Paraformaldehyde (PFA) is the solid polymerized form of formaldehyde, consisting of chains of CH₂O units (n = 8–100). APM manufactures pharmaceutical and industrial grade PFA with purity levels of 91%, 95%, and 99% CH₂O content, supplied as fine white powder or uniform granules.
| Chemical Formula | (CH₂O)ₙ |
| CAS Number | 30525-89-4 |
| Molecular Weight | 30.03 (monomer) |
| Purity (CH₂O content) | 91% / 95% / 99% min |
| Appearance | White crystalline powder or granules |
| Moisture Content | ≤ 0.5% (99% grade) |
| Melting Point | 120–170°C (decomposes) |
| Bulk Density | Powder: ~400 g/L; Granular: ~650 g/L |
| pH (1% aqueous) | 2.8 – 4.0 |
| Ash Content | ≤ 0.01% |
Storage: Store in cool, dry, ventilated area below 25°C. Keep away from heat sources and open flame.
PPE Required: Use respiratory protection (P2 mask), chemical-resistant gloves, and safety goggles.
Flammable: Combustible solid. Flash point ~71°C. Keep away from ignition sources.
Health: Irritant to eyes, skin, and respiratory tract. Suspected carcinogen (IARC Group 1).
25 kg HDPE Bags
Standard packaging50 kg Fibre Drums
Granular grade500 kg Jumbo Bags
Bulk industrialContact our sales team for competitive pricing, custom grades, and bulk order arrangements.
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