{"id":22733,"date":"2025-08-26T14:12:52","date_gmt":"2025-08-26T06:12:52","guid":{"rendered":"https:\/\/stark-water.com\/?p=22733"},"modified":"2025-08-26T14:12:54","modified_gmt":"2025-08-26T06:12:54","slug":"%ec%82%b0%ec%97%85%ec%9a%a9-ro-%eb%a9%a4%eb%b8%8c%eb%a0%88%ec%9d%b8-%ec%84%a0%ed%83%9d-%ea%b0%80%ec%9d%b4%eb%93%9c","status":"publish","type":"post","link":"https:\/\/stark-water.com\/ko\/%eb%b8%94%eb%a1%9c%ea%b7%b8\/%ec%82%b0%ec%97%85%ec%9a%a9-ro-%eb%a9%a4%eb%b8%8c%eb%a0%88%ec%9d%b8-%ec%84%a0%ed%83%9d-%ea%b0%80%ec%9d%b4%eb%93%9c\/","title":{"rendered":"\uc0b0\uc5c5\uc6a9 RO \uba64\ube0c\ub808\uc778 \uc120\ud0dd(2025 \uac00\uc774\ub4dc): 4040 \ub300 8040, ULP \ub300 BWRO \ub300 SWRO"},"content":{"rendered":"<p><strong>TL;DR - \uc0b0\uc5c5\uc6a9 RO \uba64\ube0c\ub808\uc778 \uc120\ud0dd:<\/strong> \uc120\ud0dd <strong>4040<\/strong> \ucef4\ud329\ud2b8 \uc2a4\ud0a4\ub4dc \ubc0f \ud30c\uc77c\ub7ff \ub77c\uc778\uc6a9; <strong>8040<\/strong> \ud50c\ub79c\ud2b8 \uaddc\ubaa8\uc758 \uc6b4\uc601 \ube44\uc6a9 \ud6a8\uc728\uc131\uc744 \uc704\ud574 \uc0ac\uc6a9 <strong>ULP<\/strong> \uc555\ub825\/\uc5d0\ub108\uc9c0\uac00 \ubcd1\ubaa9 \ud604\uc0c1\uc778 \uacbd\uc6b0, <strong>BWRO<\/strong> 1,000-10,000 mg\/L \uae30\uc218 \uc0ac\ub8cc\uc758 \uacbd\uc6b0 <strong>SWRO<\/strong> \ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. SDI\ub97c 3 \ubbf8\ub9cc\uc73c\ub85c \uc720\uc9c0\ud558\uace0, RO \uc804\uc5d0 \uc720\ub9ac \uc5fc\uc18c\ub97c \uc81c\uac70\ud558\uace0, \ub2e8\uacc4\ubcc4 \ud68c\uc218 \uc124\uacc4(\uc608: \uc5fc\uc218\uc758 \uacbd\uc6b0 70-85%), \ud5c8\uc6a9 \ud50c\ub7ed\uc2a4 \ubc0f \u0394P\ub97c \uae30\uc900\uc73c\ub85c \ud06c\uae30\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4. \uae30\uacc4 \ud310\ub3c5 \uac00\ub2a5\ud55c \ub370\uc774\ud130\uc2dc\ud2b8, \ubc30\uce58 QA \ubc0f \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uc9c0\uc6d0\uc774 \ud544\uc694\ud558\uc2e0\uac00\uc694? <a href=\"https:\/\/stark-water.com\/ko\/product-category\/%ec%88%98%ec%b2%98%eb%a6%ac-%ec%95%a1%ec%84%b8%ec%84%9c%eb%a6%ac\/%eb%a9%a4%eb%b8%8c%eb%a0%88%ec%9d%b8\/\">\uc2a4\ud0c0\ud06c \uc6cc\ud130<\/a> \uac00 \ub3c4\uc6c0\uc774 \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc774 \uac00\uc774\ub4dc\uac00 \ud544\uc694\ud55c \uc774\uc720<\/h2>\n\n\n\n<p>\uc0b0\uc5c5 \uad6c\ub9e4\uc790\ub294 \ud488\uc9c8, \uc5d0\ub108\uc9c0, \ub9ac\ub4dc \ud0c0\uc784\uc758 \uade0\ud615\uc744 \ub9de\ucd94\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uc0b0\uc5c5\uc6a9 RO \uba64\ube0c\ub808\uc778 \uac00\uc774\ub4dc\ub294 \uc5d4\uc9c0\ub2c8\uc5b4\ub97c \uc6b0\uc120\uc73c\ub85c \ud558\ub294 \uc2e4\uc6a9\uc801\uc778 \ud504\ub808\uc784\uc6cc\ud06c\uc640 \ud568\uaed8 RFQ \ubc0f \uacf5\uc7a5 \uac10\uc0ac\uc5d0 \uc989\uc2dc \uc801\uc6a9\ud560 \uc218 \uc788\ub294 \uc870\ub2ec \uccb4\ud06c\ud3ec\uc778\ud2b8\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774 \uc0b0\uc5c5\uc6a9 RO \uba64\ube0c\ub808\uc778 \uac00\uc774\ub4dc\ub294 \uc2e4\uc9c8\uc801\uc778 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \ud2b8\ub808\uc774\ub4dc\uc624\ud504\uc5d0 \ucd08\uc810\uc744 \ub9de\ucd94\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\uc0b0\uc5c5\uc6a9 RO \uba64\ube0c\ub808\uc778 \uc81c\ud488\uad70 \ud55c\ub208\uc5d0 \ubcf4\uae30<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\uac00\uc871<\/th><th>\uc77c\ubc18\uc801\uc778 \ud53c\ub4dc TDS<\/th><th>\uc77c\ubc18\uc801\uc778 \uc555\ub825<\/th><th>\ub514\uc790\uc778 \ub178\ud2b8<\/th><th>\uc560\ud50c\ub9ac\ucf00\uc774\uc158<\/th><\/tr><\/thead><tbody><tr><td>ULP(\ucd08\uc800\uc555) RO<\/td><td>~500-3,000 mg\/L<\/td><td>BWRO\ubcf4\ub2e4 \ub0ae\uc74c<\/td><td>\uc5d0\ub108\uc9c0 \uc808\uc57d, \uc2dc\uacc4 \ud30c\uc6b8\ub9c1 \ub9c8\uc9c4<\/td><td>\uc9c0\ud558\uc218, \ub3c4\uc2dc \uc5f0\ub9c8, \uc7ac\uc0ac\uc6a9<\/td><\/tr><tr><td>BWRO(\ube0c\ub799\uc2dc \uc6cc\ud130 RO)<\/td><td>~1,000-10,000 mg\/L<\/td><td>\ubcf4\ud1b5<\/td><td>\ubc94\uc6a9, \uad11\ubc94\uc704\ud55c \ud654\ud559\uc801 \ucc3d<\/td><td>\uc0b0\uc5c5 \uacf5\uc815 \uc6a9\uc218, \ubcf4\uc77c\ub7ec \ubcf4\ucda9<\/td><\/tr><tr><td>SWRO(\ud574\uc218 RO)<\/td><td>30,000~45,000 mg\/L<\/td><td>\ub192\uc74c<\/td><td>\uc5d0\ub108\uc9c0 \ud68c\uc218 \uad8c\uc7a5<\/td><td>\ud574\uc218 \ub2f4\uc218\ud654, \uc12c, \ud574\uc548 \ud50c\ub79c\ud2b8<\/td><\/tr><tr><td>NF(\ub098\ub178\ud544\ud130\ub9c1)<\/td><td>\ub2e4\uc591<\/td><td>\ub0ae\uc74c-\uc911\uac04<\/td><td>\ubd80\ubd84\uc801\uc778 \uc5f0\ud654, \ub0ae\uc740 \uc5fc\ubd84 \uac70\ubd80\uac10<\/td><td>\uc5fc\ub8cc\/\uc124\ud0d5, \ubd80\ubd84 \ub370\ubbfc, \uc720\uae30\ubb3c \uc81c\uac70<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">4040 \ub300 8040: \uc5b4\ub290 \ucabd\uc774 \ub354 \uc720\ub9ac\ud560\uae4c\uc694?<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\ub9e4\uac1c\ubcc0\uc218<\/th><th>4040 \uc694\uc18c<\/th><th>8040 \uc694\uc18c<\/th><\/tr><\/thead><tbody><tr><td>\uc77c\ubc18\uc801\uc778 \uc0ac\uc6a9<\/td><td>\ud30c\uc77c\ub7ff, \uc18c\ud615 \uc720\ub7c9, \ubaa8\ub4c8\uc2dd \uc2a4\ud0a4\ub4dc<\/td><td>\uc0b0\uc5c5 \ud50c\ub79c\ud2b8, \ub0ae\uc740 \uc6b4\uc601 \ube44\uc6a9 \ubaa9\ud45c<\/td><\/tr><tr><td>\uc8fc\ud0dd \uc124\uce58 \uacf5\uac04<\/td><td>\ucef4\ud329\ud2b8\ud55c \uc0ac\uc774\uc988, \uc190\uc26c\uc6b4 \uac1c\uc870<\/td><td>\ub354 \ud070 \uaddc\ubaa8, \ub354 \ub098\uc740 m\u00b2\ub2f9 \uc790\ubcf8 \uc9c0\ucd9c<\/td><\/tr><tr><td>\uc555\ub825 \uc6a9\uae30\ub2f9 \ud22c\uacfc<\/td><td>Lower<\/td><td>\ub354 \ub192\uc74c(\ub354 \uc801\uc740 \uc218\uc758 \uc6a9\uae30 \ubc0f \ubc38\ube0c)<\/td><\/tr><tr><td>\ud50c\ub7ed\uc2a4 \uc548\uc815\uc131<\/td><td>\uc18c\uaddc\ubaa8 \uc5c5\ubb34\uc5d0 \uc801\ud569<\/td><td>\ub85c\ub529 \ubc0f CIP \uc8fc\uae30 \uc804\ubc18\uc5d0\uc11c \uc548\uc815\uc131 \ud5a5\uc0c1<\/td><\/tr><tr><td>\uc120\ud0dd \uc2dc\uae30<\/td><td>\uacf5\uac04 \uc81c\ud55c, \ube60\ub978 \ubc30\uc1a1, \ud30c\uc77c\ub7ff QA<\/td><td>\ucc98\ub9ac\ub7c9 \ubc0f \uc5d0\ub108\uc9c0 \ud6a8\uc728\uc131 \uc6b0\uc120 \uc21c\uc704<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>4040\uacfc 8040\uc744 \ube44\uad50\ud560 \ub54c\ub294 \uc791\ub3d9 \uc628\ub3c4\uc5d0\uc11c \uc0b0\uc5c5\uc6a9 RO \uba64\ube0c\ub808\uc778 \ud50c\ub7ed\uc2a4 \ucc3d\uc744 \ud3c9\uac00\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc0b0\uc5c5\uc6a9 RO \uba64\ube0c\ub808\uc778 \uc120\ud0dd \ubc0f \uc0ac\uc774\uc9d5 \ub2e8\uacc4<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\ud53c\ub4dc \ud2b9\uc131\ud654:<\/strong>\u00a0TDS\/\uc804\ub3c4\ub3c4, \uc628\ub3c4, SDI\/NTU, \uacbd\ub3c4, \uc2e4\ub9ac\uce74, \ucca0\/\ub9dd\uac04, \uc720\ub9ac \uc5fc\uc18c(RO \uc804\uc5d0 \uc81c\uac70\ud574\uc57c \ud568).<\/li>\n\n\n\n<li><strong>\uc0ac\uc804 \ucc98\ub9ac:<\/strong>\u00a0\uba40\ud2f0\ubbf8\ub514\uc5b4\/UF, \uc2a4\ucf00\uc77c \ubc29\uc9c0\uc81c \ud22c\uc5ec, \ud0c8\uc5fc\uc18c(SMBS\/C-\ud544\ud130), \ubbf8\ud06c\ub860 \uc5ec\uacfc. \ubaa9\ud45c\u00a0<strong>SDI &lt; 3<\/strong>.<\/li>\n\n\n\n<li><strong>\ubaa9\ud45c\ub97c \uc124\uc815\ud569\ub2c8\ub2e4:<\/strong>\u00a0\ud22c\uacfc \ud488\uc9c8, \ud68c\uc218\uc728(\uc608: \uc5fc\uc218\uc758 \uacbd\uc6b0 70-85%), \ub2e8\uacc4\ubcc4 \ucd5c\ub300 \u0394P, \uccad\uc18c \ucca0\ud559.<\/li>\n\n\n\n<li><strong>\uc81c\ud488\uad70 \ubc0f \ud615\uc2dd\uc744 \uc120\ud0dd\ud558\uc138\uc694:<\/strong>\u00a0\uc18c\ud615\uc740 4040, \ud50c\ub79c\ud2b8 \uaddc\ubaa8\ub294 8040\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud50c\ub7ed\uc2a4 \ucc3d\uc744 \uc120\ud0dd\ud569\ub2c8\ub2e4:<\/strong>\u00a0\uc0ac\uc6a9 \uc628\ub3c4\uc5d0\uc11c \uacf5\uae09\uc5c5\uccb4\uac00 \uad8c\uc7a5\ud558\ub294 L-m-\u00b2-h-\u00b9\uc744 \uc900\uc218\ud558\uace0 \uc624\uc5fc \uc704\ud5d8\uc5d0 \ub300\ube44\ud574 \uac10\uc561\ud558\uc138\uc694.<\/li>\n\n\n\n<li><strong>\ubb34\ub300 \ubc0f \ubc30\uc5f4:<\/strong>\u00a01:1, 2:1, 2:2 \ub4f1. \ub2e8\uacc4\ubcc4 \ubcf5\uad6c \ubc0f \uc9d1\uc911 \ud655\uc7a5 \ud55c\ub3c4\ub97c \ud655\uc778\ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n\n\n\n<p><em>\ud301:<\/em>&nbsp;RFQ\uc758 \uacbd\uc6b0 \ubc30\uce58 QA(\ud45c\uc900 \ud14c\uc2a4\ud2b8\uc5d0\uc11c \ud750\ub984\/\uac70\ubd80), \uc694\uc18c \uc555\ub825 \uac15\ud558 \ubc0f \uc2b5\uc2dd \ub300 \uac74\uc2dd \ubc30\uc1a1 \uc138\ubd80 \uc815\ubcf4\ub97c \uc694\uccad\ud558\uc138\uc694.