{"id":7807,"date":"2021-12-14T06:32:10","date_gmt":"2021-12-14T06:32:10","guid":{"rendered":"https:\/\/4pal.net\/?p=7807"},"modified":"2021-12-14T07:08:07","modified_gmt":"2021-12-14T07:08:07","slug":"nong-do-va-hieu-qua-cua-dung-dich-con-sat-khuan","status":"publish","type":"post","link":"https:\/\/4pal.net\/nong-do-va-hieu-qua-cua-dung-dich-con-sat-khuan\/","title":{"rendered":"N\u1ed2NG \u0110\u1ed8 V\u00c0 HI\u1ec6U QU\u1ea2 C\u1ee6A DUNG D\u1ecaCH C\u1ed2N S\u00c1T KHU\u1ea8N"},"content":{"rendered":"
Dung d\u1ecbch c\u00f3 n\u1ed3ng \u0111\u1ed9 c\u1ed3n 70% (Ch\u00ednh x\u00e1c l\u00e0 c\u1ed3n Etylic) \u0111ang \u0111\u01b0\u1ee3c ch\u00fang ta s\u1eed d\u1ee5ng l\u00e0m dung d\u1ecbch c\u1ed3n s\u00e1t khu\u1ea9n. T\u00f4i ngh\u0129 r\u1eb1ng, ch\u00fang ta \u0111\u1ec1u \u0111\u00e3 \u0111\u01b0\u1ee3c h\u1ecdc t\u1ea1i tr\u01b0\u1eddng THPT ki\u1ebfn th\u1ee9c \u0111\u00f3 l\u00e0 c\u1ed3n v\u00ec nh\u1eb9 h\u01a1n n\u01b0\u1edbc n\u00ean t\u00f9y v\u00e0o s\u1ef1 \u0111i\u1ec1u ch\u1ec9nh m\u00e0 \u00fd ngh\u0129a v\u1ec1 ph\u1ea7n tr\u0103m (%) n\u00f3i \u0111\u1ebfn \u1edf \u0111\u00e2y l\u00e0 kh\u00e1c nhau. Tuy nhi\u00ean, ch\u00fang ta h\u00e3y c\u0169ng suy ngh\u0129 xem, 70% d\u00f9ng \u0111\u1ec3 s\u00e1t khu\u1ea9n l\u00e0 gi\u00e1 tr\u1ecb \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh nh\u01b0 th\u1ebf n\u00e0o. V\u00ec t\u1ed5ng dung l\u01b0\u1ee3ng k\u1ebft h\u1ee3p gi\u1eefa 70 c\u1ed3n v\u00e0 30 n\u01b0\u1edbc (\u0111\u01a1n v\u1ecb t\u00ednh mL) nh\u1ecf h\u01a1n 100mL, n\u00ean kh\u00f4ng \u0111\u1ea1t \u0111\u01b0\u1ee3c % mong mu\u1ed1n. \u0110i\u1ec1u n\u00e0y c\u0169ng s\u1ebd sai kh\u00e1c \u00edt nhi\u1ec1u t\u00f9y v\u00e0o nhi\u1ec7t \u0111\u1ed9. Vi\u1ec7c th\u00eam n\u01b0\u1edbc v\u00e0o 70mL c\u1ed3n (Etylic) \u0111\u1ec3 bi\u1ebfn t\u1ed5ng th\u1ec3 t\u00edch th\u00e0nh 100mL \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 70% c\u1ed3n v\u00e0 \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb d\u01b0\u1edbi d\u1ea1ng v\/v%. M\u1eb7t kh\u00e1c, n\u1ebfu \u0111i\u1ec1u ch\u1ec9nh t\u1ef7 l\u1ec7 c\u1ed3n v\u00e0 n\u01b0\u1edbc theo tr\u1ecdng l\u01b0\u1ee3ng th\u00ec n\u00f3 s\u1ebd l\u00e0 ph\u1ea7n tr\u0103m tr\u1ecdng l\u01b0\u1ee3ng (w\/w%).
\nN\u1ed3ng \u0111\u1ed9 c\u1ee7a c\u1ed3n s\u00e1t khu\u1ea9n ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb \u1edf d\u1ea1ng v\/v%, c\u00f2n T\u1ed5 ch\u1ee9c y t\u1ebf th\u1ebf gi\u1edbi (World Health Organization \/ WHO) l\u1ea1i \u0111ang \u00e1p d\u1ee5ng n\u1ed3ng \u0111\u1ed9 c\u1ed3n c\u00f3 hi\u1ec7u qu\u1ea3 trong vi\u1ec7c s\u00e1t khu\u1ea9n l\u00e0 60~80 v\/v%. Tuy nhi\u00ean, kh\u00f4ng ph\u1ea3i c\u1ee9 l\u00e0 c\u1ed3n 70% th\u00ec c\u00f3 t\u00e1c d\u1ee5ng s\u00e1t khu\u1ea9n \u0111\u1ed1i v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i vi khu\u1ea9n, virus.<\/p>\n
Trong th\u1ebf gi\u1edbi vi khu\u1ea9n v\u00e0 virus, c\u00f3 nh\u1eefng lo\u1ea1i \u0111\u01b0\u1ee3c bao ph\u1ee7 b\u1edfi m\u1ed9t l\u1edbp m\u00e0ng r\u1ea5t c\u1ee9ng v\u00e0 c\u1ed3n kh\u00f4ng th\u1ec3 th\u00e2m nh\u1eadp v\u00e0o b\u00ean trong l\u1edbp m\u00e0ng n\u00e0y. Do v\u1eady, c\u1ed3n kh\u00f4ng c\u00f3 hi\u1ec7u qu\u1ea3 \u0111\u1ed1i v\u1edbi nh\u1eefng lo\u1ea1i vi khu\u1ea9n, virus nh\u01b0 v\u1eady. Nh\u1eefng lo\u1ea1i vi khu\u1ea9n n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201cVi khu\u1ea9n h\u00ecnh th\u00e0nh nha b\u00e0o (Spore-forming bacteria), bao g\u1ed3m c\u00e1c lo\u1ea1i nh\u01b0 Vi khu\u1ea9n u\u1ed1n v\u00e1n (Clostridium tetani), Vi khu\u1ea9n g\u00e2y b\u1ec7nh \u0111\u01b0\u1eddng ru\u1ed9t (Clostridium difficile), Vi khu\u1ea9n g\u00e2y ng\u1ed9 \u0111\u1ed9c (Clostridium botulinum), Vi khu\u1ea9n than (Bacillus anthracis). \u1ede virus th\u00ec c\u00f3 Norovirus l\u00e0 lo\u1ea1i virus c\u00f3 kh\u1ea3 n\u0103ng truy\u1ec1n nhi\u1ec5m cao v\u00e0 \u0111\u1eb7c tr\u01b0ng c\u1ee7a n\u00f3 l\u00e0 g\u00e2y ra b\u1ec7nh ti\u00eau ch\u1ea3y. Lo\u1ea1i virus n\u00e0y \u0111\u01b0\u1ee3c bao ph\u1ee7 b\u1edfi m\u1ed9t l\u1edbp m\u00e0ng c\u1ee9ng kh\u00f4ng c\u00f3 v\u1ecf b\u1ecdc n\u00ean c\u1ed3n c\u0169ng kh\u00f4ng c\u00f3 hi\u1ec7u qu\u1ea3 v\u1edbi n\u00f3.<\/p>\n