Povidone Iodine PVP-I Antiseptic Powder Broad-Spectrum antibacterial Sustained Release and Low Toxicity
Price:
Negotiable
MOQ:
500g, 1kg or 25kg for sample, 1000kg for commercial order
Delivery Time:
In 3 working days
Brand:
Zorui
Product Description
Povidone Iodine (PVP-I) CAS 25655-41-8 Antiseptic Powder
Povidone Iodine (PVP-I, CAS 25655-41-8) is an advanced antiseptic complex of polyvinylpyrrolidone (PVP) and elemental iodine. This water-soluble compound delivers sustained-release iodine, offering broad-spectrum antibacterial action against bacteria, viruses, fungi, and spores. Widely trusted in medical and industrial settings, PVP-I combines rapid efficacy with low tissue irritation, making it ideal for infection control and wound management.
Physical and Chemical Specifications
| Property | Specification |
|---|---|
| CAS Number | 25655-41-8 |
| Molecular Formula | (C₆H₉NO)ₙ*xI |
| Appearance | Reddish-brown amorphous powder or solution |
| Iodine Content | 9.0-12.0% (w/w) |
| Solubility | Freely soluble in water/ethanol; insoluble in oils |
| pH (10% Solution) | 2.0-4.5 |
| Loss on Drying | ≤ 8.0% |
| Storage | 15-25°C, protected from light |
Product Functions
- Broad-Spectrum Disinfection: Kills >99.99% of pathogens within 30 seconds
- Sustained Release: Gradual iodine release prolongs antibacterial activity
- Low Toxicity: Minimal systemic absorption; safe for topical/mucosal use
- Non-Staining: Washes off easily without permanent residue (vs. free iodine)
- Wound Healing: Promotes moist wound environment and debridement
Application Areas
- Healthcare: Surgical scrubs, wound dressings, catheter site care
- medicals: Antiseptic creams, gargles, vaginal suppositories
- Veterinary: Animal skin disinfection, teat dips for dairy cows
- Food Industry: Surface sanitization in processing plants
- Water Treatment: Disinfection in emergency water purification
Manufacturing Process
PVP-I is synthesized through controlled reaction:
- Complexation: PVP polymer reacts with iodine (I₂) in aqueous solution
- Purification: Removal of free iodine via filtration/centrifugation
- Stabilization: pH adjustment to maintain 9-12% available iodine
- Formulation: Dried to powder or blended into solutions/gels
Why Choose Us
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Contact our team for a competitive quote, free sample, or technical consultation. Worldwide shipping available with custom packaging options.
Request a QuoteRequest Free Sample- Certified Quality: Meets USP/EP/JP standards; ISO 13485 certified
- Custom Formats: Powder (10%-40% active iodine), solutions (5%-10%), gels
- Global Compliance: REACH, FDA 21 CFR, EU Biocidal Products Regulation
- Technical Support: Formulation guidance, stability studies, and efficacy testing
- Supply Chain Security: Traceable raw materials, batch-to-batch consistency
Frequently Asked Questions
Q: Is PVP-I safe for sensitive skin?
A: Yes! Low irritation profile allows use on mucous membranes (e.g., oral/vaginal).
Q: How does PVP-I compare to chlorhexidine?
A: Superior against viruses/spores; effective in blood/organic matter.
Q: Shelf life after opening?
A: 3-6 months for solutions; powders stable 3+ years if sealed.
Q: Can PVP-I be used in pregnancy?
A: Approved for topical use; consult physician for internal applications.
Q: Is it corrosive to metals?
A: Non-corrosive to stainless steel; avoid copper/aluminum.
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Company
Shanxi Zorui Biotechnology Co., Ltd.
Location
No.1107 Triumph Building 6, Yongtai St., Pingcheng District, Datong, Shanxi, China
Contact Person
Julie