Chemical name:Povidone lodine
USP/EP name:Povidone-Iodine/Povidone,Iodinated
INC/CTFA name:PVP-Iodine
Powder: Yes
Molecular formula:(C₆H₉NO)·xI
CAS NO.25655-41-8
DMF FILE NO.033462
Characteristics
Reddish brown, free-flowing powder.
Broad spectrum antimicrobial, low irritation to skin and mucous membranes.
They have detoxified iodine, no general odor, no iodine loss, no detectable vapor pressure.
Soluble in water, film-forming, and effective in dilute solutions.
Specification
| Loss on drying | ≤8.0% | Heavy metals (in terms of lead) | ≤20ppm |
| Ignition residue | ≤0.1% | Iodide ion | ≤6.6% |
| Arsenic (CP2000) | ≤1.5ppm | Available iodine | 9.0-12.0 |
| Nitrogen content | 9.5-11.5% |
Application
- Wound care: Used to clean and disinfect open wounds to prevent infection.
- Surgical preparation: Used to clean and disinfect the surgical site and the hands of medical staff before surgery.
- Daily protection: As an antibacterial solution, used for daily cleaning and care of the skin surface.
- Equipment disinfection: Used for cleaning and sterilization of hospital instruments and sanitary equipment.
FAQ
1.Is povidone iodine suitable for oral use?
Yes, but special oral products (such as mouthwash) are required. Direct use of high-concentration solutions may irritate the oral mucosa and must be used strictly according to the instructions.
2. Will the use of povidone iodine cause skin discoloration?
Povidone iodine is brown in color and will temporarily leave color on the skin after use, but it can usually be rinsed with water or faded naturally over time.
3. What is the difference between povidone iodine and iodine tincture?
Povidone iodine is less irritating and gentler to use, suitable for sensitive skin and mucous membranes; iodine tincture is more irritating and is mostly used on the skin surface.
4. How long does povidone iodine last?
Generally, povidone iodine can take effect within 1-2 minutes after contact with pathogens, and the duration of the bactericidal effect varies depending on the application environment and usage.
5. Can povidone iodine be used for daily skin cleaning?
Yes, povidone-iodine is suitable for minor wounds, hand cleaning and skin disinfection, but it is not recommended for long-term or large-area use to avoid causing dry skin or other side effects.
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