{"id":2157,"date":"2026-09-27T10:35:49","date_gmt":"2026-09-27T03:35:49","guid":{"rendered":"https:\/\/cpc1.vn\/nhom-oxyd\/"},"modified":"2026-09-29T12:09:29","modified_gmt":"2026-09-29T05:09:29","slug":"nhom-oxyd","status":"publish","type":"post","link":"https:\/\/cpc1.vn\/en\/nhom-oxyd\/","title":{"rendered":"Nh\u00f4m oxyd (Aluminum Oxide, Alumina) \u2013 ch\u1ea5t h\u1ea5p ph\u1ee5, ph\u00e2n t\u00e1n"},"content":{"rendered":"

Nh\u00f4m oxyd (Aluminum Oxide, Alumina) \u2013 ch\u1ea5t h\u1ea5p ph\u1ee5, ph\u00e2n t\u00e1n<\/h1>\n

Nh\u00f4m oxyd<\/strong> (aluminum oxide, alumina, Al2<\/sub>O3<\/sub>) l\u00e0 oxyd v\u00f4 c\u01a1 r\u1ea5t c\u1ee9ng, b\u1ec1n nhi\u1ec7t, c\u00f3 m\u1eb7t trong t\u1ef1 nhi\u00ean \u1edf c\u00e1c kho\u00e1ng bauxit, corundum, boehmit, gibbsit\u2026 Trong b\u00e0o ch\u1ebf, nh\u00f4m oxyd \u0111\u01b0\u1ee3c d\u00f9ng ch\u1ee7 y\u1ebfu trong vi\u00ean n\u00e9n nh\u01b0 ch\u1ea5t h\u1ea5p ph\u1ee5 v\u00e0 ch\u1ea5t ph\u00e2n t\u00e1n.<\/p>\n

Th\u00f4ng tin nhanh<\/h2>\n\n\n\n\n\n\n
T\u00ean kh\u00e1c<\/td>\nAlumina, activated alumina, calcined alumina, alpha aluminum oxide, aluminum trioxide<\/td>\n<\/tr>\n
S\u1ed1 CAS<\/td>\n1344-28-1<\/td>\n<\/tr>\n
C\u00f4ng th\u1ee9c \u2013 KLPT<\/td>\nAl2<\/sub>O3<\/sub> \u2013 101,96<\/td>\n<\/tr>\n
Nh\u00f3m ch\u1ee9c n\u0103ng<\/td>\nCh\u1ea5t h\u1ea5p ph\u1ee5, ch\u1ea5t ph\u00e2n t\u00e1n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u1ee8ng d\u1ee5ng trong b\u00e0o ch\u1ebf<\/h2>\n
    \n
  • T\u00e1 d\u01b0\u1ee3c trong vi\u00ean n\u00e9n.<\/li>\n
  • Kh\u1eed m\u00e0u cho thu\u1ed1c b\u1ed9t, d\u00f9ng nhi\u1ec1u trong ch\u1ebf ph\u1ea9m kh\u00e1ng sinh.<\/li>\n
  • Thu\u1ed1c \u0111\u1eb7t tr\u1ef1c tr\u00e0ng, thu\u1ed1c \u0111\u1eb7t \u00e2m \u0111\u1ea1o v\u00e0 que \u0111\u1eb7t ni\u1ec7u \u0111\u1ea1o.<\/li>\n
  • D\u1ea1ng nh\u00f4m oxyd ng\u1eadm n\u01b0\u1edbc d\u00f9ng l\u00e0m ch\u1ea5t c\u1eafn m\u00e0u \u0111\u1ec3 t\u1ea1o m\u00e0u lake (pigment), trong m\u1ef9 ph\u1ea9m, v\u00e0 l\u00e0m thu\u1ed1c kh\u00e1ng acid.<\/li>\n<\/ul>\n

