精品一区二区av天堂色综合,992tv人人大香草网站,欧美国产日韩第一页

國內(nèi)新聞科技動態(tài) 商會活動國外新聞機電貿(mào)易產(chǎn)業(yè)政策

今日最新資訊

熱門資訊

國內(nèi)新聞

華譽機械當選中國肉類協(xié)會肉類裝備分會副會長

發(fā)布者：zyb123456 發(fā)布時間：2018-07-07 23:30:29 訪問次數(shù)：

目前，國內(nèi)的食品包裝袋一般可分為單膜袋和復(fù)合薄膜包裝袋兩大類。其主要執(zhí)行標準有：GB/T4456-1996《包裝用聚乙烯吹塑薄膜》、GB12025-1989《高密度聚乙烯吹塑薄膜》、QB/T2461-1999《包裝用降解聚乙烯薄膜》、GB9687-1988《食品包裝用聚乙烯成型品衛(wèi)生標準》、GB9688-1988《食品包裝用聚丙烯成型品衛(wèi)生標準》等。

食品包裝袋檢驗項目

按照單膜袋和復(fù)合膜袋兩種不同的材質(zhì)，需分別進行不同的檢驗項目。

單膜袋檢驗項目主要分為三大類：一、外觀不得有對使用有礙的氣泡、穿孔、水紋、暴筋、塑化不良、魚眼僵塊等疵��；二、規(guī)格、寬度、長度、厚度偏差均應(yīng)有規(guī)定的范圍內(nèi)；三、物理機械性能包括拉伸強度、斷裂伸長率。

復(fù)合膜袋檢驗項目主要分為四大類：一、外觀應(yīng)平整，無劃傷、燙傷、氣泡、破油和折皺，熱封平整、無虛封，薄膜不得有裂紋；二、孔隙和復(fù)合層分離。無雜質(zhì)、異物和油漬等污染；三、袋裝浸泡液，不得有異味、異臭、渾濁和脫色現(xiàn)象；四、包括拉伸強度、斷裂伸長率，氣體透過量、耐油度指標、耐熱、耐寒以及袋的封口剝離力、袋的耐壓和耐跌落性等指標。

