| 摘要 |
<p num="1"><br/><br/><br/>An oxidizing agent comprising a pre-measured amount of stabilized potassium <br/>hydrogen peroxymonosulfate and a buffer in a sealed water-soluble pouch, said <br/>pouch comprising a hydrolyzed copolymer of vinyl acetate and at least one of <br/>acrylic acid, metliacrylic acid, maleic acid, itaconic acid, and esters <br/>thereof is disclosed.<br/>
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