Paraformaldehyde CAS 30525-89-4

Chemical Name: Paraformaldehyde
CAS No.: 30525-89-4
Molecular Formula: (CH2O)n
Molecular weight: 90.08

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Paraformaldehyde (CAS 30525-89-4) Comprehensive User Guide

Table of Contents

Product Specifications & Comparisons

Parameter Details
CAS Number 30525-89-4
Molecular Formula (CH₂O)n
Appearance White crystalline powder
Purity 96% (industrial grade), ≥95% (analytical grade)
Melting Point 120–170°C
Solubility Soluble in hot water, dilute acids/bases; insoluble in ethanol
Hazard Class UN 2213 (Class 4.1 Flammable Solid)
Storage 2–8°C, dry, away from oxidizers/acids

Applications & Industrial Uses

Key Applications:

  • Chemical Synthesis: Intermediate for resins (urea-formaldehyde, phenolic), adhesives, and plastics.
  • Agriculture: Production of herbicides, fungicides, and slow-release fertilizers.
  • Disinfection: Hospital-grade sterilants, fumigants for soil/warehouses.
  • Pharmaceuticals: Precursor for drug synthesis and antiseptic formulations.
  • Textiles: Crosslinking agent for wrinkle-resistant fabrics.

Case Studies & Implementation

Case Study 1: Resin Manufacturing

Challenge: A plastics manufacturer sought to improve the thermal stability of polyoxymethylene (POM) resins.
Solution: Incorporated 96% paraformaldehyde for controlled polymerization, achieving a 15% increase in heat resistance.
Outcome: Enhanced product lifespan in automotive components.

Case Study 2: Agricultural Disinfection

Challenge: A farming cooperative needed a cost-effective soil fumigant.
Solution: Applied paraformaldehyde pellets (95% purity) at 50 kg/hectare.
Outcome: 99% pathogen reduction without crop residue.

Client Success Stories

Client 1: Wuhan Kainos Technology

  • Usage: 96% paraformaldehyde for synthesizing diagnostic reagents.
  • Volume: 2 metric tons/month.
  • Feedback: “Consistent quality reduced batch failures by 20%.”

Client 2: Jinan Huifengda Chemical

  • Usage: 94% analytical-grade material for pesticide R&D.
  • Volume: 500 kg/quarter.
  • Feedback: “Improved reaction yields by 12% vs. formaldehyde solutions.”

Inquiry & Contact

For pricing, technical data sheets, or bulk orders:

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