{"id":4000,"date":"2020-03-18T13:58:51","date_gmt":"2020-03-18T05:58:51","guid":{"rendered":"https:\/\/taizyfoodmachinery.com\/?p=4000"},"modified":"2024-09-14T15:55:21","modified_gmt":"2024-09-14T07:55:21","slug":"precautions-of-commercial-vacuum-sealer-for-packing-tea-leaves","status":"publish","type":"post","link":"https:\/\/taizyfoodmachinery.com\/vi\/precautions-of-commercial-vacuum-sealer-for-packing-tea-leaves\/","title":{"rendered":"C\u00e1c bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba c\u1ee7a m\u00e1y h\u00fat ch\u00e2n kh\u00f4ng th\u01b0\u01a1ng m\u1ea1i \u0111\u1ec3 \u0111\u00f3ng g\u00f3i l\u00e1 tr\u00e0"},"content":{"rendered":"
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4.6\/5 - (5 b\u00ecnh ch\u1ecdn) <\/div> <\/div>

Hi\u1ec7n nay, c\u00f3 nhi\u1ec1u s\u1ea3n ph\u1ea9m trong ng\u00e0nh th\u1ef1c ph\u1ea9m c\u1ea7n \u0111\u00f3ng g\u00f3i ch\u00e2n kh\u00f4ng \u0111\u1ec3 k\u00e9o d\u00e0i th\u1eddi gian s\u1eed d\u1ee5ng, ch\u1eb3ng h\u1ea1n nh\u01b0 th\u1ecbt, th\u1ef1c ph\u1ea9m th\u1ee7y s\u1ea3n, n\u00f4ng s\u1ea3n, d\u01b0a mu\u1ed1i, th\u1ef1c ph\u1ea9m ch\u1ebf bi\u1ebfn s\u1eb5n, gia v\u1ecb, \u0111i\u1ec7n t\u1eed, linh ki\u1ec7n ph\u1ea7n c\u1ee9ng, thu\u1ed1c men, v.v. Ngo\u00e0i ra, m\u00e1y h\u00fat ch\u00e2n kh\u00f4ng th\u01b0\u01a1ng m\u1ea1i<\/b><\/strong> <\/a>c\u0169ng c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m n\u1ed5i b\u1eadt trong vi\u1ec7c \u0111\u00f3ng g\u00f3i l\u00e1 tr\u00e0.<\/p>

M\u00e1y \u0111\u00f3ng g\u00f3i ch\u00e2n kh\u00f4ng \u0111\u00f3ng g\u00f3i m\u1ed9t s\u1ed1 s\u1ea3n ph\u1ea9m b\u1eb1ng c\u00e1ch h\u00fat kh\u00f4ng kh\u00ed ho\u1eb7c b\u01a1m h\u01a1i. N\u00f3 c\u00f3 th\u1ec3 \u0111\u00f3ng g\u00f3i nhi\u1ec1u m\u1eb7t h\u00e0ng. Khi \u0111\u00f3ng g\u00f3i th\u1ef1c ph\u1ea9m b\u1eb1ng m\u00e1y \u0111\u00f3ng g\u00f3i ch\u00e2n kh\u00f4ng<\/b><\/strong>, c\u1ea7n ch\u00fa \u00fd \u0111\u1ebfn nhi\u1ec1u \u0111i\u1ec1u, v\u00ec th\u1ef1c ph\u1ea9m d\u1ec5 b\u1ecb \u0103n m\u00f2n v\u00e0 h\u01b0 h\u1ecfng, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u01b0\u01a1ng v\u1ecb. H\u00f4m nay, ch\u00fang ta ch\u1ee7 y\u1ebfu t\u00ecm hi\u1ec3u c\u00e1c v\u1ea5n \u0111\u1ec1 c\u1ea7n l\u01b0u \u00fd khi \u0111\u00f3ng g\u00f3i tr\u00e0.<\/p>

\"chi
chi ti\u1ebft thi\u1ebft b\u1ecb \u0111\u00f3ng g\u00f3i ch\u00e2n kh\u00f4ng<\/figcaption><\/figure>

M\u1ed9t s\u1ed1 m\u1eb9o gi\u00fap \u0111\u00f3ng g\u00f3i l\u00e1 tr\u00e0 b\u1eb1ng m\u00e1y h\u00fat ch\u00e2n kh\u00f4ng th\u01b0\u01a1ng m\u1ea1i<\/b><\/strong><\/h2>
  1. Ch\u1eb7n kh\u00ed<\/li> <\/ol>

