二手吉時(shí)利2636B/keithley

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(biāo)準(zhǔn)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(biāo)準(zhǔn)》、GB9688-1988《食品包裝用聚丙烯成型品衛(wèi)生標(biāo)準(zhǔn)》等。

食品包裝袋檢驗(yàn)項(xiàng)目

按照單膜袋和復(fù)合膜袋兩種不同的材質(zhì)，需分別進(jìn)行不同的檢驗(yàn)項(xiàng)目。

單膜袋檢驗(yàn)項(xiàng)目主要分為三大類：一、外觀不得有對(duì)使用有礙的氣泡、穿孔、水紋、暴筋、塑化不良、魚眼僵塊等疵?。欢?、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(jī)械性能包括拉伸強(qiáng)度、斷裂伸長率。

復(fù)合膜袋檢驗(yàn)項(xiàng)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(qiáng)度、斷裂伸長率，氣體透過量、耐油度指標(biāo)、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(biāo)。

https://news.m.fdc.com.cn/12127633172531.html

http://news.fdc.com.cn/lsdt/12127633172531.shtml

http://news.fdc.com.cn/wenda/919460662763270.shtml

http://house.fdc.com.cn/lpdg/919460662763270_7.shtml

https://news.m.fdc.com.cn/59305563158174.html

http://zufang.fdc.com.cn/zixun/zhilan/919460662763270_2.shtml

http://news.fdc.com.cn/lsdt/919460662763270.shtml

https://news.m.fdc.com.cn/58441978531020.html

https://news.m.fdc.com.cn/11749733474909.html

http://news.fdc.com.cn/wenda/58922791351867.shtml

http://exponent.fdc.com.cn/ydzs/11294588267900_2.shtml

http://news.fdc.com.cn/wenda/11294588267900.shtml

http://news.fdc.com.cn/lsdt/11294588267900.shtml

http://zufang.fdc.com.cn/zixun/zhilan/12039639797187_2.shtml

http://news.fdc.com.cn/bbdt/10431189399885.shtml

http://house.fdc.com.cn/lpdg/920115913372886_7.shtml

http://news.fdc.com.cn/sd/58922791351867.shtml

https://news.m.fdc.com.cn/58922791351867.html

http://news.fdc.com.cn/wenda/920115913372886.shtml

http://news.fdc.com.cn/lsdt/920115913372886.shtml

http://news.fdc.com.cn/bbdt/920115913372886.shtml

http://zufang.fdc.com.cn/zixun/zhilan/917085065774838_2.shtml

http://news.fdc.com.cn/wenda/917085065774838.shtml

http://news.fdc.com.cn/lsdt/917085065774838.shtml

http://house.fdc.com.cn/lpdg/921333292474354_7.shtml

http://house.fdc.com.cn/lpdg/11918317357556_7.shtml

https://news.m.fdc.com.cn/10423465667377.html

http://exponent.fdc.com.cn/ydzs/918166812541268_2.shtml

http://zufang.fdc.com.cn/zixun/zhilan/58337616408011_2.shtml

http://house.fdc.com.cn/lpdg/58337616408011_7.shtml

http://news.fdc.com.cn/wenda/921333292474354.shtml

http://news.fdc.com.cn/lsdt/921333292474354.shtml

http://news.fdc.com.cn/sd/921333292474354.shtml

http://exponent.fdc.com.cn/ydzs/58751863618577_2.shtml

http://house.fdc.com.cn/lpdg/10318941463836_7.shtml

http://news.fdc.com.cn/wenda/58751863618577.shtml

http://news.fdc.com.cn/lsdt/58751863618577.shtml

http://news.fdc.com.cn/sd/918166812541268.shtml

http://house.fdc.com.cn/lpdg/918644949640439_7.shtml

https://news.m.fdc.com.cn/913856697956355.html

http://news.fdc.com.cn/lsdt/918644949640439.shtml

http://news.fdc.com.cn/sd/58710378416764.shtml

http://news.fdc.com.cn/lsdt/58710378416764.shtml

http://news.fdc.com.cn/bbdt/918644949640439.shtml

https://news.m.fdc.com.cn/58710378416764.html

