{"id":5796,"date":"2020-06-09T11:24:16","date_gmt":"2020-06-09T03:24:16","guid":{"rendered":"http:\/\/dmi65.com\/loai-bo-asen\/"},"modified":"2020-06-09T11:24:27","modified_gmt":"2020-06-09T03:24:27","slug":"loai-bo-asen","status":"publish","type":"page","link":"https:\/\/dmi65.com\/vi\/giai-phap\/loai-bo-asen\/","title":{"rendered":"Lo\u1ea1i b\u1ecf asen"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row][vc_column]<div class=\"dt-fancy-separator title-left\" style=\"width: 100%;\"><div class=\"dt-fancy-title\"><span class=\"separator-holder separator-left\" style=\"border-color: #162441;\"><\/span>Lo\u1ea1i b\u1ecf asen t\u1eeb n\u01b0\u1edbc<span class=\"separator-holder separator-right\" style=\"border-color: #162441;\"><\/span><\/div><\/div>[vc_column_text css=&#8221;.vc_custom_1590991282562{margin-top: 15px !important;margin-bottom: 15px !important;}&#8221;]<\/p>\n<h5>Asen c\u1ef1c k\u1ef3 \u0111\u1ed9c. IARC (c\u01a1 quan nghi\u00ean c\u1ee9u qu\u1ed1c t\u1ebf v\u1ec1 ung th\u01b0, 2004) \u0111\u00e3 ph\u00e2n lo\u1ea1i asen nh\u01b0 m\u1ed9t ch\u1ea5t g\u00e2y b\u1ec7nh cho con ng\u01b0\u1eddi (nh\u00f3m 1). L\u01b0\u1ee3ng n\u01b0\u1edbc u\u1ed1ng d\u00e0i h\u1ea1n v\u1edbi n\u1ed3ng \u0111\u1ed9 asen cao c\u00f3 th\u1ec3 g\u00e2y ra s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a arsenicosis, thu\u1eadt ng\u1eef chung cho c\u00e1c b\u1ec7nh g\u00e2y ra do ti\u1ebfp x\u00fac m\u00e3n t\u00ednh v\u1edbi asen. N\u00f3 bao g\u1ed3m m\u1ed9t s\u1ed1 lo\u1ea1i t\u1ed5n th\u01b0\u01a1ng da v\u00e0 ung th\u01b0, nh\u01b0 si\u00eau s\u1eafc t\u1ed1, hyperkeratosis, ho\u1ea1i t\u1eed, ung th\u01b0 da, ung th\u01b0 ph\u1ed5i v\u00e0 ung th\u01b0 b\u00e0ng quang (WHO, 2006).<\/h5>\n<p>[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column]<div class=\"uavc-list-icon uavc-list-icon-wrapper ult-adjust-bottom-margin   vc_custom_1590987405882  vc_custom_1590987405882\"><ul class=\"uavc-list\"><li><div class=\"uavc-list-content\" id=\"list-icon-wrap-1576\">\n<div class=\"uavc-list-icon  \" data-animation=\"\" data-animation-delay=\"03\" style=\"margin-right:20px;\"><div class=\"ult-just-icon-wrapper  \"><div class=\"align-icon\" style=\"text-align:center;\">\n<div class=\"aio-icon none \"  style=\"color:#81d742;font-size:20px;display:inline-block;\">\n\t<i class=\"fas fa-check\"><\/i>\n<\/div><\/div><\/div>\n<\/div><span  data-ultimate-target='#list-icon-wrap-1576 .uavc-list-desc'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}'  class=\"uavc-list-desc ult-responsive\" style=\"\"><strong>T\u00ecnh tr\u1ea1ng lo\u1ea1i b\u1ecf asen ngh\u1ec7 thu\u1eadt <\/strong><\/p>\n<p><\/span><\/div><\/li><li><div class=\"uavc-list-content\" id=\"list-icon-wrap-5003\">\n<div class=\"uavc-list-icon  \" data-animation=\"\" data-animation-delay=\"03\" style=\"margin-right:20px;\"><div class=\"ult-just-icon-wrapper  \"><div class=\"align-icon\" style=\"text-align:center;\">\n<div class=\"aio-icon none \"  style=\"color:#81d742;font-size:20px;display:inline-block;\">\n\t<i class=\"fas fa-check\"><\/i>\n<\/div><\/div><\/div>\n<\/div><span  data-ultimate-target='#list-icon-wrap-5003 .uavc-list-desc'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}'  class=\"uavc-list-desc