    M\u00f4 t\u1ea3 v\u00e0 t\u00ednh ch\u1ea5t<\/h2>\n
      \n
    • B\u1ed9t k\u1ebft tinh tr\u1eafng, t\u1ed3n t\u1ea1i \u1edf hai d\u1ea1ng: \u03b1-Al2<\/sub>O3<\/sub> (tinh th\u1ec3 l\u1ee5c gi\u00e1c kh\u00f4ng m\u00e0u) v\u00e0 \u03b3-Al2<\/sub>O3<\/sub> (tinh th\u1ec3 l\u1eadp ph\u01b0\u01a1ng r\u1ea5t nh\u1ecf, chuy\u1ec3n th\u00e0nh d\u1ea1ng \u03b1 \u1edf nhi\u1ec7t \u0111\u1ed9 cao).<\/li>\n
    • R\u1ea5t c\u1ee9ng (Mohs 8,8); nhi\u1ec7t \u0111\u1ed9 n\u00f3ng ch\u1ea3y 2050 \u00b0C, nhi\u1ec7t \u0111\u1ed9 s\u00f4i 2977 \u00b0C; kh\u00f4ng ch\u00e1y.<\/li>\n
    • T\u1ef7 tr\u1ecdng 2,8 (t\u0103ng l\u00ean 4,0 sau khi nung 800 \u00b0C); t\u1ef7 tr\u1ecdng bi\u1ec3u ki\u1ebfn 0,9\u20131,1 g\/cm\u00b3.<\/li>\n
    • R\u1ea5t h\u00fat \u1ea9m.<\/li>\n
    • Tan ch\u1eadm trong dung d\u1ecbch ki\u1ec1m; h\u1ea7u nh\u01b0 kh\u00f4ng tan trong n\u01b0\u1edbc, ethanol, ether v\u00e0 dung m\u00f4i kh\u00f4ng ph\u00e2n c\u1ef1c.<\/li>\n<\/ul>\n

      \u0110\u1ed9 \u1ed5n \u0111\u1ecbnh v\u00e0 b\u1ea3o qu\u1ea3n<\/h2>\n

      B\u1ea3o qu\u1ea3n trong bao b\u00ec k\u00edn, n\u01a1i kh\u00f4 m\u00e1t, tr\u00e1nh xa n\u01b0\u1edbc do r\u1ea5t h\u00fat \u1ea9m.<\/p>\n

      T\u01b0\u01a1ng k\u1ef5<\/h2>\n
        \n
      • T\u01b0\u01a1ng k\u1ef5 v\u1edbi ch\u1ea5t oxy h\u00f3a m\u1ea1nh v\u00e0 cao su clo h\u00f3a.<\/li>\n
      • Ph\u1ea3n \u1ee9ng v\u1edbi clo trifluorid, ethylen oxyd, natri nitrat, vinyl acetat.<\/li>\n
      • Tr\u00ean 200 \u00b0C, ph\u1ea3n \u1ee9ng t\u1ecfa nhi\u1ec7t v\u1edbi h\u01a1i halocarbon t\u1ea1o kh\u00ed \u0111\u1ed9c hydro clorid v\u00e0 phosgen.<\/li>\n<\/ul>\n

        S\u1ea3n xu\u1ea5t<\/h2>\n

        Ph\u1ea7n l\u1edbn nh\u00f4m oxyd th\u01b0\u01a1ng m\u1ea1i \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1eb1ng c\u00e1ch nung nh\u00f4m hydroxyd.<\/p>\n

        An to\u00e0n v\u00e0 thao t\u00e1c<\/h2>\n

        Khi d\u00f9ng l\u00e0m t\u00e1 d\u01b0\u1ee3c, nh\u00f4m oxyd \u0111\u01b0\u1ee3c xem l\u00e0 t\u01b0\u01a1ng \u0111\u1ed1i kh\u00f4ng \u0111\u1ed9c, kh\u00f4ng k\u00edch \u1ee9ng. Tuy nhi\u00ean h\u00edt ph\u1ea3i h\u1ea1t r\u1ea5t m\u1ecbn c\u00f3 th\u1ec3 g\u00e2y t\u1ed5n th\u01b0\u01a1ng ph\u1ed5i (b\u1ec7nh Shaver) \u2013 c\u1ea7n ki\u1ec3m so\u00e1t b\u1ee5i. Gi\u1edbi h\u1ea1n ph\u01a1i nhi\u1ec5m t\u1ea1i Anh: 10 mg\/m\u00b3 b\u1ee5i to\u00e0n ph\u1ea7n v\u00e0 4 mg\/m\u00b3 b\u1ee5i h\u00f4 h\u1ea5p (trung b\u00ecnh 8 gi\u1edd).<\/p>\n