http://zufang.fdc.com.cn/zixun/zhilan/59442618074587_2.shtml

https://news.m.fdc.com.cn/10683006276557.html

http://news.fdc.com.cn/wenda/10258965819010.shtml

http://house.fdc.com.cn/lpdg/10639354753722_7.shtml

http://exponent.fdc.com.cn/ydzs/59012937688327_2.shtml

http://news.fdc.com.cn/wenda/10639354753722.shtml

https://news.m.fdc.com.cn/10258965819010.html

http://news.fdc.com.cn/wenda/59012937688327.shtml

http://news.fdc.com.cn/bbdt/10639354753722.shtml

http://news.fdc.com.cn/bbdt/58150922855110.shtml

http://zufang.fdc.com.cn/zixun/zhilan/59386055621271_2.shtml

http://zufang.fdc.com.cn/zixun/zhilan/59012937688327_2.shtml

http://news.fdc.com.cn/lsdt/59012937688327.shtml

http://news.fdc.com.cn/lsdt/10593991759946.shtml

https://news.m.fdc.com.cn/10639354753722.html

http://news.fdc.com.cn/wenda/10128565746511.shtml

https://news.m.fdc.com.cn/59386055621271.html

http://exponent.fdc.com.cn/ydzs/915354370723912_2.shtml

http://news.fdc.com.cn/sd/10593991759946.shtml

http://exponent.fdc.com.cn/ydzs/58524739000839_2.shtml

http://zufang.fdc.com.cn/zixun/zhilan/58524739000839_2.shtml

https://news.m.fdc.com.cn/10128565746511.html

謎http://news.fdc.com.cn/wenda/58524739000839.shtml

http://news.fdc.com.cn/sd/58441978531020.shtml

http://exponent.fdc.com.cn/ydzs/58441978531020_2.shtml

http://news.fdc.com.cn/wenda/58441978531020.shtml

http://news.fdc.com.cn/lsdt/58441978531020.shtml

http://zufang.fdc.com.cn/zixun/zhilan/58922791351867_2.shtml

http://news.fdc.com.cn/sd/919460662763270.shtml

http://exponent.fdc.com.cn/ydzs/10431189399885_2.shtml

http://house.fdc.com.cn/lpdg/58922791351867_7.shtml

http://news.fdc.com.cn/lsdt/58922791351867.shtml

http://news.fdc.com.cn/bbdt/58922791351867.shtml

匭http://zufang.fdc.com.cn/zixun/zhilan/10431189399885_2.shtml

http://news.fdc.com.cn/lsdt/10431189399885.shtml

http://news.fdc.com.cn/wenda/10431189399885.shtml

http://news.fdc.com.cn/bbdt/11294588267900.shtml

http://news.fdc.com.cn/sd/10431189399885.shtml

http://exponent.fdc.com.cn/ydzs/920115913372886_2.shtml

http://exponent.fdc.com.cn/ydzs/10423465667377_2.shtml

http://news.fdc.com.cn/sd/920115913372886.shtml

http://house.fdc.com.cn/lpdg/10423465667377_7.shtml

http://news.fdc.com.cn/bbdt/57996826091685.shtml

https://news.m.fdc.com.cn/10431189399885.html

https://news.m.fdc.com.cn/11294588267900.html

http://zufang.fdc.com.cn/zixun/zhilan/920115913372886_2.shtml

http://news.fdc.com.cn/lsdt/10423465667377.shtml

http://exponent.fdc.com.cn/ydzs/921333292474354_2.shtml

http://exponent.fdc.com.cn/ydzs/58337616408011_2.shtml

http://news.fdc.com.cn/lsdt/918166812541268.shtml

http://news.fdc.com.cn/wenda/58337616408011.shtml

http://news.fdc.com.cn/bbdt/58337616408011.shtml

http://news.fdc.com.cn/sd/58337616408011.shtml

{鏈接}

https://news.m.fdc.com.cn/921333292474354.html

http://news.fdc.com.cn/bbdt/11864359534854.shtml

