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Sinobio PVPI Povidone Iodine Powder CAS 25655-41-8 Sanitizer Biocide

Name:Povidone Iodine/PVPI
Chemical formula: C6H9I2NO
Appearance: Red-brown
MW:364.95
PVPI  is iodophor disinfectant, which can directly denature and precipitate the proteins in the bacteria, resulting in the death of pathogenic microorganisms, so as to efficiently disinfect and sterilize, and kill viruses, bacteria, spores, fungi, protochemicalbook worms, etc., with low toxicity. 
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  • PVPI

  • SINOBIO

  • 29339900

Sinobio PVPI Povidone Iodine Powder CAS 25655-41-8 Sanitizer Biocide



Name: Povidone Iodine/PVPI
Chemical formula: C6H9I2NO
Appearance: Red-brown
MW: 364.95


High-quality Povidone Iodine (PVPI) powder CAS 25655-41-8, available iodine 9.0%-12.0%. Broad-spectrum biocide against bacteria, viruses, fungi and spores, low irritation, sustained disinfection effect. Widely used in medical antisepsis, livestock breeding, food plant sanitation, aquaculture and daily disinfection products. Stable batch indicators, complete export documents and customizable packaging.


Hot-Sell-Sinobio-Sanitizer-Povidone-Iodine-Pvpi-CAS-25655-41-8 (1)High-Quality-and-Purity-Sinobio-Sanitizer-Povidone-Iodine-Pvpi-CAS-25655-41-8 (1)



Povidone Iodine Product Overview


Povidone Iodine, abbreviated PVPI / PVP-I, CAS 25655-41-8, is a stable loose complex formed by polyvinylpyrrolidone (Povidone) and elemental iodine. Our Sinobio adopts advanced complex synthesis and purification technology to produce free-flowing reddish-brown amorphous powder, complying with USP standard specifications.


Different from traditional iodine tincture, PVPI effectively solves the defects of free iodine such as strong irritation, volatile loss and poor water solubility. Povidone acts as carrier and solubilizer; once contacting microbial surface, it slowly releases active iodine to destroy microbial protein structure and achieve sterilization. It features mild performance, low toxicity, easy water dissolution and long-lasting bactericidal activity. We supply standard industrial sanitation grade, veterinary grade and pharmaceutical raw material grade to satisfy diversified downstream formulation demands for disinfectant manufacturers, farms and medical material enterprises.



Povidone Iodine Wide Application Fields:


1. Medical & Healthcare Industry

*Preoperative skin disinfection, wound antisepsis, mucosal disinfection; raw material for medical disinfectant, wound care ointment and surgical scrubs.

*Disinfection for medical equipment, ward environment and hospital surface sanitation.


2. Veterinary & Aquaculture Industry

*Livestock & poultry farm environment, breeding equipment disinfection; cow teat disinfection, prevention of livestock bacterial diseases.

*Aquaculture water body disinfection, inhibits aquatic pathogenic bacteria and fungi, improves water environment.


3. Food Processing Industry

Sanitizer for food production equipment, pipeline, workshop floor and food contact surfaces; controls cross-contamination of microorganisms.


4. Daily Chemical & Disinfectant Manufacturing

Core raw material for household disinfectant spray, sanitizer liquid, feminine care cleaning products and pet disinfection supplies.


5. Other Fields

Water treatment microbial inhibitor, laboratory microbiology testing reagent, textile antibacterial finishing auxiliary.



FAQ


1. What is the difference between PVPI and iodine tincture?

PVPI is PVP-iodine complex with low free iodine, mild and low irritation; iodine tincture contains high free iodine, easy to cause skin irritation and corrosion.


2. Can PVPI be mixed with reducing agents?

Not allowed. Reducing substances will consume active iodine and completely lose disinfection efficacy.


3. Is PVPI dangerous goods for shipping?

UN3077 Class 9 environmentally hazardous substance. We provide complete MSDS and shipping documents for customs clearance.


4. What is your MOQ?

Sample order 1–5kg; bulk order minimum 25kg. Contact us for latest factory quotation.


5. What certificates can you provide?

COA, MSDS, SGS test report, commercial invoice, certificate of origin and full customs clearance documents.


ItemStandard Parameter
English NamePovidone Iodine (PVPI / PVP-I)
CAS No.25655-41-8
SynonymPolyvinylpyrrolidone-Iodine Complex
Molecular Formula(C₆H₉NO)ₙ·xI₂
EINECS No.607-771-8
Hazard ClassificationClass 9 Environmentally Hazardous Substance
Packing GroupPG III
AppearanceReddish-brown free-flowing amorphous powder
OdorSlight characteristic iodine odor
Available Iodine (Dry basis)9.0% ~ 12.0%
Loss on Drying≤8.0%
Residue on Ignition≤0.10%
Iodide Ion≤6.6%
Nitrogen Content9.5% ~ 11.5%
Heavy Metal (Pb)≤20 ppm
Arsenic (As)≤1.5 ppm
pH (10% aqueous solution)1.5 ~ 5.0
SolubilitySoluble in water, ethanol, glycerin; insoluble in ether, chloroform, alkanes


Core Competitive Advantages

1. Broad-Spectrum & Efficient Sterilization

Effectively eliminates Gram-positive & negative bacteria, enveloped viruses, fungi, molds and bacterial spores; works rapidly upon contact with microorganisms.

2. Low Irritation & Excellent Safety Performance

Controlled low free iodine content, far milder than iodine tincture; suitable for skin, mucous membrane and animal body surface disinfection, low risk of irritation.

3. Slow Release & Long-Lasting Disinfection Effect

PVP carrier realizes sustained release of active iodine, maintains continuous bactericidal capacity, reduces repeated dosing frequency.

4. Good Water Solubility & Stable Formulation Compatibility

Forms uniform brown aqueous solution without precipitation; compatible with most non-ionic auxiliary raw materials for disinfectant liquid, ointment and spray production.

5. Strict Quality Control & Multi-Grade Supply

Stable available iodine content across batches; three grades available: pharmaceutical raw material grade, veterinary grade and industrial sanitizer grade, complete testing report for each batch.

Packaging, Transportation & Storage

1. Export Standard Packaging

*Standard bulk package: 25kg fiber drum with inner PE plastic bag, light-proof, moisture-proof and leak-proof

*Sample package: 1kg / 5kg sealed aluminum foil bag for formula testing

*Custom service: OEM private label, customized marking and packaging specifications

*All packages meet international export standards, suitable for long-distance ocean and land transportation.

Hot-Sell-Sinobio-Sanitizer-Povidone-Iodine-Pvpi-CAS-25655-41-8.jpeg

2. Transportation Information

*Optional logistics: Sea FCL/LCL, air freight, international express, land truck delivery

*Hazard classification: UN3077 Class 9 marine pollutant, Packing Group III

*Documents we provide: COA, MSDS, commercial invoice, packing list, certificate of origin, inspection report

*Shipping notes:

Keep away from strong reducing agents, alkali, starch, tannic acid; avoid direct sunlight and high temperature; prevent package breakage and dust leakage.

3. Storage Requirements

*Store in cool, dry, ventilated warehouse, ambient temperature below 25℃, avoid light exposure

*Keep containers tightly sealed to prevent moisture absorption and iodine volatilization

*Separate storage with reducing substances, alkaline chemicals and food raw materials

*Standard shelf life under sealed proper storage: 24 months

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