    H\u01b0\u01a1ng th\u01a1m c\u1ee7a l\u00e1 tr\u00e0 d\u1ec5 m\u1ea5t, v\u00e0 d\u1ec5 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi c\u00e1c m\u00f9i b\u00ean ngo\u00e0i, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c dung m\u00f4i c\u00f2n l\u1ea1i c\u1ee7a m\u00e0ng composite v\u00e0 c\u00e1c m\u00f9i ph\u00e2n h\u1ee7y t\u1eeb qu\u00e1 tr\u00ecnh l\u00e0 \u0111i\u1ec7n v\u00e0 h\u00e0n nhi\u1ec7t s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u01b0\u01a1ng v\u1ecb c\u1ee7a l\u00e1 tr\u00e0. Do \u0111\u00f3, m\u00e1y h\u00fat ch\u00e2n kh\u00f4ng th\u01b0\u01a1ng m\u1ea1i<\/b><\/strong> <\/a>n\u00ean tr\u00e1nh \u0111\u1ec3 h\u01b0\u01a1ng li\u1ec7u tho\u00e1t ra kh\u1ecfi bao b\u00ec v\u00e0 h\u1ea5p th\u1ee5 m\u00f9i t\u1eeb b\u00ean ngo\u00e0i khi \u0111\u00f3ng g\u00f3i tr\u00e0. V\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i tr\u00e0 c\u1ea7n c\u00f3 m\u1ed9t s\u1ed1 t\u00ednh n\u0103ng c\u1ea3n kh\u00ed nh\u1ea5t \u0111\u1ecbnh.<\/p>

    1. Tr\u00e1nh nhi\u1ec7t \u0111\u1ed9 cao<\/li> <\/ol>

      Nhi\u1ec7t \u0111\u1ed9 l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng tr\u00e0. N\u1ebfu nhi\u1ec7t \u0111\u1ed9 ch\u00eanh l\u1ec7ch 10\u00b0C th\u00ec t\u1ed1c \u0111\u1ed9 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc s\u1ebd ch\u00eanh l\u1ec7ch t\u1eeb 3 \u0111\u1ebfn 5 l\u1ea7n. Nhi\u1ec7t \u0111\u1ed9 cao c\u1ee7a tr\u00e0 s\u1ebd t\u0103ng c\u01b0\u1eddng qu\u00e1 tr\u00ecnh oxy h\u00f3a c\u00e1c ch\u1ea5t c\u00f3 trong tr\u00e0, d\u1eabn \u0111\u1ebfn s\u1ef1 gi\u1ea3m nhanh ch\u00f3ng c\u1ee7a polyphenol v\u00e0 c\u00e1c ch\u1ea5t kh\u00e1c v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng b\u1ecb suy gi\u1ea3m. Nhi\u1ec7t \u0111\u1ed9 b\u1ea3o qu\u1ea3n c\u1ee7a l\u00e1 tr\u00e0 t\u1ed1t h\u01a1n 5oC. Khi nhi\u1ec7t \u0111\u1ed9 10 ~ 15 \u00b0 C, m\u00e0u s\u1eafc c\u1ee7a l\u00e1 tr\u00e0 gi\u1ea3m d\u1ea7n v\u00e0 hi\u1ec7u \u1ee9ng m\u00e0u s\u1eafc c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c duy tr\u00ec. Khi nhi\u1ec7t \u0111\u1ed9 v\u01b0\u1ee3t qu\u00e1 25\u00b0C, m\u00e0u s\u1eafc c\u1ee7a l\u00e1 tr\u00e0 s\u1ebd thay \u0111\u1ed5i nhanh ch\u00f3ng. V\u00ec v\u1eady, l\u00e1 tr\u00e0 th\u00edch h\u1ee3p \u0111\u1ec3 b\u1ea3o qu\u1ea3n, \u0111\u00f3ng g\u00f3i \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p.<\/p>