http://house.fdc.com.cn/lpdg/58751863618577_7.shtml

http://exponent.fdc.com.cn/ydzs/10318941463836_2.shtml

http://house.fdc.com.cn/lpdg/99197468909607_7.shtml

http://zufang.fdc.com.cn/zixun/zhilan/58751863618577_2.shtml

http://zufang.fdc.com.cn/zixun/zhilan/918644949640439_2.shtml

http://news.fdc.com.cn/wenda/10318941463836.shtml

http://news.fdc.com.cn/sd/10318941463836.shtml

https://news.m.fdc.com.cn/10318941463836.html

http://zufang.fdc.com.cn/zixun/zhilan/58710378416764_2.shtml

http://news.fdc.com.cn/wenda/58710378416764.shtml

http://house.fdc.com.cn/lpdg/10258965819010_7.shtml

http://exponent.fdc.com.cn/ydzs/10683006276557_2.shtml

http://house.fdc.com.cn/lpdg/10683006276557_7.shtml

http://news.fdc.com.cn/lsdt/10683006276557.shtml

http://exponent.fdc.com.cn/ydzs/10639354753722_2.shtml

http://news.fdc.com.cn/sd/10683006276557.shtml

http://news.fdc.com.cn/wenda/58150922855110.shtml

http://exponent.fdc.com.cn/ydzs/58150922855110_2.shtml

http://house.fdc.com.cn/lpdg/58150922855110_7.shtml

http://zufang.fdc.com.cn/zixun/zhilan/58150922855110_2.shtml

http://news.fdc.com.cn/bbdt/10593991759946.shtml

http://house.fdc.com.cn/lpdg/10593991759946_7.shtml

http://house.fdc.com.cn/lpdg/58524739000839_7.shtml

http://exponent.fdc.com.cn/ydzs/91673841725016_2.shtml

http://news.fdc.com.cn/sd/97729601277316.shtml

https://news.m.fdc.com.cn/10593991759946.html

http://house.fdc.com.cn/lpdg/91673841725016_7.shtml

http://news.fdc.com.cn/bbdt/58524739000839.shtml

http://news.fdc.com.cn/lsdt/91214246587620.shtml

http://news.fdc.com.cn/sd/58524739000839.shtml

https://news.m.fdc.com.cn/58524739000839.html

{鏈接}

http://house.fdc.com.cn/lpdg/58441978531020_7.shtml

http://zufang.fdc.com.cn/zixun/zhilan/58441978531020_2.shtml

http://news.fdc.com.cn/lsdt/91673841725016.shtml

http://news.fdc.com.cn/bbdt/919460662763270.shtml

https://news.m.fdc.com.cn/91673841725016.html

http://news.fdc.com.cn/sd/91673841725016.shtml

http://news.fdc.com.cn/lsdt/57634162866630.shtml

http://house.fdc.com.cn/lpdg/10061252264523_7.shtml

http://news.fdc.com.cn/wenda/91673841725016.shtml

http://exponent.fdc.com.cn/ydzs/96214936814249_2.shtml

http://zufang.fdc.com.cn/zixun/zhilan/96214936814249_2.shtml

http://news.fdc.com.cn/wenda/10061252264523.shtml

http://news.fdc.com.cn/lsdt/96214936814249.shtml

http://house.fdc.com.cn/lpdg/10431189399885_7.shtml

http://news.fdc.com.cn/sd/10061252264523.shtml

http://news.fdc.com.cn/lsdt/10061252264523.shtml

http://news.fdc.com.cn/bbdt/10061252264523.shtml

http://exponent.fdc.com.cn/ydzs/57996826091685_2.shtml

http://house.fdc.com.cn/lpdg/57996826091685_7.shtml

http://news.fdc.com.cn/lsdt/57996826091685.shtml

http://zufang.fdc.com.cn/zixun/zhilan/10423465667377_2.shtml

http://news.fdc.com.cn/sd/57996826091685.shtml

http://news.fdc.com.cn/bbdt/57532276279890.shtml

http://house.fdc.com.cn/lpdg/99689390104431_7.shtml

http://zufang.fdc.com.cn/zixun/zhilan/99689390104431_2.shtml