ult-responsive\" style=\"\"><strong>\u00d4 nhi\u1ec5m asen c\u00f3 th\u1ec3 gi\u1ea3m xu\u1ed1ng m\u1ee9c kh\u00f4ng ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c<\/strong><\/p>\n<p><\/span><\/div><\/li><li><div class=\"uavc-list-content\" id=\"list-icon-wrap-5890\">\n<div class=\"uavc-list-icon  \" data-animation=\"\" data-animation-delay=\"03\" style=\"margin-right:20px;\"><div class=\"ult-just-icon-wrapper  \"><div class=\"align-icon\" style=\"text-align:center;\">\n<div class=\"aio-icon none \"  style=\"color:#81d742;font-size:20px;display:inline-block;\">\n\t<i class=\"fas fa-check\"><\/i>\n<\/div><\/div><\/div>\n<\/div><span  data-ultimate-target='#list-icon-wrap-5890 .uavc-list-desc'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}'  class=\"uavc-list-desc ult-responsive\" style=\"\"><strong>Gi\u1ea3m th\u1eddi gian ch\u1ebft<\/strong><\/p>\n<p><\/span><\/div><\/li><li><div class=\"uavc-list-content\" id=\"list-icon-wrap-6076\">\n<div class=\"uavc-list-icon  \" data-animation=\"\" data-animation-delay=\"03\" style=\"margin-right:20px;\"><div class=\"ult-just-icon-wrapper  \"><div class=\"align-icon\" style=\"text-align:center;\">\n<div class=\"aio-icon none \"  style=\"color:#81d742;font-size:20px;display:inline-block;\">\n\t<i class=\"fas fa-check\"><\/i>\n<\/div><\/div><\/div>\n<\/div><span  data-ultimate-target='#list-icon-wrap-6076 .uavc-list-desc'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}'  class=\"uavc-list-desc ult-responsive\" style=\"\"><strong>Th\u1ea5p nh\u1ea5t to\u00e0n b\u1ed9 chi ph\u00ed cu\u1ed9c s\u1ed1ng<\/strong><\/p>\n<p><\/span><\/div><\/li><li><div class=\"uavc-list-content\" id=\"list-icon-wrap-2430\">\n<div class=\"uavc-list-icon  \" data-animation=\"\" data-animation-delay=\"03\" style=\"margin-right:20px;\"><div class=\"ult-just-icon-wrapper  \"><div class=\"align-icon\" style=\"text-align:center;\">\n<div class=\"aio-icon none \"  style=\"color:#81d742;font-size:20px;display:inline-block;\">\n\t<i class=\"fas fa-check\"><\/i>\n<\/div><\/div><\/div>\n<\/div><span  data-ultimate-target='#list-icon-wrap-2430 .uavc-list-desc'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}'  class=\"uavc-list-desc ult-responsive\" style=\"\"><strong>Duy tr\u00ec s\u1ea3n l\u01b0\u1ee3ng h\u1ec7 th\u1ed1ng cao v\u00e0 gi\u1ea3m v\u1ed1n \u0111\u1ea7u t\u01b0 h\u1ec7 th\u1ed1ng ban \u0111\u1ea7u<\/strong><\/p>\n<p><\/span><\/div><\/li><li><div class=\"uavc-list-content\" id=\"list-icon-wrap-1142\">\n<div class=\"uavc-list-icon  \" data-animation=\"\" data-animation-delay=\"03\" style=\"margin-right:20px;\"><div class=\"ult-just-icon-wrapper  \"><div class=\"align-icon\" style=\"text-align:center;\">\n<div class=\"aio-icon none \"  style=\"color:#81d742;font-size:20px;display:inline-block;\">\n\t<i class=\"fas fa-check\"><\/i>\n<\/div><\/div><\/div>\n<\/div><span  data-ultimate-target='#list-icon-wrap-1142 .uavc-list-desc'  data-responsive-json-new='{\"font-size\":\"\",\"line-height\":\"\"}'  class=\"uavc-list-desc ult-responsive\" style=\"\"><strong>Kh\u00f4ng l\u1ecdc h\u00f3a ch\u1ea5t<\/strong><\/p>\n<p><\/span><\/div><\/li><\/ul><\/div>[vc_column_text css=&#8221;.vc_custom_1590991711897{margin-bottom: 0px !important;}&#8221;]DMI-65 l\u00e0 c\u00f4ng ngh\u1ec7 truy\u1ec1n v\u00e0 kh\u00f4ng ch\u1ec9 l\u00e0 c\u00f4ng ngh\u1ec7 ph\u1ee7 b\u1ec1 m\u1eb7t. kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n th\u00f4ng l\u1ecdc n\u01b0\u1edbc x\u00fac t\u00e1c kh\u00e1c, cho DMI-65 l\u1ee3i th\u1ebf c\u1ee7a m\u1ed9t tu\u1ed5i th\u1ecd d\u00e0i gi\u1eefa 5 \u0111\u1ebfn 8 n\u0103m v\u00e0 hi\u1ec7u su\u1ea5t m\u1ea1nh m\u1ebd.