A Povidone Iodine Solution25655-41-8

Povidone iodine USP is a pharmaceutical-grade antiseptic that incorporates both iodine and polyvinylpyrrolidone (PVP). It is used primarily for topical disinfection and is effective at reducing the risk of infection in surgical wounds, burns, and other skin injuries. Povidone iodine USP is also used to prevent infections in catheter care and as a general hand sanitizer. This formulation is designed to be easy and safe to apply and has a broad spectrum of antimicrobial activity against bacteria, viruses, and fungi. Povidone iodine USP is a reliable and trusted antiseptic used in healthcare settings and other industries around the world.

Loss on drying:

Take about 5g of this product, accurately weigh it, dry it at 105°C for 4 hours, weigh it, and then continue to dry it for 1 hour and then weigh it until the difference in weight after two consecutive dryings does not exceed 5.0mg; lose weight No more than 8.0%.

Residue on ignition:

Take 1.0g of this product and inspect according to law. The remaining residue shall not exceed 0.1%.

Heavy metal:

Take the residue left over under the item of residue on ignition and inspect it in accordance with the law, and the content of heavy metals shall not exceed 20 parts per million.

Arsenic:

Take 1.3g of this product, add 0.5g of calcium hydroxide, mix well, add an appropriate amount of water (about 2ml), stir evenly, after drying, first burn with a small fire to carbonize, then burn at 600℃ to completely ash, and let it cool. , Add 5ml of hydrochloric acid and 23ml of water, check according to law, should meet the regulations (0.00015%).

Nitrogen content:

Take about 0.50g of this product, accurately weigh it, and determine it according to the nitrogen determination method. Calculated as dry product, the nitrogen content should be 9.5%~11.5%.

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