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uc608\uc2dc \uc120\ud0dd \uc608<\/h2>\n\n\n\n<p><strong>\ubaa9\ud45c:<\/strong>&nbsp;25\u00b0C, \uc5fc\uc218 \uacf5\uae09\uc6d0\uc5d0\uc11c 2,000m\u00b3\/h\uc758 2mg\/L \uacf5\uae09\uc5d0\uc11c 20m\u00b3\/h \ud22c\uacfc. \ubaa9\ud45c \ud68c\uc218 75%.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uac00\uc871:\u00a0<strong>BWRO<\/strong>\ud615\uc2dd:\u00a0<strong>8040<\/strong>.<\/li>\n\n\n\n<li>\uc124\uacc4 \ud50c\ub7ed\uc2a4: \uacf5\uae09\uc5c5\uccb4 \ucc3d \ub0b4\uc5d0\uc11c \uc120\ud0dd(\uc608\uc2dc 14-18 L-m-\u00b2-h-\u00b9), \ud65c\uc131 \uba74\uc801\uc5d0 \uacf1\ud558\uc5ec \uc694\uc18c \uc218\uc728\uc744 \uc608\uce21\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\ubc30\uc5f4: 2:1 \ub610\ub294 2:2\uc5d0\uc11c \uc2dc\uc791\ud558\uace0, \uc2a4\ud14c\uc774\uc9c0 \ubcf5\uad6c\uc640 \uc2a4\ucf00\uc77c\ub9c1 \ud55c\uacc4\ub97c \ud655\uc778\ud558\uace0, \u0394P \ub9c8\uc9c4\uc5d0 \ub300\ud574 \uc2a4\ud14c\uc774\uc9c0\ubcc4\ub85c \uc120\ubc15\uc744 \ubc18\ubcf5\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uc5d0\ub108\uc9c0: \uc791\ub3d9 \uc555\ub825 \ubc0f \ud38c\ud504 \ud6a8\uc728\uc5d0\uc11c \ud2b9\uc815 \uc5d0\ub108\uc9c0(kWh\/m\u00b3)\ub97c \ucd94\uc815\ud558\uace0, \ub192\uc740 TDS\uc758 \uacbd\uc6b0 ERD\ub97c \uace0\ub824\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p>\uae30\uc218 \uacf5\uae09\uc758 \uacbd\uc6b0, \uc0b0\uc5c5\uc6a9 RO \uba64\ube0c\ub808\uc778\uc740 \uc804\uccb4 \uc124\uacc4\uc5d0 \ub530\ub77c 70-85% \ud68c\uc218\uc728\uc5d0 \ub3c4\ub2ec\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p><small>\ucc38\uace0: \uc704\uc758 \uc22b\uc790\ub294 \ubc29\ubc95\uc744 \uc124\uba85\ud558\uae30 \uc704\ud55c \uac83\uc785\ub2c8\ub2e4. \ucd5c\uc885 \uc124\uacc4 \uc2dc \uba64\ube0c\ub808\uc778\uc758 \uacf5\uc2dd \ub370\uc774\ud130\uc2dc\ud2b8 \uac12\uc744 \uc0ac\uc6a9\ud558\uc138\uc694.<\/small><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\uae00\ub85c\ubc8c \uad6c\ub9e4\uc790\ub97c \uc704\ud55c \uc870\ub2ec \uccb4\ud06c\ub9ac\uc2a4\ud2b8<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\ub370\uc774\ud130\uc2dc\ud2b8:<\/strong>\u00a0\uae30\uacc4 \ud310\ub3c5 \uac00\ub2a5 \ub9e4\uac1c\ubcc0\uc218(\ud65c\uc131 \uc601\uc5ed, \ud14c\uc2a4\ud2b8 \uc555\ub825\/NaCl ppm, pH \ubc94\uc704, \u0394P, \ud074\ub9ac\ub2dd \ud55c\uacc4).<\/li>\n\n\n\n<li><strong>\uc77c\uad04 QA:<\/strong>\u00a0\ub85c\ud2b8\ub2f9 \uacf5\uc7a5 \ud14c\uc2a4\ud2b8 \ubcf4\uace0\uc11c(\ud45c\uc900\ud654\ub41c \ud750\ub984 \ubc0f \uac70\ubd80).<\/li>\n\n\n\n<li><strong>\uc778\uc99d\uc11c:<\/strong>\u00a0\ud488\uc9c8 \uc2dc\uc2a4\ud15c(\uc608: ISO 9001) \ubc0f \ud544\uc694\ud55c \uacbd\uc6b0 \uc790\uc7ac \uaddc\uc815 \uc900\uc218\ub97c \uc900\uc218\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud3ec\uc7a5 \ubc0f \ubcf4\uad00:<\/strong>\u00a0\uc2b5\uc2dd \ub300 \uac74\uc2dd; \uc720\ud1b5 \uae30\ud55c, \uc6b4\uc1a1 \uc628\ub3c4, \ubcf4\uc874 \ud654\ud559 \ubb3c\uc9c8.