<\/p>\n<p>Quantum l\u1ecdc s\u1ea3n xu\u1ea5t DMI-65 t\u1ea1i T\u00e2y \u00dac.<\/p>\n<p>DMI-65 \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m nghi\u1ec7m v\u00e0 ch\u1ee9ng nh\u1eadn b\u1edfi Hi\u1ec7p h\u1ed9i ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc ph\u00f9 h\u1ee3p v\u1edbi NSF\/ANSI 61 v\u00e0 \u0111\u1ec3 s\u1eed d\u1ee5ng t\u1ea1i Anh v\u00e0 x\u1ee9 Wales theo quy \u0111\u1ecbnh 31 (4) (a) c\u1ee7a c\u00e1c quy \u0111\u1ecbnh c\u1ea5p n\u01b0\u1edbc (ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc) 2010 SL s\u1ed1 994 (W. 99).[\/vc_column_text]<q class=\"text-big shortcode-pullquote wf-cell align-left wf-1\"><p>Trong m\u1ed9t b\u1ea3n tin (Smith et al. 2000) t\u1ed5 ch\u1ee9c y t\u1ebf th\u1ebf gi\u1edbi b\u00e1o c\u00e1o r\u1eb1ng ng\u01b0\u1eddi ta \u01b0\u1edbc t\u00ednh r\u1eb1ng ti\u1ebfp x\u00fac l\u00e2u d\u00e0i v\u1edbi asen trong n\u01b0\u1edbc ng\u1ea7m \u1edf n\u1ed3ng \u0111\u1ed9 h\u01a1n 500 \u03bcg g\u00e2y t\u1eed vong \u1edf 1 trong 10 ng\u01b0\u1eddi l\u1edbn \u1edf Bangladesh.<\/p>\n<\/q>[vc_column_text]<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5307\" src=\"http:\/\/dmi65.com\/wp-content\/uploads\/2020\/06\/ArsenicAffectedCountries1.png\" alt=\"\" width=\"659\" height=\"291\" srcset=\"https:\/\/dmi65.com\/wp-content\/uploads\/2020\/06\/ArsenicAffectedCountries1.png 659w, https:\/\/dmi65.com\/wp-content\/uploads\/2020\/06\/ArsenicAffectedCountries1-300x132.png 300w\" sizes=\"auto, (max-width: 659px) 100vw, 659px\" \/><\/p>\n<p style=\"text-align: center;\"><em>C\u00e1c qu\u1ed1c gia b\u1ecb \u1ea3nh h\u01b0\u1edfng c\u1ee7a asen tr\u00ean th\u1ebf gi\u1edbi (Smedley v\u00e0 Kinniburgh, 2002; Appleyard et al., 2006; Petrusevski et al., 2007; Smedley et al., 2007; Gunduz et al., 2009; Jovanovic et al., 2011<\/em><em>)<\/em><\/p>\n<p>DMI-65 l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng c\u1ee7a c\u00e1c c\u00f4ng ngh\u1ec7 m\u1edbi d\u1ef1a tr\u00ean s\u1ef1 k\u1ebft t\u1ee7a c\u1ee7a asen trong trong qu\u00e1 tr\u00ecnh \u0111\u00f4ng m\u00e1u v\u00e0 h\u1ea5p ph\u1ee5 asen v\u1edbi c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n th\u00f4ng. N\u1ebfu n\u01b0\u1edbc c\u00f3 hi\u1ec7n nay asen nh\u01b0ng kh\u00f4ng c\u00f3 s\u1eaft, n\u00f3 s\u1ebd l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 th\u00eam clorua ferric (ho\u1eb7c clorua ferric) v\u00e0o n\u01b0\u1edbc. Trong m\u1ecdi tr\u01b0\u1eddng h\u1ee3p, asen li\u00ean k\u1ebft v\u1edbi b\u1ec1 m\u1eb7t t\u00edch c\u1ef1c c\u1ee7a s\u1eaft (hydroxit) ma tr\u1eadn. DMI-65 l\u00e0 m\u1ed9t lo\u1ea1i c\u00e1t silica c\u1ef1c k\u1ef3 m\u1ea1nh m\u1ebd d\u1ef1a tr\u00ean ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n th\u00f4ng x\u00fac t\u00e1c l\u1ecdc n\u01b0\u1edbc \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 lo\u1ea1i b\u1ecf s\u1eaft \u0111\u1ebfn m\u1ee9c kh\u00f4ng th\u1ec3 ph\u00e1t hi\u1ec7n th\u00f4ng qua m\u1ed9t qu\u00e1 tr\u00ecnh oxy h\u00f3a n\u00e2ng cao.