APS Ammonium White Crystalline Powder (NH4)2S2O8 CAS 7727-54-0

Ammonium Persulfate is an efficient inorganic peroxysalt and strong oxidizing agent, renowned for its excellent oxidation performance, water solubility, and free radical generation capability. It holds significant importance in industrial production and environmental remediation. Its production employs advanced electrolysis of ammonium sulfate, achieving high conversion rate and product purity through precise control of current density and temperature.

❋ Aliases: Ammonium Peroxydisulfate
❋ English Name: Ammonium Persulfate
❋ Chemical Formula: (NH₄)₂S₂O₈
❋ Molecular Weight: 228.20
❋ CAS Number: 7727-54-0

Key Properties: Strong oxidizing capacity, good water solubility, thermal decomposition releasing free radicals, wide pH applicability

‌Key Properties‌

• ‌Physical Form‌: White crystalline powder or colorless monoclinic crystals, sometimes with a light green tint.
• ‌Solubility‌: Highly soluble in water (582 g/L at 20°C).
• ‌Oxidizing Capacity‌: Strong oxidizing agent, decomposes to release active oxygen.
• ‌Stability‌: Stable under dry conditions; decomposes at 120°C.

‌Applications‌

1. ‌Polymerization Initiator‌
   • Essential for acrylic, vinyl acetate, and styrene-based monomer polymerization.
2. ‌Electronics & Metal Processing‌
   • Etchant for printed circuit boards (PCBs) and surface treatment agent for semiconductors.
3. ‌Textile & Bleaching‌
   • Low-temperature bleaching agent for fibers and desizing agent in textile industries.
4. ‌Water Treatment‌
   • Oxidizes organic pollutants and heavy metals in wastewater.
5. ‌Other Uses‌
   • Oil fracturing in petroleum extraction, removal of residual chemicals in photography.

‌Packaging & Storage‌

• ‌Packaging‌: 25 kg composite paper/PE bags or 1-ton jumbo bags.
• ‌Storage Conditions‌:
  • Dry, cool, well-ventilated area (recommended: 15–25°C).
  • Avoid moisture, heat, direct sunlight, and contact with reductants or organic materials.

‌Safety Precautions‌

• ‌Hazards‌: Corrosive, moisture-sensitive; may cause combustion when mixed with flammables.
• ‌Handling‌: Use protective equipment (gloves, goggles) to prevent skin/eye contact.

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