<\/li>\n\n\n\n<li><strong>\ub9ac\ub4dc \ud0c0\uc784 \ubc0f MOQ:<\/strong>\u00a0\uba85\ud655\ud55c \uc0dd\uc0b0 \uc77c\uc815, \uc218\ucd9c \uacbd\ud5d8, \uc608\ube44\ud488 \uac00\uc6a9\uc131.<\/li>\n\n\n\n<li><strong>\ud310\ub9e4 \ud6c4:<\/strong>\u00a0CIP \ud50c\ub808\uc774\ubd81, \ubb38\uc81c \ud574\uacb0 \uc751\ub2f5 \uc2dc\uac04, \ub2e4\uad6d\uc5b4 \uae30\uc220 \uc9c0\uc6d0.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\uc2a4\ud0c0\ud06c \uc6cc\ud130(\uc911\uad6d)\uc640 \ud30c\ud2b8\ub108 \uad00\uacc4\ub97c \ub9fa\uc5b4\uc57c \ud558\ub294 \uc774\uc720<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \uc6b0\uc120:<\/strong>\u00a0\uc120\ud0dd \uc9c0\uc6d0, \uc5b4\ub808\uc774 \uc810\uac80, RO\/UF\/\uc804\ucc98\ub9ac\ub97c \uc704\ud55c \uc2dc\uc791 \uc548\ub0b4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc0ac\uc6a9\ud560 \uc218 \uc788\ub294 \ub370\uc774\ud130:<\/strong>\u00a0HTML \ud45c\ub85c \uac8c\uc2dc\ub41c \uc0ac\uc591 + \ub2e4\uc6b4\ub85c\ub4dc \uac00\ub2a5\ud55c PDF; AEO\uc6a9 JSON-LD.<\/li>\n\n\n\n<li><strong>\uae00\ub85c\ubc8c \ubc30\uc1a1:<\/strong>\u00a0\ub77c\ud2f4 \uc544\uba54\ub9ac\uce74, \ub3d9\ub0a8\uc544\uc2dc\uc544, \uc911\ub3d9 \ubc0f \uc720\ub7fd \uc804\uc5ed\uc758 \uc218\ucd9c \uacbd\ud5d8\uc744 \ubcf4\uc720\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc218\uba85 \uc8fc\uae30 \uc9c0\uc6d0:<\/strong>\u00a0\ucc3d\ubb38 \uccad\uc18c, \uc2a4\ucf00\uc77c \ubc29\uc9c0\uc81c \ud398\uc5b4\ub9c1, \uad50\uc721 \uc790\ub8cc \ub4f1\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p><a href=\"http:\/\/product\/best-ro-membrane-8040-4040\/\">\uba64\ube0c\ub808\uc778 \ud6c4\ubcf4 \ubaa9\ub85d \ubc0f \ud06c\uae30 \ud655\uc778 \uc694\uccad \u2192<\/a>\u00a0\u00a0|\u00a0\u00a0<a href=\"https:\/\/stark-water.com\/ko\/product-category\/%ec%88%98%ec%b2%98%eb%a6%ac-%ec%95%a1%ec%84%b8%ec%84%9c%eb%a6%ac\/%eb%a9%a4%eb%b8%8c%eb%a0%88%ec%9d%b8\/\" target=\"_blank\" rel=\"noreferrer noopener\">RO \uba64\ube0c\ub808\uc778 \uce74\ud0c8\ub85c\uadf8 \ubcf4\uae30 \u2192<\/a><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/stark-water.com\/wp-content\/uploads\/2025\/08\/industrial-RO-membrane2-1024x683.png\" alt=\"\uc0b0\uc5c5\uc6a9 RO \uba64\ube0c\ub808\uc7782\" class=\"wp-image-22746\" title=\"\" srcset=\"https:\/\/stark-water.com\/wp-content\/uploads\/2025\/08\/industrial-RO-membrane2-1024x683.png 1024w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/08\/industrial-RO-membrane2-300x200.png 300w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/08\/industrial-RO-membrane2-768x512.png 