<\/p>\n<p>\u0110\u1eb7c bi\u1ec7t \u1edf n\u1ed3ng \u0111\u1ed9 asen th\u1ea5p \u0111\u1ebfn trung b\u00ecnh, c\u00f4ng ngh\u1ec7 h\u1ea5p ph\u1ee5 asen r\u1ea5t hi\u1ec7u qu\u1ea3. C\u1ea7n l\u01b0u \u00fd r\u1eb1ng \u0111i\u1ec1u n\u00e0y ch\u1ec9 \u00e1p d\u1ee5ng cho v\u00f4 c\u01a1 nh\u01b0 (nh\u01b0 III v\u00e0 V) v\u00ec kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i li\u00ean k\u1ebft nh\u01b0 d\u1ec5 d\u00e0ng tr\u00e1i phi\u1ebfu v\u1edbi Fe.<\/p>\n<p>Trong m\u1ed9t th\u1eed nghi\u1ec7m trong ph\u00f2ng th\u00ed nghi\u1ec7m, x\u1ea5p x\u1ec9 78 PPB c\u1ee7a asen v\u00e0 m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf clorua ferric \u0111\u01b0\u1ee3c th\u00eam v\u00e0o n\u01b0\u1edbc gi\u1ebfng kh\u00f4ng b\u1ecb \u00f4 nhi\u1ec5m, sau \u0111\u00f3 \u0111\u01b0\u1ee3c ch\u1ea1y qua DMI-65 Media. K\u1ebft qu\u1ea3 cho th\u1ea5y r\u1eb1ng DMI-65 Media \u0111\u00e3 gi\u1ea3m asen t\u1eeb 78 PPB xu\u1ed1ng &lt; 1 ppb. Trong c\u00e1c \u1ee9ng d\u1ee5ng quy m\u00f4 \u0111\u1ea7y \u0111\u1ee7, DMI-65 c\u00f3 th\u1ec3 ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 r\u1eeda s\u1ea1ch v\u1edbi n\u01b0\u1edbc clo v\u00e0 sau \u0111\u00f3 \u0111\u01b0a tr\u1edf l\u1ea1i v\u00e0o d\u1ecbch v\u1ee5. N\u00f3 kh\u00f4ng ph\u1ea3i \u0111\u01b0\u1ee3c t\u00e1i t\u1ea1o nh\u01b0 ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n th\u00f4ng c\u00e1t xanh th\u00f4ng th\u01b0\u1eddng.<\/p>\n<p>Quantum nh\u1eadn ra r\u1eb1ng t\u00ednh ch\u1ea5t \u0111\u1ed9c t\u00ednh cao c\u1ee7a asen c\u00f3 ngh\u0129a l\u00e0 kh\u00f4ng c\u00f3 l\u1ec1 cho l\u1ed7i trong x\u1eed tr\u1ecb v\u00e0 thi\u1ebft k\u1ebf n\u01b0\u1edbc. H\u1ec7 th\u1ed1ng m\u00e0 kh\u00f4ng \u0111\u1ecba ch\u1ec9 m\u1ed9t qu\u00e1 tr\u00ecnh h\u00f3a h\u1ecdc \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh, ho\u1eb7c thi\u1ebft l\u1eadp m\u1ed9t \u0111i\u1ec3m c\u1ee7a b\u1eb1ng ch\u1ee9ng ti\u1ebfn h\u00e0nh m\u1ed9t th\u1eed nghi\u1ec7m th\u00ed \u0111i\u1ec3m c\u00f3 th\u1ec3 ch\u1ea1y c\u00e1c nguy c\u01a1 c\u1ee7a Miscalculating \u0111\u00fang li\u1ec1u l\u01b0\u1ee3ng h\u00f3a h\u1ecdc, th\u1eddi gian giam gi\u1eef, v\u00e0 v\u1eadn t\u1ed1c l\u1ecdc v\u00e0 cu\u1ed1i c\u00f9ng \u1ee9c ch\u1ebf hi\u1ec7u su\u1ea5t lo\u1ea1i b\u1ecf t\u0103ng nguy c\u01a1 kh\u00f4ng gi\u1ea3m nhi\u1ec5m asen \u0111\u1ebfn ho\u1eb7c d\u01b0\u1edbi m\u1ee9c ch\u1ea5p nh\u1eadn Ch\u00fang t\u00f4i khuy\u00ean b\u1ea1n n\u00ean b\u1eb1ng ch\u1ee9ng v\u1ec1 thi\u1ebft k\u1ebf nh\u00e0 m\u00e1y x\u1eed tr\u1ecb n\u01b0\u1edbc th\u00f4ng qua th\u1eed nghi\u1ec7m th\u00ed \u0111i\u1ec3m \u0111\u1ec3 thi\u1ebft l\u1eadp c\u00e1c thi\u1ebft l\u1eadp ch\u00ednh x\u00e1c, ho\u1eb7c s\u1eed d\u1ee5ng c\u00e1c h\u1ec7 th\u1ed1ng lo\u1ea1i b\u1ecf asen d\u1ef1a tr\u00ean DMI-65 \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh. .<\/p>\n<p>DMI-65 l\u00e0 c\u00f4ng ngh\u1ec7 truy\u1ec1n v\u00e0 kh\u00f4ng ch\u1ec9 l\u00e0 c\u00f4ng ngh\u1ec7 ph\u1ee7 b\u1ec1 m\u1eb7t, kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n l\u1ecdc n\u01b0\u1edbc x\u00fac t\u00e1c kh\u00e1c, lo\u1ea1i b\u1ecf c\u01a1 h\u1ed9i x\u00e2m nh\u1eadp h\u00f3a ch\u1ea5t v\u00e0o d\u00f2ng n\u01b0\u1edbc.