https://news.m.fdc.com.cn/480004978129030.html

https://news.m.fdc.com.cn/10790880847855.html

https://news.m.fdc.com.cn/172586700239798.html

https://news.m.fdc.com.cn/31898234551428.html

https://news.m.fdc.com.cn/33539982870058.html

https://news.m.fdc.com.cn/33387935153363.html

https://news.m.fdc.com.cn/185704490131783.html

https://news.m.fdc.com.cn/31690847114944.html

杉https://news.m.fdc.com.cn/482841017934099.html

https://news.m.fdc.com.cn/184677775045558.html

https://news.m.fdc.com.cn/358872437636464.html

https://news.m.fdc.com.cn/270900262695075.html

https://news.m.fdc.com.cn/395675569645158.html

{鏈接}

https://news.m.fdc.com.cn/498992771583128.html

https://news.m.fdc.com.cn/32968638732896.html

https://news.m.fdc.com.cn/500704033244184.html

https://news.m.fdc.com.cn/652127432794439.html

https://news.m.fdc.com.cn/486659573117301.html

https://news.m.fdc.com.cn/32842774345804.html

https://news.m.fdc.com.cn/251683772292923.html

https://news.m.fdc.com.cn/32802001434580.html

https://news.m.fdc.com.cn/264142204195307.html

https://news.m.fdc.com.cn/260211755668471.html

https://news.m.fdc.com.cn/506587131513982.html

https://news.m.fdc.com.cn/272339970176319.html

https://news.m.fdc.com.cn/507038263668637.html

https://news.m.fdc.com.cn/450734301821848.html

https://news.m.fdc.com.cn/32549721035558.html

https://news.m.fdc.com.cn/816090483943014.html

https://news.m.fdc.com.cn/32509441823232.html

https://news.m.fdc.com.cn/32423519079345.html

https://news.m.fdc.com.cn/115063550166171.html

https://news.m.fdc.com.cn/472232961169686.html

https://news.m.fdc.com.cn/492485254507292.html

https://news.m.fdc.com.cn/123499333348753.html

https://news.m.fdc.com.cn/299972123613462.html

https://news.m.fdc.com.cn/30445303165144.html

https://news.m.fdc.com.cn/511645998534518.html

https://news.m.fdc.com.cn/512665895182322.html

https://news.m.fdc.com.cn/32170369284025.html

https://news.m.fdc.com.cn/32129098739016.html

https://news.m.fdc.com.cn/513906251547646.html

https://news.m.fdc.com.cn/148760079678570.html

https://news.m.fdc.com.cn/333525420664160.html

https://news.m.fdc.com.cn/157292476833464.html

https://news.m.fdc.com.cn/495636184408103.html

https://news.m.fdc.com.cn/350322967571333.html

https://news.m.fdc.com.cn/542736457439746.html

https://news.m.fdc.com.cn/515207268962769.html

https://news.m.fdc.com.cn/157134055400275.html

https://news.m.fdc.com.cn/496488211372467.html

https://news.m.fdc.com.cn/379392826108018.html

https://news.m.fdc.com.cn/544083144857773.html

https://news.m.fdc.com.cn/479507108803798.html

https://news.m.fdc.com.cn/176315671779475.html

https://news.m.fdc.com.cn/603627681795276.html

https://news.m.fdc.com.cn/33427099790008.html

https://news.m.fdc.com.cn/31774309617594.html

https://news.m.fdc.com.cn/29568499640571.html

https://news.m.fdc.com.cn/498996362755860.html

https://news.m.fdc.com.cn/31731761314193.html

https://news.m.fdc.com.cn/29487456050835.html

https://news.m.fdc.com.cn/421836340892532.html

https://news.m.fdc.com.cn/29302342387519.html

https://news.m.fdc.com.cn/684400362018308.html

https://news.m.fdc.com.cn/383592107832508.html

https://news.m.fdc.com.cn/435430802457624.html

https://news.m.fdc.com.cn/31354928730640.html

https://news.m.fdc.com.cn/522871216598417.html

https://news.m.fdc.com.cn/31392174411297.html

https://news.m.fdc.com.cn/31438626686416.html

https://news.m.fdc.com.cn/31312829394767.html

https://news.m.fdc.com.cn/31560563685914.html

https://news.m.fdc.com.cn/500106050613228.html

https://news.m.fdc.com.cn/523934662371626.html

https://news.m.fdc.com.cn/31229101278421.html

https://news.m.fdc.com.cn/31351574303720.html

https://news.m.fdc.com.cn/502745334778377.html

https://news.m.fdc.com.cn/502775699329777.html

https://news.m.fdc.com.cn/247536852087603.html

https://news.m.fdc.com.cn/255936865398423.html

https://news.m.fdc.com.cn/505348146764919.html

https://news.m.fdc.com.cn/448207071981076.html

https://news.m.fdc.com.cn/29110179056068.html

https://news.m.fdc.com.cn/554806603151310.html

https://news.m.fdc.com.cn/26148572089821.html

https://news.m.fdc.com.cn/26111391136334.html

https://news.m.fdc.com.cn/30929609365211.html

https://news.m.fdc.com.cn/32676113433766.html

https://news.m.fdc.com.cn/281115717191860.html

https://news.m.fdc.com.cn/508451940322403.html

