<\/p>\n\n\n\n
\u1ed0ng th\u1ea1ch anh<\/a> Ch\u01a1i m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong ho\u1ea1t \u0111\u1ed9ng c\u1ee7a l\u00f2 \u1ed1ng, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c m\u00f4i tr\u01b0\u1eddng ph\u00f2ng th\u00ed nghi\u1ec7m kh\u00e1c nhau. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 h\u01b0\u1edbng d\u1eabn v\u1ec1 vi\u1ec7c s\u1eed d\u1ee5ng v\u00e0 b\u1ea3o tr\u00ec ch\u00fang:<\/p>\n\n\n\n Th\u00f4ng th\u01b0\u1eddng, ng\u01b0\u1eddi ta khuy\u00ean kh\u00f4ng n\u00ean s\u1eed d\u1ee5ng kh\u00ed hydro trong l\u00f2 nung \u1ed1ng do nguy c\u01a1 n\u1ed5, ngo\u1ea1i tr\u1eeb \u1edf n\u1ed3ng \u0111\u1ed9 n\u1eb1m ngo\u00e0i gi\u1edbi h\u1ea1n n\u1ed5. N\u1ebfu vi\u1ec7c s\u1eed d\u1ee5ng kh\u00ed hydro l\u00e0 c\u1ea7n thi\u1ebft th\u00ec ph\u1ea3i th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p an to\u00e0n th\u00edch h\u1ee3p. \u0110\u1ea3m b\u1ea3o kh\u00f4ng c\u00f3 ai \u0111\u1ee9ng \u1edf hai \u0111\u1ea7u \u1ed1ng trong qu\u00e1 tr\u00ecnh kh\u00ed ch\u1ea3y. N\u00ean s\u1eed d\u1ee5ng \u1ed1ng th\u00e9p kh\u00f4ng g\u1ec9, c\u00f3 \u0111\u1ed9 d\u1eabn nhi\u1ec7t cao h\u01a1n th\u1ea1ch anh, cho kh\u00ed hydro \u0111\u1ec3 c\u1ea7n l\u00e0m m\u00e1t b\u1eb1ng n\u01b0\u1edbc \u1edf c\u1ea3 hai \u0111\u1ea7u nh\u1eb1m tr\u00e1nh v\u00f2ng ch\u1eef O qu\u00e1 n\u00f3ng v\u00e0 h\u1ecfng.<\/p>\n\n\n\n \u1ed0ng th\u1ea1ch anh<\/a>\u2018\u0110i\u1ec3m m\u1ec1m h\u00f3a n\u1eb1m quanh 1270\u00b0C. \u0110\u1ec3 tr\u00e1nh bi\u1ebfn d\u1ea1ng ho\u1eb7c h\u01b0 h\u1ecfng, khuy\u1ebfn ngh\u1ecb kh\u00f4ng \u0111\u1ec3 nhi\u1ec7t \u0111\u1ed9 v\u01b0\u1ee3t qu\u00e1 1200\u00b0C trong th\u1eddi gian d\u00e0i h\u01a1n 3 gi\u1edd.<\/p>\n\n\n\n Khi \u0111un n\u00f3ng, lu\u00f4n \u0111\u1eb7t ph\u00edch c\u1eafm l\u00f2 g\u1ed1m b\u00ean trong \u1ed1ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ph\u00e2n b\u1ed5 nhi\u1ec7t \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u. N\u1ebfu kh\u00f4ng c\u00f3 c\u00e1c n\u00fat n\u00e0y, nhi\u1ec7t \u0111\u1ed9 \u1edf \u0111\u1ea7u \u1ed1ng c\u00f3 th\u1ec3 tr\u1edf n\u00ean qu\u00e1 cao, l\u00e0m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn v\u00f2ng ch\u1eef O tr\u00ean m\u1eb7t b\u00edch v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 k\u00edn kh\u00ed. Vi\u1ec7c b\u1ed1 tr\u00ed c\u00e1c n\u00fat l\u00f2 c\u0169ng t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed3ng \u0111\u1ec1u trong l\u00f2.<\/p>\n\n\n\n Vi\u1ec7c gi\u1eef cho b\u00ean trong \u1ed1ng l\u00f2 lu\u00f4n s\u1ea1ch s\u1ebd l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng. Khi x\u1eed l\u00fd v\u1eadt li\u1ec7u, \u0111\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a \u1ed0ng th\u1ea1ch anh<\/a>, Tr\u00e1nh \u0111\u1eb7t ch\u00fang tr\u1ef1c ti\u1ebfp l\u00ean \u1ed1ng. Thay v\u00e0o \u0111\u00f3, h\u00e3y s\u1eed d\u1ee5ng c\u00e1c ch\u00e9n \u0111\u1ef1ng h\u00ecnh thuy\u1ec1n \u0111\u1ec3 ch\u1ee9a c\u00e1c v\u1eadt li\u1ec7u.<\/p>\n\n\n\n \u0110i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i \u0111\u1eb7t ph\u00edch c\u1eafm l\u00f2 alumina v\u00e0o \u1ed1ng trong qu\u00e1 tr\u00ecnh gia nhi\u1ec7t, m\u1ed7i b\u00ean hai c\u00e1i, t\u1ed5ng c\u1ed9ng l\u00e0 b\u1ed1n. Kho\u1ea3ng c\u00e1ch gi\u1eefa hai ph\u00edch c\u1eafm trong c\u00f9ng ph\u1ea3i x\u1ea5p x\u1ec9 450mm. Thi\u1ebft l\u1eadp n\u00e0y ng\u0103n nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao \u1edf \u0111\u1ea7u \u1ed1ng, b\u1ea3o v\u1ec7 v\u00f2ng ch\u1eef O \u1edf m\u1eb7t b\u00edch kh\u1ecfi b\u1ecb h\u01b0 h\u1ea1i v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 k\u00edn kh\u00ed. Vi\u1ec7c b\u1ed1 tr\u00ed c\u00e1c ph\u00edch c\u1eafm n\u00e0y g\u00f3p ph\u1ea7n \u0111\u1ea1t \u0111\u01b0\u1ee3c tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ec1u trong l\u00f2.