<\/p>\n<p>\u0110\u1ec3 b\u1eaft \u0111\u1ea7u qu\u00e1 tr\u00ecnh oxy h\u00f3a c\u1ee7a s\u1eaft (v\u00e0 mangan) trong dung d\u1ecbch DMI-65 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng trong s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a clo ho\u1eb7c oxy h\u00f3a kh\u00e1c. Trong qu\u00e1 tr\u00ecnh n\u00e0y, oxy h\u00f3a lo\u1ea1i b\u1ecf c\u00e1c electron v\u00e0 \u0111\u01b0\u1ee3c ti\u00eau th\u1ee5 trong qu\u00e1 tr\u00ecnh n\u00e0y. C\u00e1c nh\u00e0 \u0111i\u1ec1u h\u00e0nh c\u1ea7n ph\u1ea3i \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00f3 m\u1ed9t 0,1-0,3 ppm d\u01b0 clo mi\u1ec5n ph\u00ed trong n\u01b0\u1edbc th\u1ea3i. Clo, cho \u0103n nh\u01b0 natri hypochlorite ho\u1eb7c thu\u1ed1c t\u1ea9y (12,5 NaOCl), l\u00e0 ch\u1ea5t \u00f4xi h\u00f3a \u01b0a th\u00edch v\u00ec n\u00f3 l\u00e0 t\u01b0\u01a1ng \u0111\u1ed1i r\u1ebb ti\u1ec1n, c\u00f3 s\u1eb5n tr\u00ean to\u00e0n th\u1ebf gi\u1edbi v\u00e0 n\u00f3 c\u00f3 hi\u1ec7u qu\u1ea3. N\u00f3 c\u0169ng th\u1ef1c hi\u1ec7n ph\u1ea7n l\u1edbn c\u1ee7a b\u1ea5t k\u1ef3 qu\u00e1 tr\u00ecnh kh\u1eed tr\u00f9ng.<\/p>\n<p>DMI-65 \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn cho ti\u00eau chu\u1ea9n Hoa K\u1ef3 c\u1ee7a NSF\/ANSI 61 cho c\u00e1c th\u00e0nh ph\u1ea7n h\u1ec7 th\u1ed1ng n\u01b0\u1edbc u\u1ed1ng v\u00e0 \u0111\u1ec3 s\u1eed d\u1ee5ng t\u1ea1i Anh v\u00e0 x\u1ee9 Wales theo quy \u0111\u1ecbnh 31 (4) (a) cung c\u1ea5p n\u01b0\u1edbc (ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc) quy \u0111\u1ecbnh 2010 v\u00e0 c\u0169ng \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m b\u1edfi nhi\u1ec1u c\u01a1 quan x\u1eed l\u00fd n\u01b0\u1edbc kh\u00e1c v\u00e0 ph\u00f2ng th\u00ed nghi\u1ec7m.<\/p>\n<p>DMI-65 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1ea1i \u00dac.<\/p>\n<h4>NGHI\u00caN C\u1ee8U T\u00ccNH HU\u1ed0NG<\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-3989\" src=\"http:\/\/dmi65.com\/wp-content\/uploads\/2014\/10\/waterAuthority.jpg\" sizes=\"auto, (max-width: 320px) 100vw, 320px\" srcset=\"http:\/\/dmi65.com\/wp-content\/uploads\/2014\/10\/waterAuthority.jpg 320w, http:\/\/dmi65.com\/wp-content\/uploads\/2014\/10\/waterAuthority-300x221.jpg 300w\" alt=\"C\u01a1 quan waterAuthority\" width=\"320\" height=\"236\"><\/p>\n<p>M\u1ed9t khu v\u1ef1c n\u01b0\u1edbc c\u01a1 quan cung c\u1ea5p d\u1ecbch v\u1ee5 n\u01b0\u1edbc v\u00e0 c\u1ed1ng cho 38 th\u1ecb tr\u1ea5n, l\u00e0ng m\u1ea1c v\u00e0 c\u00e1c th\u00e0nh ph\u1ed1 ph\u1ee5c v\u1ee5 d\u00e2n s\u1ed1 \u01b0\u1edbc t\u00ednh 95.000 ng\u01b0\u1eddi trong m\u1ed9t di\u1ec7n t\u00edch x\u1ea5p x\u1ec9 20.000 km vu\u00f4ng. C\u00e1c c\u1ed9ng \u0111\u1ed3ng d\u1ecbch v\u1ee5 c\u00f3 k\u00edch th\u01b0\u1edbc v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m \u0111a d\u1ea1ng. H\u1ecd ph\u1ea1m vi t\u1eeb kho\u1ea3ng 12.300 b\u00e0i thi trong \u0111\u1ebfn \u00edt h\u01a1n 50 trong \u1ea5p n\u00f4ng th\u00f4n c\u0169ng nh\u01b0 c\u00e1c kh\u00e1ch h\u00e0ng c\u00f4ng nghi\u1ec7p l\u1edbn. Hai ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a Authority l\u00e0 \u0111i\u1ec1u tr\u1ecb v\u00e0 ph\u00e2n ph\u1ed1i, v\u00e0 n\u00f3 v\u1eadn h\u00e0nh 30 \u0111\u1ecba \u0111i\u1ec3m x\u1eed l\u00fd n\u01b0\u1edbc trong khu v\u1ef1c.