768w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/08\/industrial-RO-membrane2-18x12.png 18w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/08\/industrial-RO-membrane2-600x400.png 600w, https:\/\/stark-water.com\/wp-content\/uploads\/2025\/08\/industrial-RO-membrane2.png 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">\uc0b0\uc5c5\uc6a9 RO \uba64\ube0c\ub808\uc7782<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\ucf00\uc774\uc2a4 \uc2a4\ub0c5\uc0f7<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uc74c\ub8cc \ub77c\uc778 \uc7ac\uc0ac\uc6a9:<\/strong>\u00a02,000 mg\/L \uacf5\uae09, BWRO-8040, 75% \ud68c\uc218, \uc2a4\ucf00\uc77c \ubc29\uc9c0\uc81c \uc0ac\uc6a9, \ud63c\ud569\uc744 \uc704\ud55c \uc548\uc815\uc801\uc778 \ud22c\uacfc\uc131.<\/li>\n\n\n\n<li><strong>\ub0c9\uac01\ud0d1 \ube14\ub85c\uc6b0\ub2e4\uc6b4:<\/strong>\u00a0\uc804\ucc98\ub9ac + \ubcf4\uc874 \ud50c\ub7ed\uc2a4\ub97c \ud1b5\ud574 \ucc98\ub9ac\ub418\ub294 \uac00\ubcc0 \uc2e4\ub9ac\uce74; \ub18d\ub3c4 \uc0ac\uc774\ud074\uc774 \uac1c\uc120\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud574\uc548 \uc2dd\ubb3c:<\/strong>\u00a0\uc5d0\ub108\uc9c0 \ud68c\uc218\ub97c \ud1b5\ud55c SWRO, \ub2e8\uacc4\uc801 CIP \uacc4\ud68d\uc73c\ub85c \ud654\ud559\ubb3c\uc9c8 \uc18c\ube44\ub97c \uc904\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p>\ud56d\uc0c1 RFQ\uc5d0 \ud3ec\ud568\ub41c \uc0b0\uc5c5\uc6a9 RO \uba64\ube0c\ub808\uc778 \ub85c\ud2b8\uc5d0 \ub300\ud55c \ubc30\uce58 QA\ub97c \uc694\uccad\ud558\uc138\uc694.<\/p>\n\n\n\n<!-- FAQ -->\n<h2>\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n<dl>\n  <dt>4040 \ub300 8040\uc758 \ube60\ub978 \uaddc\uce59\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/dt>\n  <dd>4040\uc740 \uc18c\ud615\/\uc800\uc720\ub7c9 \uc2dc\uc2a4\ud15c\uc5d0, 8040\uc740 \ud50c\ub79c\ud2b8 \uaddc\ubaa8\uc758 \ucc98\ub9ac\ub7c9\uacfc \ub0ae\uc740 OPEX\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/dd>\n  <dt>\uba64\ube0c\ub808\uc778\uc774 \uc624\uc5fc\ub418\uc9c0 \uc54a\uac8c \ud558\ub824\uba74 \uc5b4\ub5bb\uac8c \ud574\uc57c \ud558\ub098\uc694?<\/dt>\n  <dd>SDI(&lt;3) \uc81c\uc5b4, \uc720\ub9ac \uc5fc\uc18c \uc81c\uac70, \uc804\ucc98\ub9ac \ucd5c\uc801\ud654, \uad8c\uc7a5 \uc720\ub7c9\/\u0394P \ub0b4\uc5d0\uc11c \uc791\ub3d9\ud569\ub2c8\ub2e4.<\/dd>\n  <dt>ULP\uc640 BWRO-\uc5b8\uc81c ULP\ub97c \uc120\ud0dd\ud574\uc57c \ud558\ub098\uc694?<\/dt>\n  <dd>\uc5d0\ub108\uc9c0 \ub610\ub294 \uc555\ub825\uc774 \uc81c\ud55c\ub418\uc5b4 \uc788\uace0 \uacf5\uae09 TDS\uac00 \uc801\ub2f9\ud55c \uacbd\uc6b0. \ud50c\ub7ed\uc2a4 \ub9c8\uc9c4\uacfc \ud30c\uc6b8\ub9c1 \uc704\ud5d8\uc744 \uac80\uc99d\ud569\ub2c8\ub2e4.<\/dd>\n  <dt>\uc5b4\ub5a4 \ubcf5\uad6c\ub97c \ubaa9\ud45c\ub85c \ud574\uc57c \ud558\ub098\uc694?