        T\u00ecnh tr\u1ea1ng ph\u00e1p l\u00fd<\/h2>\n
          \n
        • C\u00f3 trong FDA Inactive Ingredients Guide (vi\u00ean n\u00e9n u\u1ed1ng, mi\u1ebfng x\u1ed1p d\u00f9ng ngo\u00e0i).<\/li>\n
        • C\u00f3 trong thu\u1ed1c kh\u00f4ng d\u00f9ng \u0111\u01b0\u1eddng ti\u00eam \u0111\u01b0\u1ee3c c\u1ea5p ph\u00e9p t\u1ea1i Anh.<\/li>\n
        • C\u00f3 ti\u00eau chu\u1ea9n trong Japanese Pharmaceutical Excipients (c\u1ea3 nh\u00f4m oxyd nh\u1eb9); Ph.Eur. c\u00f3 chuy\u00ean lu\u1eadn nh\u00f4m oxyd ng\u1eadm n\u01b0\u1edbc (47,0\u201360,0% Al2<\/sub>O3<\/sub>).<\/li>\n<\/ul>\n

          Ch\u1ea5t li\u00ean quan:<\/strong> nh\u00f4m hydroxyd, nh\u00f4m oxyd ng\u1eadm n\u01b0\u1edbc.<\/p>\n

          Ngu\u1ed3n tham kh\u1ea3o<\/h2>\n

          N\u1ed9i dung \u0111\u01b0\u1ee3c CPC1 bi\u00ean so\u1ea1n, t\u00f3m l\u01b0\u1ee3c c\u00f3 ch\u1ecdn l\u1ecdc t\u1eeb chuy\u00ean lu\u1eadn Aluminum Oxide<\/em> trong: Rowe R.C., Sheskey P.J., Owen S.C. (ch\u1ee7 bi\u00ean). Handbook of Pharmaceutical Excipients<\/em>, \u1ea5n b\u1ea3n 5. Pharmaceutical Press (London) & American Pharmacists Association (Washington DC), 2006. B\u00e0i vi\u1ebft kh\u00f4ng sao ch\u00e9p nguy\u00ean v\u0103n t\u00e0i li\u1ec7u g\u1ed1c; c\u00e1c s\u1ed1 li\u1ec7u k\u1ef9 thu\u1eadt \u0111\u01b0\u1ee3c d\u1eabn l\u1ea1i t\u1eeb t\u00e0i li\u1ec7u n\u00e0y.<\/p>\n

          \u1ea2nh minh h\u1ecda: thi\u1ebft k\u1ebf c\u1ee7a CPC1.<\/em><\/p>\n

          L\u01b0u \u00fd: th\u00f4ng tin mang t\u00ednh tham kh\u1ea3o cho ng\u01b0\u1eddi l\u00e0m chuy\u00ean m\u00f4n b\u00e0o ch\u1ebf, d\u1ef1a tr\u00ean \u1ea5n b\u1ea3n n\u0103m 2006. Ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 t\u00ecnh tr\u1ea1ng ph\u00e1p l\u00fd c\u00f3 th\u1ec3 \u0111\u00e3 thay \u0111\u1ed5i \u2014 lu\u00f4n \u0111\u1ed1i chi\u1ebfu d\u01b0\u1ee3c \u0111i\u1ec3n v\u00e0 quy \u0111\u1ecbnh hi\u1ec7n h\u00e0nh tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng.<\/em><\/p>","protected":false},"excerpt":{"rendered":"