<\/p>\n<p>C\u01a1 quan \u0111\u00e3 ch\u1ecbu \u00e1p l\u1ef1c \u0111\u00e1ng k\u1ec3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u1ed9t th\u1ecb tr\u1ea5n c\u1ee7a 16.000 ng\u01b0\u1eddi d\u00e2n ti\u1ebfp t\u1ee5c \u0111\u01b0\u1ee3c cung c\u1ea5p v\u1edbi n\u01b0\u1edbc u\u1ed1ng b\u1ecb x\u1eed l\u00fd. Khu v\u1ef1c n\u00e0y \u0111\u00e3 b\u1ecb n\u1eb7ng d\u01b0\u1edbi h\u1ea1n h\u00e1n v\u00e0 quy\u1ebft \u0111\u1ecbnh \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1edfi H\u1ed9i \u0111\u1ed3ng qu\u1ea3n tr\u1ecb m\u00e0 \u0111\u00f4ng b\u1eafc n\u01b0\u1edbc s\u1ebd ph\u1ea3i tr\u00edch xu\u1ea5t v\u00e0 \u0111i\u1ec1u tr\u1ecb bore n\u01b0\u1edbc cho n\u01b0\u1edbc u\u1ed1ng \u0111\u1ec3 tr\u00e1nh c\u00e1c chi nh\u00e1nh ch\u00ednh tr\u1ecb ti\u1ec1m n\u0103ng.<\/p>\n<p>North East water (NEW) \u0111\u00e3 s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 c\u1ee7a Amiad v\u00e0 c\u00e1c nh\u00e0 th\u1ea7u ph\u1ee5 c\u1ee7a h\u1ecd \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng nh\u00e0 m\u00e1y x\u1eed n\u01b0\u1edbc khoan \u0111\u01b0\u1ee3c giao \u0111\u00fang th\u1eddi gian v\u00e0 ng\u00e2n s\u00e1ch. New \u0111\u1ec1 xu\u1ea5t \u0111\u1ec3 s\u1eed d\u1ee5ng hai ti\u1ec7n n\u00f3n cung c\u1ea5p 40 l\/s (3,5 MLD) m\u1ed7i t\u1ea1i trang web Kerr Street \u1edf Wangaratta. Amiad c\u00f3 \u0111\u1ec3 thi\u1ebft k\u1ebf, s\u1ea3n xu\u1ea5t v\u00e0 cung c\u1ea5p hai (2) containerised 3,5 MLD nh\u00e0 m\u00e1y x\u1eed tr\u1ecb n\u01b0\u1edbc \u0111\u00f3ng g\u00f3i.<\/p>\n<p>Hai nh\u00e0 m\u00e1y x\u1eed l\u00fd n\u01b0\u1edbc 3.5 MLD cung c\u1ea5p n\u01b0\u1edbc \u0111\u01b0\u1ee3c x\u1eed l\u00fd tu\u00e2n th\u1ee7 v\u00e0 trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p v\u01b0\u1ee3t qu\u00e1 h\u01b0\u1edbng d\u1eabn n\u01b0\u1edbc u\u1ed1ng.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3990\" src=\"http:\/\/dmi65.com\/wp-content\/uploads\/2014\/10\/tabeWater.jpg\" sizes=\"auto, (max-width: 742px) 100vw, 742px\" srcset=\"http:\/\/dmi65.com\/wp-content\/uploads\/2014\/10\/tabeWater.jpg 742w, http:\/\/dmi65.com\/wp-content\/uploads\/2014\/10\/tabeWater-300x85.jpg 300w, http:\/\/dmi65.com\/wp-content\/uploads\/2014\/10\/tabeWater-706x200.jpg 706w, http:\/\/dmi65.com\/wp-content\/uploads\/2014\/10\/tabeWater-697x198.jpg 697w, http:\/\/dmi65.com\/wp-content\/uploads\/2014\/10\/tabeWater-515x146.jpg 515w\" alt=\"tabeWater\" width=\"742\" height=\"211\"><\/p>\n<p>Amiad thi\u1ebft k\u1ebf, s\u1ea3n xu\u1ea5t, giao, l\u1eafp \u0111\u1eb7t v\u00e0 \u1ee7y nhi\u1ec7m hai nh\u00e0 m\u00e1y x\u1eed li\u1ec7u n\u01b0\u1edbc u\u1ed1ng s\u1ebd bao g\u1ed3m hai (2) 40ft container m\u1ed7i. M\u1ed7i trong b\u1ed1n (4) container \u0111\u01b0\u1ee3c trang b\u1ecb b\u1ed1n (4) t\u00e0u ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n th\u00f4ng. M\u1ed7i t\u00e0u c\u00f3 b\u1ed1n (4) van.