20xx年醫(yī)學(xué)專題—如何選擇消毒劑(編輯修改稿)
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【文章內(nèi)容簡介】 s? 陰離子的表面活性劑 (Anionic Surfactants) + 酸 (Acid)? 雙重作用 :消毒 (xiāo d)及酸性過水 (sanitize acid rinse)第三十一 頁 ，共六十三 頁 。酸性酸性 (suān x236。nɡ)陰離子的優(yōu)陰離子的優(yōu)點(diǎn)點(diǎn)Acid AnionicsAdvantages? 穩(wěn)定 (wěnd236。ng) 保存期較長? 一般不含腐蝕性? 無染色副作用? 較少難聞的氣味? 不受硬水影響? 清除及控制礦物質(zhì)形成的水垢? 對噬菌體有良好反應(yīng)第三十二 頁 ，共六十三 頁 。酸性酸性 (suān x236。nɡ)陰離子的缺陰離子的缺點(diǎn)點(diǎn) Acid AnionicsDisadvantages? 高成本? 對酸堿度敏感， (理想 (lǐxiǎng)酸堿度 pH2 3)? 有限的殺菌力? 不能殺滅酵母及霉菌? 潛在腐蝕性 (當(dāng)水質(zhì)含過高氯化物 )? 高泡沫? 刺激皮膚? 受陽離子表面活性劑抑制第三十三 頁 ，共六十三 頁 。羧酸羧酸 (suō suān) Carboxylic Acid? 脂肪酸 (Fatty acids) + 有機(jī)酸 (anic acids) + 礦物酸 (mineral acid)? 雙重作用 :消毒 (xiāo d)及酸性過水 sanitize acid rinse? 低泡第三十四 頁 ，共六十三 頁 。羧酸羧酸 (suō suān)的優(yōu)點(diǎn)的優(yōu)點(diǎn) Carboxylic Acid Advantages? 用于 CIP 清潔時(shí)，泡沫較少? 廣泛控制細(xì)菌 (x236。jūn)活動(dòng)? 穩(wěn)定 保存期較長? 不受硬水影響? 清除及控制礦物質(zhì)形成的水垢? 無染色副作用第三十五 頁 ，共六十三 頁 。羧酸羧酸 (suō suān)的缺點(diǎn)的缺點(diǎn)Carboxylic Acid Disadvantages? 不能完全控制 (k242。ngzh236。)真菌? 對酸堿度敏感 理想酸堿度 ? 受陽離子表面活性劑抑制? 對溫度敏感，使用溫度應(yīng) 55oC? 潛在腐蝕性，需根據(jù)器材、物料使用而定第三十六 頁 ，共六十三 頁 。過氧化物過氧化物 (ɡu242。 yǎnɡ hu224。 w249。) PeroxyCompoundsH2O2 CH2COOHHHHHCCOO O+HydrogenPeroxideAceticAcidPeroxyacetic Acid第三十七 頁 ，共六十三 頁 。過氧醋酸過氧醋酸 (c249。 suān)消毒劑消毒劑Peroxyacetic Acid SanitizerOne of the Most Effective Sanitizers Against Biofilms? A conductancebased surface disinfection test for food hygiene.Letters in Applied Microbiology. 1990. 11, 255259.Conclusion: The peracids were the most effective of the pounds tested against anisms present as biofilms.? Effect of Cleaners and Sanitizers on Listeria monocytogenes Attached to Product Contact Surfaces.Journal of Food Protection. 1992. Vol. 55, No. 4, 246251Conclusion: The most effective sanitizers against attached cells on varioussurfaces included OXONIA ACTIVE.? Control of Biofilms in Breweries Through Cleaning and Sanitizing.MBAA Technical Quarterly. 1992. Vol 29, 8688.Conclusion: Peracetic acid sanitizer provided the greatest reduction in viable biofilm bacteria after a 2 minute contact time.The following are articles from scientific journals that indicateperoxyacetic acid sanitizers are most effective in controlling biofilms:第三十八 頁 ，共六十三 頁 。過氧醋酸過氧醋酸 (c249。 suān)消毒劑消毒劑Peroxyacetic Acid SanitizerOne of the Most Effective Sanitizers Against Biofilms? Biofilms and their consequences, with particular reference to hygiene in the food industry.Journal of Applied Bacteriology. 1993. 75, 499511.Conclusion: The most effective of the products tested on biofilms was peracetic acid.? Scientif
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