<\/p>\n\n\n\n \u1ed0ng th\u1ea1ch anh<\/a>\u2018Kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t c\u1ee7a v\u1eadt li\u1ec7u c\u00f3 m\u1ed1i quan h\u1ec7 tr\u1ef1c ti\u1ebfp v\u1edbi \u0111\u1ed9 tinh khi\u1ebft c\u1ee7a ch\u00fang. \u0110\u1ed9 tinh khi\u1ebft cao h\u01a1n d\u1eabn \u0111\u1ebfn kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t t\u1ed1t h\u01a1n, khi\u1ebfn v\u1eadt li\u1ec7u tr\u1edf n\u00ean ph\u00f9 h\u1ee3p h\u01a1n cho c\u00e1c \u1ee9ng d\u1ee5ng \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n\n\n\n Vi\u1ec7c tu\u00e2n th\u1ee7 c\u00e1c nguy\u00ean t\u1eafc n\u00e0y c\u00f3 th\u1ec3 n\u00e2ng cao \u0111\u00e1ng k\u1ec3 hi\u1ec7u su\u1ea5t v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a \u1ed1ng th\u1ea1ch anh trong l\u00f2 nung trong ph\u00f2ng th\u00ed nghi\u1ec7m, \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 trong c\u00e1c th\u00ed nghi\u1ec7m v\u00e0 quy tr\u00ecnh \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n\n\n\n \u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u1ec1 c\u00e1c s\u1ea3n ph\u1ea9m c\u1ee7a ch\u00fang t\u00f4i v\u00e0 c\u00e1ch ch\u00fang t\u00f4i c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 c\u00e1c nhu c\u1ea7u trong ph\u00f2ng th\u00ed nghi\u1ec7m ho\u1eb7c c\u00f4ng nghi\u1ec7p c\u1ee7a b\u1ea1n, vui l\u00f2ng truy c\u1eadp trang m\u1ea1ng<\/a> ho\u1eb7c li\u00ean h\u1ec7 ch\u00fang t\u00f4i<\/a> tr\u1ef1c ti\u1ebfp t\u1ea1i contact@globalquartztube.com<\/a>.<\/p>","protected":false},"excerpt":{"rendered":" Quartz tubes play a crucial role in the functioning of tube furnaces, often employed in various laboratory settings. Here are some guidelines for their application and maintenance: 1. Hydrogen Gas Precautions It is generally advised not to use hydrogen gas in tube furnaces due to explosion risks, except at concentrations outside the explosive limits. If […]<\/p>\n","protected":false},"author":3,"featured_media":2204,"comment_status":"open","ping_status":"open","sticky":false,"template":"elementor_theme","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Utilization and Maintenance of Quartz Tubes in Laboratory Muffle Furnaces","_seopress_titles_desc":"Guidance on the proper utilization and maintenance of quartz tubes within laboratory muffle furnaces, covering safety with hydrogen and temperature limits.","_seopress_robots_index":"","_uag_custom_page_level_css":"","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":"","ast-disable-related-posts":"","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":"set","ast-page-background-enabled":"default","ast-page-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":"","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-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":"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":""},"mobile":{"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":""}},"footnotes":""},"categories":[1],"tags":[],"ppma_author":[13],"class_list":["post-2141","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","author-casper-peng"],"uagb_featured_image_src":{"full":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/04\/laboratory-muffle-furnace-with-a-quartz-tube.webp",1024,1024,false],"thumbnail":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