<\/p>\n<p>M\u1ed7i th\u00f9ng ch\u1ee9a s\u1ebd ph\u1ea3i c\u00f3 m\u1ed9t h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n PLC\/Citect ri\u00eang bi\u1ec7t m\u00e0 s\u1ebd cho ph\u00e9p m\u1ed7i c\u1ee7a c\u00e1c th\u00f9ng ch\u1ee9a s\u1ebd ph\u1ea3i c\u00f3 m\u1ed9t h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n PLC\/Citect ri\u00eang bi\u1ec7t m\u00e0 s\u1ebd cho ph\u00e9p NEW \u0111\u1ec3 s\u1eed d\u1ee5ng hai 3,5 MLD c\u00e2y \u0111\u1ed9c l\u1eadp ho\u1eb7c c\u00f9ng nhau. M\u1ed7i 3,5 MLD nh\u00e0 m\u00e1y \u0111\u00f3ng g\u00f3i c\u0169ng ph\u1ea3i c\u00f3 kh\u1ea3 n\u0103ng t\u00e1ch th\u00e0nh hai (2) 1,75 MLD th\u1ef1c v\u1eadt \u0111\u00f3ng g\u00f3i. C\u00e1c nh\u00e0 ch\u1ee9a b\u1ed9 \u0111i\u1ec1u khi\u1ec3n sau \u0111\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t nh\u00e0 m\u00e1y \u0111i\u1ec1u tr\u1ecb 1,75 MLD nh\u01b0 m\u1ed9t \u0111\u01a1n v\u1ecb \u0111\u1ed9c l\u1eadp.<\/p>\n<p>\u01afu \u0111i\u1ec3m c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng DMI-65 trong x\u1eed tr\u1ecb n\u01b0\u1edbc di\u1ec7t asen<br \/>\n<strong>Lo\u1ea1i b\u1ecf asen<\/strong> DMI-65 kh\u00f4ng th\u1ef1c s\u1ef1 lo\u1ea1i b\u1ecf c\u00e1c asen m\u00e0 l\u00e0 d\u1ef1a tr\u00ean th\u1ef1c t\u1ebf l\u00e0 asen v\u00e0 s\u1eaft (Fe) d\u1ec5 d\u00e0ng t\u1ea1o th\u00e0nh m\u1ed9t ph\u1ee9c t\u1ea1p v\u00e0 khi c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n th\u00f4ng \u0111\u01b0a ra Fe n\u00f3 m\u1ea5t nh\u01b0 v\u1edbi n\u00f3. DMI-65 th\u00fac \u0111\u1ea9y<em> t\u1ef7 l\u1ec7 oxy h\u00f3a cao nh\u1ea5t c\u1ee7a b\u1ea5t k\u1ef3 ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n th\u00f4ng x\u00fac t\u00e1c l\u1ecdc<\/em> \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c vi\u1ec7c lo\u1ea1i b\u1ecf s\u1eaft h\u00f2a tan \u0111\u1ebfn m\u1ee9c g\u1ea7n nh\u01b0 kh\u00f4ng th\u1ec3 ph\u00e1t hi\u1ec7n th\u1ea5p nh\u01b0 0,005 ppm. Trong \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh ch\u00ednh x\u00e1c, asen c\u0169ng s\u1ebd \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf \u0111\u1ec3 h\u01b0\u1edbng d\u1eabn d\u01b0\u1edbi \u0111\u00e2y<\/p>\n<p><strong>L\u01b0u l\u01b0\u1ee3ng cao gi\u00e1<\/strong>. C\u00f4ng ngh\u1ec7 truy\u1ec1n DMI-65 th\u00fac \u0111\u1ea9y t\u1ed1c \u0111\u1ed9 \u00f4xi h\u00f3a cao nh\u1ea5t c\u1ee7a b\u1ea5t k\u1ef3 ph\u01b0\u01a1ng ti\u1ec7n l\u1ecdc x\u00fac t\u00e1c n\u00e0o. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p m\u1ed9t t\u1ef7 l\u1ec7 l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc cao h\u01a1n \u0111\u00e1ng k\u1ec3 \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00f9ng m\u1ed9t m\u1ee9c \u0111\u1ed9 lo\u1ea1i b\u1ecf s\u1eaft v\u00e0 mangan. DMI-65 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng t\u1ea1i c\u00e1c v\u1eadn t\u1ed1c l\u1ecdc tuy\u1ebfn t\u00ednh l\u00ean \u0111\u1ebfn hai l\u1ea7n c\u1ee7a c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n th\u00f4ng th\u00f4ng th\u01b0\u1eddng v\u1edbi m\u1ed9t s\u1ef1 gi\u1ea3m t\u01b0\u01a1ng \u1ee9ng trong chi ph\u00ed thi\u1ebft b\u1ecb v\u1ed1n.<\/p>\n<p><strong>Kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i cao<\/strong> Do di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t t\u0103ng l\u00ean c\u1ee7a c\u1ea5u tr\u00fac vi x\u1ed1p c\u1ee7a v\u1eadt li\u1ec7u ma tr\u1eadn, DMI-65 c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng t\u1ea3i s\u1eaft v\u00e0 mangan cao h\u01a1n, c\u00f3 th\u1ec3 k\u00e9o d\u00e0i th\u1eddi gian ch\u1ea1y b\u1ed9 l\u1ecdc v\u00e0 th\u1eddi gian gi\u1eefa sau r\u1eeda m\u1eb7t, do \u0111\u00f3 l\u00e0m gi\u1ea3m s\u1ef1 ng\u1eebng ho\u1ea1t \u0111\u1ed9ng, chi ph\u00ed v\u1eadn h\u00e0nh v\u00e0 l\u00e3ng ph\u00ed.