      1. Tr\u00e1nh \u0111\u1ed9 \u1ea9m qu\u00e1 m\u1ee9c<\/li> <\/ol>

        M\u00e1y \u0111\u00f3ng g\u00f3i ch\u00e2n kh\u00f4ng<\/b><\/strong> c\u00f3 th\u1ec3 ho\u00e0n th\u00e0nh hi\u1ec7u qu\u1ea3 vi\u1ec7c \u0111\u00f3ng g\u00f3i ch\u00e2n kh\u00f4ng cho tr\u00e0. N\u01b0\u1edbc l\u00e0 m\u00f4i tr\u01b0\u1eddng m\u00e0 qua \u0111\u00f3 l\u00e1 tr\u00e0 thay \u0111\u1ed5i. \u0110\u1ed9 \u1ea9m th\u1ea5p gi\u00fap \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng tr\u00e0. H\u00e0m l\u01b0\u1ee3ng n\u01b0\u1edbc c\u1ee7a tr\u00e0 kh\u00f4ng n\u00ean v\u01b0\u1ee3t qu\u00e1 5%, v\u00e0 3% l\u00e0 ph\u00f9 h\u1ee3p cho vi\u1ec7c l\u01b0u tr\u1eef l\u00e2u d\u00e0i, n\u1ebfu kh\u00f4ng, axit ascorbic trong tr\u00e0 s\u1ebd d\u1ec5 d\u00e0ng ph\u00e2n h\u1ee7y, v\u00e0 m\u00e0u s\u1eafc, h\u01b0\u01a1ng th\u01a1m v\u00e0 h\u01b0\u01a1ng v\u1ecb c\u1ee7a tr\u00e0 s\u1ebd thay \u0111\u1ed5i. Khi s\u1eed d\u1ee5ng m\u00e1y h\u00fat ch\u00e2n kh\u00f4ng th\u01b0\u01a1ng m\u1ea1i \u0111\u1ec3 \u0111\u00f3ng g\u00f3i tr\u00e0, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i c\u00f3 t\u00ednh n\u0103ng ch\u1ed1ng \u1ea9m t\u1ed1t, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u00e0ng nh\u00f4m ho\u1eb7c m\u00e0ng nh\u00f4m bay h\u01a1i l\u00e0m v\u1eadt li\u1ec7u n\u1ec1n cho bao b\u00ec ch\u1ed1ng \u1ea9m.<\/p>

        1. Ch\u1ed1ng oxy h\u00f3a<\/li> <\/ol>

          Khi \u0111\u00f3ng g\u00f3i l\u00e1 tr\u00e0, h\u00e0m l\u01b0\u1ee3ng oxy v\u01b0\u1ee3t qu\u00e1 trong t\u00fai \u0111\u00f3ng g\u00f3i s\u1ebd d\u1eabn \u0111\u1ebfn s\u1ef1 suy tho\u00e1i oxy h\u00f3a c\u1ee7a m\u1ed9t s\u1ed1 th\u00e0nh ph\u1ea7n trong tr\u00e0. V\u00ed d\u1ee5, axit ascorbic d\u1ec5 b\u1ecb oxy h\u00f3a th\u00e0nh axit deoxyascorbic, v\u00e0 c\u00e1c s\u1eafc t\u1ed1 kh\u00e1c s\u1ebd k\u1ebft h\u1ee3p v\u1edbi c\u00e1c axit amin g\u00e2y ra s\u1ef1 thay \u0111\u1ed5i v\u1ec1 h\u01b0\u01a1ng v\u1ecb tr\u00e0. Do \u0111\u00f3, h\u00e0m l\u01b0\u1ee3ng oxy trong bao b\u00ec tr\u00e0 n\u00ean \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t d\u01b0\u1edbi 1%. C\u00f4ng ngh\u1ec7 \u0111\u00f3ng g\u00f3i ch\u00e2n kh\u00f4ng<\/b><\/strong> c\u00f3 th\u1ec3 \u0111\u1eb7t tr\u00e0 v\u00e0o c\u00e1c t\u00fai \u0111\u00f3ng g\u00f3i k\u00edn m\u1ec1m. Khi \u0111\u00f3ng g\u00f3i, kh\u00f4ng kh\u00ed trong t\u00fai \u0111\u01b0\u1ee3c h\u00fat ra, g\u00e2y ra m\u1ed9t m\u1ee9c \u0111\u1ed9 ch\u00e2n kh\u00f4ng nh\u1ea5t \u0111\u1ecbnh, v\u00e0 sau \u0111\u00f3 ti\u1ebfn h\u00e0nh ph\u01b0\u01a1ng ph\u00e1p \u0111\u00f3ng g\u00f3i v\u00e0 ni\u00eam phong. C\u00f4ng ngh\u1ec7 \u0111\u00f3ng g\u00f3i b\u01a1m h\u01a1i c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, trong khi kh\u00f4ng kh\u00ed trong t\u00fai \u0111\u00f3ng g\u00f3i \u0111\u01b0\u1ee3c h\u00fat ra v\u00e0 \u0111\u01b0\u1ee3c l\u1ea5p \u0111\u1ea7y b\u1eb1ng c\u00e1c kh\u00ed tr\u01a1 nh\u01b0 nit\u01a1, m\u1ee5c \u0111\u00edch l\u00e0 \u0111\u1ec3 b\u1ea3o v\u1ec7 m\u00e0u s\u1eafc, h\u01b0\u01a1ng th\u01a1m v\u00e0 h\u01b0\u01a1ng v\u1ecb c\u1ee7a tr\u00e0 v\u00e0 duy tr\u00ec ch\u1ea5t l\u01b0\u1ee3ng ban \u0111\u1ea7u c\u1ee7a n\u00f3.<\/p>