http://news.fdc.com.cn/lsdt/99689390104431.shtml

https://news.m.fdc.com.cn/920115913372886.html

https://news.m.fdc.com.cn/99689390104431.html

http://news.fdc.com.cn/lsdt/58337616408011.shtml

https://news.m.fdc.com.cn/58337616408011.html

http://zufang.fdc.com.cn/zixun/zhilan/99197468909607_2.shtml

http://zufang.fdc.com.cn/zixun/zhilan/10318941463836_2.shtml

https://news.m.fdc.com.cn/99197468909607.html

http://news.fdc.com.cn/sd/99197468909607.shtml

http://house.fdc.com.cn/lpdg/57484914439330_7.shtml

http://exponent.fdc.com.cn/ydzs/91443698925043_2.shtml

http://news.fdc.com.cn/bbdt/10318941463836.shtml

http://zufang.fdc.com.cn/zixun/zhilan/91443698925043_2.shtml

http://news.fdc.com.cn/bbdt/91443698925043.shtml

http://news.fdc.com.cn/lsdt/57484914439330.shtml

http://news.fdc.com.cn/bbdt/58710378416764.shtml

http://exponent.fdc.com.cn/ydzs/10258965819010_2.shtml

http://zufang.fdc.com.cn/zixun/zhilan/10258965819010_2.shtml

http://news.fdc.com.cn/sd/91443698925043.shtml

http://news.fdc.com.cn/bbdt/10258965819010.shtml

http://news.fdc.com.cn/lsdt/10258965819010.shtml

http://news.fdc.com.cn/sd/10258965819010.shtml

http://news.fdc.com.cn/sd/93974099529616.shtml

https://news.m.fdc.com.cn/93974099529616.html

http://news.fdc.com.cn/bbdt/93974099529616.shtml

http://zufang.fdc.com.cn/zixun/zhilan/93648905732672_2.shtml

http://house.fdc.com.cn/lpdg/57785836655964_7.shtml

http://news.fdc.com.cn/bbdt/57785836655964.shtml

http://exponent.fdc.com.cn/ydzs/97729601277316_2.shtml

https://news.m.fdc.com.cn/57785836655964.html

http://news.fdc.com.cn/sd/93648905732672.shtml

http://zufang.fdc.com.cn/zixun/zhilan/90721615602390_2.shtml

http://exponent.fdc.com.cn/ydzs/10128565746511_2.shtml

http://house.fdc.com.cn/lpdg/97729601277316_7.shtml

http://zufang.fdc.com.cn/zixun/zhilan/97729601277316_2.shtml

坊http://news.fdc.com.cn/bbdt/10683006276557.shtml

http://house.fdc.com.cn/lpdg/10128565746511_7.shtml

http://news.fdc.com.cn/lsdt/58150922855110.shtml

http://news.fdc.com.cn/sd/10128565746511.shtml

http://zufang.fdc.com.cn/zixun/zhilan/10128565746511_2.shtml

http://news.fdc.com.cn/lsdt/10128565746511.shtml

http://news.fdc.com.cn/lsdt/97729601277316.shtml

http://news.fdc.com.cn/sd/90721615602390.shtml

https://news.m.fdc.com.cn/90721615602390.html

http://news.fdc.com.cn/sd/57006226900758.shtml

http://news.fdc.com.cn/bbdt/97729601277316.shtml

http://zufang.fdc.com.cn/zixun/zhilan/91214246587620_2.shtml

http://house.fdc.com.cn/lpdg/91214246587620_7.shtml

http://zufang.fdc.com.cn/zixun/zhilan/91673841725016_2.shtml

https://news.m.fdc.com.cn/57006226900758.html

http://news.fdc.com.cn/bbdt/91673841725016.shtml

https://news.m.fdc.com.cn/91214246587620.html

http://exponent.fdc.com.cn/ydzs/57634162866630_2.shtml

http://zufang.fdc.com.cn/zixun/zhilan/57634162866630_2.shtml

http://news.fdc.com.cn/bbdt/57634162866630.shtml

http://house.fdc.com.cn/lpdg/96214936814249_7.shtml