<strong><br \/>\n<\/strong><\/p>\n<p><strong>Gi\u1ea3m chi ph\u00ed <\/strong>t\u1ed5ng chi ph\u00ed c\u1ee7a h\u1ec7 th\u1ed1ng l\u1ecdc n\u01b0\u1edbc lo\u1ea1i b\u1ecf asen l\u00e0 \u00edt h\u01a1n \u0111\u00e1ng k\u1ec3 c\u00e1c gi\u1ea3i ph\u00e1p thay th\u1ebf, hi\u1ec7u qu\u1ea3, nh\u01b0ng t\u01b0\u01a1ng \u0111\u1ed1i \u0111\u01a1n gi\u1ea3n, c\u1ee7a DMI-65 h\u1ec7 th\u1ed1ng d\u1ef1a tr\u00ean l\u00e0m gi\u1ea3m chi ti\u00eau v\u1ed1n \u0111\u1ea7u t\u01b0 v\u00e0o ph\u1ee9c t\u1ea1p nh\u00e0 m\u00e1y c\u0169ng nh\u01b0 c\u00e1c chi ti\u00eau ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c trong h\u00f3a ch\u1ea5t, \u0111i\u1ec7n v\u00e0 ph\u00eda ch\u1ea5t th\u1ea3i n\u01b0\u1edbc ph\u1ee5c h\u1ed3i.<\/p>\n<p><strong>T\u00e1i t\u1ea1o kh\u00f4ng b\u1eaft bu\u1ed9c<\/strong><strong>. <\/strong>C\u00e1c ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n th\u00f4ng ho\u1ea1t \u0111\u1ed9ng v\u1edbi m\u1ed9t ti\u00eam li\u00ean t\u1ee5c c\u1ee7a natri hypochlorite \u1edf m\u1ee9c th\u1ea5p c\u00f2n l\u1ea1i (0,1 \u0111\u1ebfn 0,3 ppm) m\u00e0 lo\u1ea1i b\u1ecf s\u1ef1 c\u1ea7n cho kali permanganat.<br \/>\n[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>[vc_row][vc_column][vc_column_text css=&#8221;.vc_custom_1590991282562{margin-top: 15px !important;margin-bottom: 15px !important;}&#8221;] Asen c\u1ef1c k\u1ef3 \u0111\u1ed9c. IARC (c\u01a1 quan nghi\u00ean c\u1ee9u qu\u1ed1c t\u1ebf v\u1ec1 ung th\u01b0, 2004) \u0111\u00e3 ph\u00e2n lo\u1ea1i asen nh\u01b0 m\u1ed9t ch\u1ea5t g\u00e2y b\u1ec7nh cho con ng\u01b0\u1eddi (nh\u00f3m 1). L\u01b0\u1ee3ng n\u01b0\u1edbc u\u1ed1ng d\u00e0i h\u1ea1n v\u1edbi n\u1ed3ng \u0111\u1ed9 asen cao c\u00f3 th\u1ec3 g\u00e2y ra s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a arsenicosis, thu\u1eadt&hellip;<\/p>\n","protected":false},"author":1,"featured_media":8145,"parent":7157,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"content-type":"","footnotes":""},"class_list":["post-5796","page","type-page","status-publish","has-post-thumbnail","hentry","description-off"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Lo\u1ea1i b\u1ecf asen - DMI-65\u00ae<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dmi65.com\/vi\/giai-phap\/loai-bo-asen\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Lo\u1ea1i b\u1ecf asen - DMI-65\u00ae\" \/>\n<meta property=\"og:description\" content=\"[vc_row][vc_column][vc_column_text css=&#8221;.vc_custom_1590991282562{margin-top: 15px !important;margin-bottom: 15px !important;}&#8221;] Asen c\u1ef1c k\u1ef3 \u0111\u1ed9c. IARC (c\u01a1 quan nghi\u00ean c\u1ee9u qu\u1ed1c t\u1ebf v\u1ec1 ung th\u01b0, 2004) \u0111\u00e3 ph\u00e2n lo\u1ea1i asen nh\u01b0 m\u1ed9t ch\u1ea5t g\u00e2y b\u1ec7nh cho con ng\u01b0\u1eddi (nh\u00f3m 1). 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IARC (c\u01a1 quan nghi\u00ean c\u1ee9u qu\u1ed1c t\u1ebf v\u1ec1 ung th\u01b0, 2004) \u0111\u00e3 ph\u00e2n lo\u1ea1i asen nh\u01b0 m\u1ed9t ch\u1ea5t g\u00e2y b\u1ec7nh cho con ng\u01b0\u1eddi (nh\u00f3m 1). 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