https://news.m.fdc.com.cn/30768185019444.html

{鏈接}

https://news.m.fdc.com.cn/528062404378597.html

https://news.m.fdc.com.cn/30621403645057.html

https://news.m.fdc.com.cn/299980697852968.html

https://news.m.fdc.com.cn/528356426412720.html

{鏈接}

https://news.m.fdc.com.cn/30655051258008.html

https://news.m.fdc.com.cn/304121361456955.html

https://news.m.fdc.com.cn/529182838686639.html

https://news.m.fdc.com.cn/28582397259347.html

https://news.m.fdc.com.cn/559814067658896.html

https://news.m.fdc.com.cn/308493852619046.html

https://news.m.fdc.com.cn/317118151852556.html

https://news.m.fdc.com.cn/321290960812113.html

https://news.m.fdc.com.cn/27480107881647.html

https://news.m.fdc.com.cn/30284449187050.html

https://news.m.fdc.com.cn/28446670463633.html

https://news.m.fdc.com.cn/605282164937850.html

https://news.m.fdc.com.cn/30326546528783.html

https://news.m.fdc.com.cn/513495059881839.html

https://news.m.fdc.com.cn/494603700720684.html

https://news.m.fdc.com.cn/513459330974587.html

https://news.m.fdc.com.cn/354520995656105.html

https://news.m.fdc.com.cn/27398149603883.html

https://news.m.fdc.com.cn/30113447313816.html

https://news.m.fdc.com.cn/544016712227566.html

https://news.m.fdc.com.cn/31940195776546.html

https://news.m.fdc.com.cn/543207640179880.html

https://news.m.fdc.com.cn/626293437582278.html

https://news.m.fdc.com.cn/518590055388807.html

https://news.m.fdc.com.cn/519410235579616.html

https://news.m.fdc.com.cn/518920062727985.html

https://news.m.fdc.com.cn/670257529007112.html

https://news.m.fdc.com.cn/519461908347092.html

https://news.m.fdc.com.cn/29525298877405.html

https://news.m.fdc.com.cn/413783404270583.html

https://news.m.fdc.com.cn/29361912828437.html

https://news.m.fdc.com.cn/872682472637202.html

https://news.m.fdc.com.cn/404497883123941.html

https://news.m.fdc.com.cn/548951868150539.html

https://news.m.fdc.com.cn/691803650967732.html

https://news.m.fdc.com.cn/501120157286924.html

https://news.m.fdc.com.cn/696880466812207.html

https://news.m.fdc.com.cn/706451738239959.html

https://news.m.fdc.com.cn/885816157376872.html

https://news.m.fdc.com.cn/894181548461391.html

https://news.m.fdc.com.cn/29169345122082.html

https://news.m.fdc.com.cn/549611834479896.html

https://news.m.fdc.com.cn/717288303996436.html

https://news.m.fdc.com.cn/995563027648479.html

https://news.m.fdc.com.cn/29052005963131.html

https://news.m.fdc.com.cn/26061448912851.html

https://news.m.fdc.com.cn/29011332131308.html

https://news.m.fdc.com.cn/526005305259694.html

https://news.m.fdc.com.cn/767658658866659.html

https://news.m.fdc.com.cn/28841152987791.html

https://news.m.fdc.com.cn/526210101327115.html

https://news.m.fdc.com.cn/28928582185585.html

https://news.m.fdc.com.cn/557334246586528.html

https://news.m.fdc.com.cn/104245130365920.html

https://news.m.fdc.com.cn/784155131418509.html

https://news.m.fdc.com.cn/585237659049472.html

https://news.m.fdc.com.cn/105898502324958.html

https://news.m.fdc.com.cn/805116359083032.html

https://news.m.fdc.com.cn/503361256695005.html

https://news.m.fdc.com.cn/308105214253072.html

https://news.m.fdc.com.cn/28505842816615.html

https://news.m.fdc.com.cn/609541131549540.html

https://news.m.fdc.com.cn/27437637649930.html

https://news.m.fdc.com.cn/106835409965888.html

https://news.m.fdc.com.cn/561920212729436.html

https://news.m.fdc.com.cn/543160842765257.html

https://news.m.fdc.com.cn/27353249919595.html

https://news.m.fdc.com.cn/626259359227183.html

https://news.m.fdc.com.cn/27394996124768.html

https://news.m.fdc.com.cn/22536261967240.html

https://news.m.fdc.com.cn/653232967065272.html

https://news.m.fdc.com.cn/649811393825996.html

https://news.m.fdc.com.cn/564496418388469.html

https://news.m.fdc.com.cn/518571108301642.html

https://news.m.fdc.com.cn/545245633745780.html

https://news.m.fdc.com.cn/669192524924977.html

https://news.m.fdc.com.cn/546363763940602.html

https://news.m.fdc.com.cn/660284122903609.html

https://news.m.fdc.com.cn/24977056247169.html

https://news.m.fdc.com.cn/26760008355566.html

https://news.m.fdc.com.cn/548035924583461.html

https://news.m.fdc.com.cn/566608045939045.html

https://news.m.fdc.com.cn/567482564110345.html

https://news.m.fdc.com.cn/521430205738044.html

https://news.m.fdc.com.cn/431730296392515.html