          Nh\u00f4m oxyd (Aluminum Oxide, Alumina) \u2013 ch\u1ea5t h\u1ea5p ph\u1ee5, ph\u00e2n t\u00e1n Nh\u00f4m oxyd (aluminum oxide, alumina, Al2O3) l\u00e0 oxyd v\u00f4 c\u01a1 r\u1ea5t c\u1ee9ng, b\u1ec1n nhi\u1ec7t, c\u00f3 m\u1eb7t trong t\u1ef1 nhi\u00ean \u1edf c\u00e1c kho\u00e1ng bauxit, corundum, boehmit, gibbsit\u2026 Trong b\u00e0o ch\u1ebf, nh\u00f4m oxyd \u0111\u01b0\u1ee3c d\u00f9ng ch\u1ee7 y\u1ebfu trong vi\u00ean n\u00e9n nh\u01b0 ch\u1ea5t h\u1ea5p ph\u1ee5 v\u00e0 ch\u1ea5t […]<\/p>\n","protected":false},"author":1,"featured_media":2156,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","footnotes":""},"categories":[122],"tags":[],"class_list":["post-2157","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ta-duoc"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":8}},"acf":[],"uagb_featured_image_src":{"full":["https:\/\/cpc1.vn\/wp-content\/uploads\/2026\/09\/nhom-oxyd.png",1200,675,false],"thumbnail":["https:\/\/cpc1.vn\/wp-content\/uploads\/2026\/09\/nhom-oxyd-150x150.png",150,150,true],"medium":["https:\/\/cpc1.vn\/wp-content\/uploads\/2026\/09\/nhom-oxyd-300x169.png",300,169,true],"medium_large":["https:\/\/cpc1.vn\/wp-content\/uploads\/2026\/09\/nhom-oxyd-768x432.png",768,432,true],"large":["https:\/\/cpc1.vn\/wp-content\/uploads\/2026\/09\/nhom-oxyd-1024x576.png",1024,576,true],"1536x1536":["https:\/\/cpc1.vn\/wp-content\/uploads\/2026\/09\/nhom-oxyd.png",1200,675,false],"2048x2048":["https:\/\/cpc1.vn\/wp-content\/uploads\/2026\/09\/nhom-oxyd.png",1200,675,false],"trp-custom-language-flag":["https:\/\/cpc1.vn\/wp-content\/uploads\/2026\/09\/nhom-oxyd-18x10.png",18,10,true]},"uagb_author_info":{"display_name":"cpc1vn","author_link":"https:\/\/cpc1.vn\/en\/author\/cpc1vn\/"},"uagb_comment_info":0,"uagb_excerpt":"Nh\u00f4m oxyd (Aluminum Oxide, Alumina) \u2013 ch\u1ea5t h\u1ea5p ph\u1ee5, ph\u00e2n t\u00e1n Nh\u00f4m oxyd (aluminum oxide, alumina, Al2O3) l\u00e0 oxyd v\u00f4 c\u01a1 r\u1ea5t c\u1ee9ng, b\u1ec1n nhi\u1ec7t, c\u00f3 m\u1eb7t trong t\u1ef1 nhi\u00ean \u1edf c\u00e1c kho\u00e1ng bauxit, corundum, boehmit, gibbsit\u2026 Trong b\u00e0o ch\u1ebf, nh\u00f4m oxyd \u0111\u01b0\u1ee3c d\u00f9ng ch\u1ee7 y\u1ebfu trong vi\u00ean n\u00e9n nh\u01b0 ch\u1ea5t h\u1ea5p ph\u1ee5 v\u00e0 ch\u1ea5t…","_links":{"self":[{"href":"https:\/\/cpc1.vn\/en\/wp-json\/wp\/v2\/posts\/2157","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cpc1.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cpc1.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cpc1.vn\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cpc1.vn\/en\/wp-json\/wp\/v2\/comments?post=2157"}],"version-history":[{"count":2,"href":"https:\/\/cpc1.vn\/en\/wp-json\/wp\/v2\/posts\/2157\/revisions"}],"predecessor-version":[{"id":3905,"href":"https:\/\/cpc1.vn\/en\/wp-json\/wp\/v2\/posts\/2157\/revisions\/3905"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cpc1.vn\/en\/wp-json\/wp\/v2\/media\/2156"}],"wp:attachment":[{"href":"https:\/\/cpc1.vn\/en\/wp-json\/wp\/v2\/media?parent=2157"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cpc1.vn\/en\/wp-json\/wp\/v2\/categories?post=2157"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cpc1.vn\/en\/wp-json\/wp\/v2\/tags?post=2157"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}