<\/dt>\n  <dd>\ud654\ud559\uc5d0 \ub530\ub77c \ub2e4\ub985\ub2c8\ub2e4. \ube0c\ub799\uc2dc \ub514\uc790\uc778\uc740 \uc5ec\ub7ec \ub2e8\uacc4\uc5d0 \uac78\uccd0 70-85% \uc815\ub3c4\uc5d0 \ub3c4\ub2ec\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc73c\ubbc0\ub85c \uc2a4\ucf00\uc77c\ub9c1 \ud55c\uacc4\ub97c \ud655\uc778\ud558\uc138\uc694.<\/dd>\n  <dt>\uc2a4\ud0c0\ud06c \uc6cc\ud130\uac00 \uc5b4\ub808\uc774 \uc124\uacc4\uc5d0 \ub3c4\uc6c0\uc744 \uc904 \uc218 \uc788\ub098\uc694?<\/dt>\n  <dd>\uc608 - \ud53c\ub4dc \ubd84\uc11d, \uc628\ub3c4, \ud0c0\uac9f \ud22c\uacfc \ubc0f \ud48b\ud504\ub9b0\ud2b8\ub97c \uc804\uc1a1\ud569\ub2c8\ub2e4. \uba64\ube0c\ub808\uc778 \ud6c4\ubcf4 \ubaa9\ub85d\uacfc \uc5b4\ub808\uc774 \uac1c\uc694\ub97c \uc81c\uc548\ud574 \ub4dc\ub9bd\ub2c8\ub2e4.<\/dd>\n  <dt>\uc77c\uad04 QA\ub97c \uc81c\uacf5\ud558\ub098\uc694?<\/dt>\n  <dd>\ud45c\uc900 \uc870\uac74\uc5d0\uc11c\uc758 \ud750\ub984\/\uac70\ubd80\uc5d0 \ub300\ud55c \ub85c\ud2b8 \uc218\uc900 \ud14c\uc2a4\ud2b8 \ub370\uc774\ud130\uc640 \ucde8\uae09 \ubc0f \ubcf4\uad00 \uc9c0\uce68\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/dd>\n<\/dl>\n\n<!-- Soft CTA -->\n<p><strong>\ub2e4\uc74c \ub2e8\uacc4:<\/strong> \uc218\uc9c8 \ubd84\uc11d \ubc0f \ubaa9\ud45c \uc720\ub7c9\uc744 \ub2e4\uc74c \uc8fc\uc18c\ub85c \ubcf4\ub0b4\uc138\uc694. <a href=\"mailto:stark@stark-water.com\">stark@stark-water.com<\/a> \ub97c \ud074\ub9ad\ud574 24\uc2dc\uac04 \ub3d9\uc548 \uc608\uc120\uc804\uc744 \uc9c4\ud589\ud558\uc138\uc694.<\/p>\n\n\n\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Article\",\n  \"headline\": \"Industrial RO Membrane Selection (2025 Guide): 4040 vs 8040, ULP vs BWRO vs SWRO\",\n  \"about\": [\"RO membrane\", \"4040 vs 8040\", \"ULP RO\", \"BWRO\", \"SWRO\", \"industrial water treatment\"],\n  \"author\": { \"@type\": \"Organization\", \"name\": \"STARK Water\" },\n  \"publisher\": {\n    \"@type\": \"Organization\",\n    \"name\": \"STARK Water\",\n    \"logo\": { \"@type\": \"ImageObject\", \"url\": \"https:\/\/stark-water.com\/wp-content\/uploads\/logo.png\" }\n  },\n  \"mainEntityOfPage\": \"https:\/\/stark-water.com\/industrial-ro-membrane-selection-guide\/\",\n  \"inLanguage\": \"en\",\n  \"datePublished\": \"2025-08-26\",\n  \"dateModified\": \"2025-08-26\"\n}\n<\/script>\n\n<script type=\"application\/ld+json\">\n{\n  \"@context\":\"https:\/\/schema.org\",\n  \"@type\":\"FAQPage\",\n  \"mainEntity\":[\n    {\"@type\":\"Question\",\"name\":\"What\u2019s the quick rule for 4040 vs 8040?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"4040 for compact\/low-flow systems; 8040 for plant-scale throughput and lower OPEX.\"}},\n    {\"@type\":\"Question\",\"name\":\"How do I keep membranes from fouling?