Molekula
Ammonium polyphosphate
Ammonium polyphosphate is a flame-retardant additive used in plastics, textiles, and coatings to inhibit combustion. It functions as a char-forming agent and smoke suppressant. Available in powder form, it has a CAS number of 68333-79-9, molecular formula (NH4PO3)n, and a molecular weight of 149.08 g/mol. It should be stored at ambient temperatures. Signal word: Warning. Molekula supplies ammonium polyphosphate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Ammonium polyphosphate is a flame-retardant additive used in plastics, textiles, and coatings to inhibit combustion. It functions as a char-forming agent and smoke suppressant. Available in powder form, it has a CAS number of 68333-79-9, molecular formula (NH4PO3)n, and a molecular weight of 149.08 g/mol. It should be stored at ambient temperatures. Signal word: Warning. Molekula supplies ammonium polyphosphate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | White powder |
| Identification | Conforms to reference |
| Moisture | ≤0.25% |
| Average size | To be reported |
| Thermal deomposition temperature | ≥280°C |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 48 months |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| CAS Number | 68333-79-9 |
| Molecular Formula | (NH4PO3)n |
| Molecular Weight | 149.08 |
| SMILES | - |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 990201591 / 2835395000 |
| Tariff Code | 2835390000 |
Safety & GHS
-
Explosive
GHS01
Hazard statements
- H302 Harmful if swallowed
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
For research and industrial use only
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is ammonium polyphosphate used for?
Ammonium polyphosphate is primarily used as a flame retardant in plastics, textiles, and coatings, and as a phosphorus source in fertilizers.
What is the chemical formula and molecular weight of ammonium polyphosphate?
The formula is (NH4PO3)n and the molecular weight is 149.08 g/mol.
How should ammonium polyphosphate be stored?
It should be stored at ambient temperature, in a dry, well-ventilated area, away from moisture and incompatible materials.
What grade of ammonium polyphosphate does Molekula supply?
Molekula supplies technical grade ammonium polyphosphate, suitable for industrial applications.
Can Molekula supply ammonium polyphosphate in bulk?
Yes, Molekula can supply ammonium polyphosphate in bulk quantities; please contact our sales team for pricing and logistics.
What documentation comes with an order of ammonium polyphosphate?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS), compliant with GHS standards.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.