size and packaging are all available as customers' demands.
Sample order is acceptable. For bulk orders, goods can be delivered within 3-7 days for in-stock items. We also support long-term bulk order production arrangement.
We offer exclusive one-on-one pre-sales and after-sales responses throughout the process, along with customized supporting solutions, ensuring high efficiency, peace of mind, and reliable and stable delivery.
With 26 years of in-depth experience in the chemical industry, we have a well-established supply chain system, sufficient production capacity reserves, and the ability to provide large-scale supplies and continuous delivery.
We adhere to research and development innovation and strict quality control. Our formula and process are mature and stable, and our products feature high purity, stable performance, and are suitable for high-end application requirements in multiple industries.
If you have any questions, concerns, or need assistance, please feel free to contact us via phone, email, or online customer service at any time, and we will provide you with support and answers as soon as possible.
Copyright © 2026 by Waycen Technology （Shandong）Co., Ltd. All Rights Reserved