/04\/laboratory-muffle-furnace-with-a-quartz-tube-150x150.webp",150,150,true],"medium":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/04\/laboratory-muffle-furnace-with-a-quartz-tube-300x300.webp",300,300,true],"medium_large":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/04\/laboratory-muffle-furnace-with-a-quartz-tube-768x768.webp",768,768,true],"large":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/04\/laboratory-muffle-furnace-with-a-quartz-tube.webp",1024,1024,false],"1536x1536":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/04\/laboratory-muffle-furnace-with-a-quartz-tube.webp",1024,1024,false],"2048x2048":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/04\/laboratory-muffle-furnace-with-a-quartz-tube.webp",1024,1024,false],"trp-custom-language-flag":["https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/04\/laboratory-muffle-furnace-with-a-quartz-tube.webp",12,12,false]},"uagb_author_info":{"display_name":"Peng, Casper","author_link":"https:\/\/globalquartztube.com\/vi\/author\/casper-peng\/"},"uagb_comment_info":0,"uagb_excerpt":"Quartz tubes play a crucial role in the functioning of tube furnaces, often employed in various laboratory settings. Here are some guidelines for their application and maintenance: 1. Hydrogen Gas Precautions It is generally advised not to use hydrogen gas in tube furnaces due to explosion risks, except at concentrations outside the explosive limits. If…","authors":[{"term_id":13,"user_id":3,"is_guest":0,"slug":"casper-peng","display_name":"Peng, Casper","avatar_url":{"url":"https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/06\/Casper-Peng.webp","url2x":"https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/06\/Casper-Peng.webp"},"0":null,"1":"","2":"","3":"","4":"","5":"","6":"","7":""}],"_links":{"self":[{"href":"https:\/\/globalquartztube.com\/vi\/wp-json\/wp\/v2\/posts\/2141","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/globalquartztube.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/globalquartztube.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/vi\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/vi\/wp-json\/wp\/v2\/comments?post=2141"}],"version-history":[{"count":4,"href":"https:\/\/globalquartztube.com\/vi\/wp-json\/wp\/v2\/posts\/2141\/revisions"}],"predecessor-version":[{"id":4177,"href":"https:\/\/globalquartztube.com\/vi\/wp-json\/wp\/v2\/posts\/2141\/revisions\/4177"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/vi\/wp-json\/wp\/v2\/media\/2204"}],"wp:attachment":[{"href":"https:\/\/globalquartztube.com\/vi\/wp-json\/wp\/v2\/media?parent=2141"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/globalquartztube.com\/vi\/wp-json\/wp\/v2\/categories?post=2141"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/globalquartztube.com\/vi\/wp-json\/wp\/v2\/tags?post=2141"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/globalquartztube.com\/vi\/wp-json\/wp\/v2\/ppma_author?post=2141"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}1. Ph\u00f2ng ng\u1eeba kh\u00ed hydro<\/strong><\/h2><\/div>\n\n\n\n
2. Nh\u1eadn th\u1ee9c v\u1ec1 \u0111i\u1ec3m l\u00e0m m\u1ec1m<\/strong><\/h2><\/div>\n\n\n\n
3. Ph\u00e2n ph\u1ed1i nhi\u1ec7t<\/strong><\/h2><\/div>\n\n\n\n
4. V\u1ec7 sinh v\u00e0 X\u1eed l\u00fd V\u1eadt li\u1ec7u<\/strong><\/h2><\/div>\n\n\n\n
5. S\u1eed d\u1ee5ng ph\u00edch c\u1eafm l\u00f2 Alumina<\/strong><\/h2><\/div>\n\n\n\n
6. Kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111\u1ed9 tinh khi\u1ebft<\/strong><\/h2><\/div>\n\n\n\n