https://news.m.fdc.com.cn/897748684786106.html

https://news.m.fdc.com.cn/550419450250133.html

https://news.m.fdc.com.cn/577478010054954.html

https://news.m.fdc.com.cn/708086878951178.html

https://news.m.fdc.com.cn/487885920291258.html

https://news.m.fdc.com.cn/712755679227543.html

https://news.m.fdc.com.cn/115589664848058.html

https://news.m.fdc.com.cn/115592090722343.html

https://news.m.fdc.com.cn/595702259749643.html

https://news.m.fdc.com.cn/581300029644341.html

https://news.m.fdc.com.cn/26316954698262.html

https://news.m.fdc.com.cn/582111648919270.html

https://news.m.fdc.com.cn/23336253747531.html

https://news.m.fdc.com.cn/26396497318227.html

https://news.m.fdc.com.cn/551888989448463.html

https://news.m.fdc.com.cn/733858534315261.html

https://news.m.fdc.com.cn/725805997251100.html

https://news.m.fdc.com.cn/596106528765352.html

https://news.m.fdc.com.cn/21597175265886.html

https://news.m.fdc.com.cn/599915782076995.html

https://news.m.fdc.com.cn/26151070361945.html

https://news.m.fdc.com.cn/26236809053523.html

https://news.m.fdc.com.cn/26191542756237.html

https://news.m.fdc.com.cn/556067470014676.html

https://news.m.fdc.com.cn/601595092271313.html

https://news.m.fdc.com.cn/555794614420766.html

https://news.m.fdc.com.cn/456429400838111.html

https://news.m.fdc.com.cn/103379171622361.html

https://news.m.fdc.com.cn/23228220653185.html

https://news.m.fdc.com.cn/122254658130411.html

https://news.m.fdc.com.cn/25853555466808.html

https://news.m.fdc.com.cn/25771105781159.html

https://news.m.fdc.com.cn/28801545951730.html

https://news.m.fdc.com.cn/25688317280009.html

https://news.m.fdc.com.cn/558612727135521.html

https://news.m.fdc.com.cn/780425375975997.html

https://news.m.fdc.com.cn/796707923102269.html

https://news.m.fdc.com.cn/25522519220483.html

https://news.m.fdc.com.cn/25439137354041.html

https://news.m.fdc.com.cn/28549485060350.html

https://news.m.fdc.com.cn/22977348015551.html

https://news.m.fdc.com.cn/558970425710949.html

https://news.m.fdc.com.cn/810016563481542.html

https://news.m.fdc.com.cn/796815055487238.html

https://news.m.fdc.com.cn/813918210037383.html

https://news.m.fdc.com.cn/27465291908314.html

https://news.m.fdc.com.cn/107642023953458.html

https://news.m.fdc.com.cn/22856163642300.html

https://news.m.fdc.com.cn/25353339869520.html

https://news.m.fdc.com.cn/562346344360129.html

https://news.m.fdc.com.cn/562836726100682.html

https://news.m.fdc.com.cn/834621291800559.html

https://news.m.fdc.com.cn/563641071993199.html

https://news.m.fdc.com.cn/588171995011193.html

https://news.m.fdc.com.cn/587747768835191.html

https://news.m.fdc.com.cn/608797868246958.html

https://news.m.fdc.com.cn/109696020279774.html

https://news.m.fdc.com.cn/22645486954144.html

https://news.m.fdc.com.cn/25101988261705.html

https://news.m.fdc.com.cn/564039445978388.html

https://news.m.fdc.com.cn/565543980347949.html

https://news.m.fdc.com.cn/24989898858016.html

https://news.m.fdc.com.cn/25059868313722.html

https://news.m.fdc.com.cn/111843131037371.html

https://news.m.fdc.com.cn/591070061736964.html

https://news.m.fdc.com.cn/655980052218904.html

https://news.m.fdc.com.cn/20218664867374.html

https://news.m.fdc.com.cn/864758690387853.html

https://news.m.fdc.com.cn/869336041264250.html

https://news.m.fdc.com.cn/592365723005327.html

https://news.m.fdc.com.cn/135303017798198.html

https://news.m.fdc.com.cn/673298168208687.html

https://news.m.fdc.com.cn/24761428890385.html

https://news.m.fdc.com.cn/19962494472641.html

https://news.m.fdc.com.cn/24343304819284.html

https://news.m.fdc.com.cn/571195789856158.html

https://news.m.fdc.com.cn/573304378976160.html

https://news.m.fdc.com.cn/114276144070944.html

https://news.m.fdc.com.cn/24714879452493.html

https://news.m.fdc.com.cn/617534112677022.html

https://news.m.fdc.com.cn/935806408966799.html

https://news.m.fdc.com.cn/23275982143136.html

https://news.m.fdc.com.cn/23338018100006.html

https://news.m.fdc.com.cn/597786059976841.html

https://news.m.fdc.com.cn/599460453617657.html

https://news.m.fdc.com.cn/21814045769916.html

來源：鳳凰新聞網(wǎng)

免責(zé)聲明：線纜網(wǎng)轉(zhuǎn)載作品均注明出處，本網(wǎng)未注明出處和轉(zhuǎn)載的，是出于傳遞更多信息之目的，并不意味著贊同其觀點或證實其內(nèi)容的真實性。如轉(zhuǎn)載作品侵犯作者署名權(quán)，或有其他諸如版權(quán)、肖像權(quán)、知識產(chǎn)權(quán)等方面的傷害，并非本網(wǎng)故意為之，在接到相關(guān)權(quán)利人通知后將立即加以更正。聯(lián)系電話：0571－87774297。