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Keep SDI below 3, remove free chlorine, optimize pretreatment, and operate within recommended flux and differential pressure.\"}},\n    {\"@type\":\"Question\",\"name\":\"ULP vs BWRO\u2014when to choose ULP?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Choose ULP when energy or pressure is constrained and feed TDS is moderate; verify flux margins against fouling risk.\"}},\n    {\"@type\":\"Question\",\"name\":\"What recovery should I target?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Brackish designs often target 70\u201385% recovery across stages, subject to scaling limits and antiscalant strategy.\"}},\n    {\"@type\":\"Question\",\"name\":\"Can STARK Water help with array design?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. Share feed analysis, temperature, target permeate, and footprint for a membrane shortlist and array outline.\"}},\n    {\"@type\":\"Question\",\"name\":\"Do you provide batch QA?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"We provide lot-level test data for flow and salt rejection at standard conditions, plus handling and storage guidance.\"}}\n  ]\n}\n<\/script>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>TL;DR \u2014 Industrial RO membrane selection: choose 4040 for compact skids &amp; pilot lines; 8040 for plant-scale OPEX efficiency. Use [&hellip;]<\/p>","protected":false},"author":1,"featured_media":22745,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"_joinchat":[],"footnotes":""},"categories":[1],"tags":[],"class_list":["post-22733","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-water-treatment-industry-information"],"acf":[],"_links":{"self":[{"href":"https:\/\/stark-water.com\/ko\/wp-json\/wp\/v2\/posts\/22733","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/stark-water.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/stark-water.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/stark-water.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/stark-water.com\/ko\/wp-json\/wp\/v2\/comments?post=22733"}],"version-history":[{"count":3,"href":"https:\/\/stark-water.com\/ko\/wp-json\/wp\/v2\/posts\/22733\/revisions"}],"predecessor-version":[{"id":22750,"href":"https:\/\/stark-water.com\/ko\/wp-json\/wp\/v2\/posts\/22733\/revisions\/22750"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/stark-water.com\/ko\/wp-json\/wp\/v2\/media\/22745"}],"wp:attachment":[{"href":"https:\/\/stark-water.com\/ko\/wp-json\/wp\/v2\/media?parent=22733"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/stark-water.com\/ko\/wp-json\/wp\/v2\/categories?post=22733"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/stark-water.com\/ko\/wp-json\/wp\/v2\/tags?post=22733"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}