http://news.fdc.com.cn/wenda/57634162866630.shtml

http://news.fdc.com.cn/sd/96214936814249.shtml

https://news.m.fdc.com.cn/57634162866630.html

http://house.fdc.com.cn/lpdg/57532276279890_7.shtml

http://news.fdc.com.cn/bbdt/90521678527772.shtml

https://news.m.fdc.com.cn/90521678527772.html

http://news.fdc.com.cn/wenda/57996826091685.shtml

http://news.fdc.com.cn/wenda/10423465667377.shtml

http://zufang.fdc.com.cn/zixun/zhilan/90478693891262_2.shtml

http://news.fdc.com.cn/bbdt/10423465667377.shtml

http://exponent.fdc.com.cn/ydzs/99689390104431_2.shtml

http://news.fdc.com.cn/sd/10423465667377.shtml

http://news.fdc.com.cn/lsdt/90478693891262.shtml

http://news.fdc.com.cn/wenda/90478693891262.shtml

http://news.fdc.com.cn/bbdt/99689390104431.shtml

http://exponent.fdc.com.cn/ydzs/95190040259120_2.shtml

http://news.fdc.com.cn/wenda/95190040259120.shtml

http://exponent.fdc.com.cn/ydzs/99197468909607_2.shtml

http://news.fdc.com.cn/lsdt/99197468909607.shtml

http://news.fdc.com.cn/wenda/99197468909607.shtml

http://news.fdc.com.cn/bbdt/99197468909607.shtml

http://exponent.fdc.com.cn/ydzs/57484914439330_2.shtml

http://exponent.fdc.com.cn/ydzs/58710378416764_2.shtml

http://news.fdc.com.cn/wenda/91443698925043.shtml

http://news.fdc.com.cn/wenda/57484914439330.shtml

http://news.fdc.com.cn/lsdt/91443698925043.shtml

http://news.fdc.com.cn/bbdt/57484914439330.shtml

http://news.fdc.com.cn/wenda/918644949640439.shtml

http://news.fdc.com.cn/sd/57484914439330.shtml

http://exponent.fdc.com.cn/ydzs/93974099529616_2.shtml

https://news.m.fdc.com.cn/91443698925043.html

http://zufang.fdc.com.cn/zixun/zhilan/93974099529616_2.shtml

http://news.fdc.com.cn/wenda/57785836655964.shtml

http://house.fdc.com.cn/lpdg/87555059373572_7.shtml

http://news.fdc.com.cn/lsdt/57785836655964.shtml

http://exponent.fdc.com.cn/ydzs/93648905732672_2.shtml

http://news.fdc.com.cn/sd/87555059373572.shtml

http://news.fdc.com.cn/sd/58150922855110.shtml

http://house.fdc.com.cn/lpdg/90721615602390_7.shtml

https://news.m.fdc.com.cn/58150922855110.html

https://news.m.fdc.com.cn/97729601277316.html

http://news.fdc.com.cn/wenda/97729601277316.shtml

http://exponent.fdc.com.cn/ydzs/91214246587620_2.shtml

http://news.fdc.com.cn/wenda/91214246587620.shtml

http://news.fdc.com.cn/bbdt/91214246587620.shtml

http://exponent.fdc.com.cn/ydzs/919460662763270_2.shtml

http://news.fdc.com.cn/lsdt/56957875869838.shtml

http://news.fdc.com.cn/wenda/56957875869838.shtml

http://exponent.fdc.com.cn/ydzs/56957875869838_2.shtml

http://zufang.fdc.com.cn/zixun/zhilan/56957875869838_2.shtml

http://house.fdc.com.cn/lpdg/57634162866630_7.shtml

http://exponent.fdc.com.cn/ydzs/90521678527772_2.shtml

http://news.fdc.com.cn/wenda/86015750008156.shtml

http://house.fdc.com.cn/lpdg/56957875869838_7.shtml

http://news.fdc.com.cn/sd/91214246587620.shtml

http://news.fdc.com.cn/sd/57634162866630.shtml