          1. X\u1eed l\u00fd b\u00f3ng r\u00e2m<\/li> <\/ol>

            \u00c1nh s\u00e1ng c\u00f3 th\u1ec3 th\u00fac \u0111\u1ea9y s\u1ef1 oxy h\u00f3a c\u1ee7a chlorophyll v\u00e0 lipid trong tr\u00e0, t\u0103ng c\u01b0\u1eddng c\u00e1c ch\u1ea5t g\u00e2y m\u00f9i nh\u01b0 valeraldehyde v\u00e0 propionaldehyde trong tr\u00e0, v\u00e0 th\u00fac \u0111\u1ea9y qu\u00e1 tr\u00ecnh l\u00e3o h\u00f3a c\u1ee7a tr\u00e0. Do \u0111\u00f3, khi s\u1eed d\u1ee5ng m\u00e1y \u0111\u00f3ng g\u00f3i ch\u00e2n kh\u00f4ng<\/b><\/strong><\/a> \u0111\u1ec3 \u0111\u00f3ng g\u00f3i tr\u00e0, c\u1ea7n ph\u1ea3i b\u1ea3o v\u1ec7 kh\u1ecfi \u00e1nh s\u00e1ng. Chlorophyll, lipid v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c tr\u1ea3i qua c\u00e1c ph\u1ea3n \u1ee9ng quang x\u00fac t\u00e1c.<\/p>","protected":false},"excerpt":{"rendered":"

            Hi\u1ec7n nay, c\u00f3 r\u1ea5t nhi\u1ec1u s\u1ea3n ph\u1ea9m trong ng\u00e0nh th\u1ef1c ph\u1ea9m y\u00eau c\u1ea7u \u0111\u00f3ng g\u00f3i ch\u00e2n kh\u00f4ng \u0111\u1ec3 k\u00e9o d\u00e0i th\u1eddi h\u1ea1n s\u1eed d\u1ee5ng, nh\u01b0 th\u1ecbt, th\u1ee7y s\u1ea3n, n\u00f4ng s\u1ea3n, d\u01b0a chua, th\u1ef1c ph\u1ea9m ch\u1ebf bi\u1ebfn s\u1eb5n, gia v\u1ecb, \u0111\u1ed3 \u0111i\u1ec7n t\u1eed, linh ki\u1ec7n ph\u1ea7n c\u1ee9ng, thu\u1ed1c, v.v. m\u00e1y h\u00fat ch\u00e2n kh\u00f4ng th\u01b0\u01a1ng m\u1ea1i c\u0169ng c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m r\u1ea5t n\u1ed5i b\u1eadt trong vi\u1ec7c \u0111\u00f3ng g\u00f3i l\u00e1 tr\u00e0. M\u00e1y \u0111\u00f3ng g\u00f3i ch\u00e2n kh\u00f4ng \u0111\u00f3ng g\u00f3i m\u1ed9t s\u1ed1 s\u1ea3n ph\u1ea9m\u2026<\/p>","protected":false},"author":1,"featured_media":2872,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[46],"tags":[3756,3757],"post_format":[],"class_list":["post-4000","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-packaging","tag-tea"],"views":2,"taxonomy_info":{"category":[{"value":46,"label":"News"}],"post_tag":[{"value":3756,"label":"packaging"},{"value":3757,"label":"tea"}]},"featured_image_src_large":["https:\/\/taizyfoodmachinery.com\/wp-content\/uploads\/2019\/10\/snack-with-vacuum-packaging.jpg",720,456,false],"author_info":{"display_name":"Taizy Machinery","author_link":"https:\/\/taizyfoodmachinery.com\/vi\/author\/tzfoodmachine\/"},"comment_info":"","category_info":[{"term_id":46,"name":"News","slug":"news","term_group":0,"term_taxonomy_id":46,"taxonomy":"category","description":"","parent":0,"count":112,"filter":"raw","cat_ID":46,"category_count":112,"category_description":"","cat_name":"News","category_nicename":"news","category_parent":0}],"tag_info":[{"term_id":3756,"name":"packaging","slug":"packaging","term_group":0,"term_taxonomy_id":3756,"taxonomy":"post_tag","description":"","parent":0,"count":3,"filter":"raw"},{"term_id":3757,"name":"tea","slug":"tea","term_group":0,"term_taxonomy_id":3757,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"}],"_links":{"self":[{"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/posts\/4000","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/comments?post=4000"}],"version-history":[{"count":0,"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/posts\/4000\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/media\/2872"}],"wp:attachment":[{"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/media?parent=4000"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/categories?post=4000"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/tags?post=4000"},{"taxonomy":"post_format","embeddable":true,"href":"https:\/\/taizyfoodmachinery.com\/vi\/wp-json\/wp\/v2\/post_format?post=4000"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}