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气相色谱玻璃柱

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气相色谱玻璃柱相关的耗材

  • 气相色谱填充柱〖硅烷化玻璃微珠〗
    气相色谱填充柱〖硅烷化玻璃微珠〗部件号描述规格LDPC20601-020硅烷化玻璃微珠 100-180mesh 填充柱1/8"*2m1. 柱管无特殊说明均为进口不锈钢管,有PEEK管、镍管、惰化管等柱管材料可选2. 采用进口优质填料,填装均匀3. 柱长度可依据客户要求订做4. 色谱柱两端的螺母压环等连接件均可选购,请及时沟通,以免无法连接
  • 气相色谱玻璃填充柱空柱,用于瓦里安Varian 3000, 4000, 6000, 和Vista
    气相色谱填充柱应用谱图集 http://www.instrument.com.cn/netshow/SH101420/down_208960.htm玻璃空柱,用于Varian 3000, 4000, 6000, 和Vista (FID, Inj. A to Det. A, 柱上进样)硅烷化处理玻璃空柱,不含接头。X (length of injector arm) = 9.31 in. (236 mm)Y (length of detector arm) = 8.0 in. (203 mm)S (span, injector to detector) = 5.5 in. (140 mm)
  • 气相色谱玻璃填充柱空柱,用于瓦里安Varian 3300和3400
    气相色谱填充柱应用谱图集 http://www.instrument.com.cn/netshow/SH101420/down_208960.htm玻璃空柱,用于Varian 3300和3400 (FID, Inj. B to Det. B, 柱上进样)硅烷化处理玻璃空柱,不含接头。X (length of injector arm) = 9.31 in. (236 mm)Y (length of detector arm) = 8.0 in. (203 mm)S (span, injector to detector) = 6.82 in. (173 mm)
  • 谱标 气相色谱法空气 质量三甲胺的测定 草酸玻璃微珠采样管
    气相色谱法空气 质量三甲胺的测定草酸玻璃微珠采样管产品介绍草酸玻璃微珠采样管适用于恶臭污染源排气及厂界环境空气中以气体状态存在的三甲胺的测定。采用涂着草酸的玻璃微珠作为吸附剂,装填在采样管中。通过向采样管中注入饱和氢氧化钠溶液和氮气,使采集的三甲胺游离成气态并进入经真空处理的100mL解吸瓶中,取瓶内气体1 ~2mL直接注入气相色谱仪,根据三甲胺的色谱峰面积(或峰高)对其进行定量分析,见下图。 草酸玻璃微珠采样管吸附管的制备将60-80目的玻璃微珠担体分别用浓盐酸、蒸馏水清洗烘干后,以蒸馏水为溶剂将玻璃微珠表面涂渍1%的草酸和0.15%的甘油。在真空干燥箱内(80°C) 真空干燥2-3h后,密封于棕色瓶中备用。保存期为一个月。采样前,将采样管按图1的方式依次填充玻璃棉,草酸玻璃微珠,玻璃棉,二端以塑料帽和硅橡胶塞密封。采样管在使用前填装。参考国标GBT/14676-1993空气质量三甲胺的测定气相色谱法
  • 气相色谱玻璃空柱,Agilent® 5700
    产品特点及订货信息:色谱科气相色谱玻璃空柱:General descriptionSilane treated empty glass column. Fittings are not included.*X (length of injector arm) = 8.72 in. (221 mm)* Y (length of detector arm) = 5.18 in. (132 mm)*S (span, injector to detector) = 6.0 in. (152 mm)This column fits Agilent 5700 (configuration 5, on-column injection).GC columns are of two types packed column and capillary column. Capillary column carries the gas through a central aperture which is unimpeded through the entire length of column. In general, capillary columns are made longer to produce more theoretical plates. This also helps in band dispersion eventually narrowing the peaks and resulting in high resolution.material glass columnapplication(s) gas chromatography (GC): suitableL × O.D. × I.D. 6.0ft (1.8m) × 1/4in. × 4.0mmcolumn type empty
  • 气相色谱玻璃空柱,Shimadzu 2014
    产品特点及订货信息:色谱科气相色谱玻璃空柱:General descriptionSilane treated empty glass column. Fittings are not included.*X (length of injector arm) = 13.0 in. (330 mm)*Y (length of detector arm) = 11.0 in. (279 mm)*S (span, injector to detector) = 1.57 in. (40 mm)This column fits Shimadzu 7A, 9A, 12A, 14A, 14B, 15A, 16A, and 2014 (on-column injection).GC columns are of two types packed column and capillary column. Capillary column carries the gas through a central aperture which is unimpeded through the entire length of column. In general, capillary columns are made longer to produce more theoretical plates. This also helps in band dispersion eventually narrowing the peaks and resulting in high resolution.material glass columnapplication(s) gas chromatography (GC): suitableL × O.D. × I.D. 6.0ft (1.8m) × 5.0mm × 2.6mm, TightSpeccolumn type empty
  • 气相色谱玻璃空柱,Pye 104,106,204
    产品特点及订货信息:色谱科气相色谱玻璃空柱:General descriptionSilane treated empty glass column. Fittings are not included.*X (length of injector arm) = 11.0 in. (279 mm)*Y (length of detector arm) = 5.38 in. (137 mm)*S (span, injector to detector) = 7.0 in. (178 mm)This column fits Pye 104, 106, and 204 (on-column injection).GC columns are of two types packed column and capillary column. Capillary column carries the gas through a central aperture which is unimpeded through the entire length of column. In general, capillary columns are made longer to produce more theoretical plates. This also helps in band dispersion eventually narrowing the peaks and resulting in high resolution.material glass columnapplication(s) gas chromatography (GC): suitableL × O.D. × I.D. 6.0ft (1.8m) × 1/4in. × 4.0mmcolumn type empty
  • 气相色谱玻璃空柱,Shimadzu 2014
    产品特点及订货信息:色谱科气相色谱玻璃空柱:General descriptionSilane treated empty glass column. Fittings are not included.*X (length of injector arm) = 13.0 in. (330 mm)*Y (length of detector arm) = 11.0 in. (279 mm)*S (span, injector to detector) = 1.57 in. (40 mm)This column fits Shimadzu 7A, 9A, 12A, 14A, 14B, 15A, 16A, and 2014 (on-column injection).GC columns are of two types packed column and capillary column. Capillary column carries the gas through a central aperture which is unimpeded through the entire length of column. In general, capillary columns are made longer to produce more theoretical plates. This also helps in band dispersion eventually narrowing the peaks and resulting in high resolutionmaterial glass columnapplication(s) gas chromatography (GC): suitableL × O.D. × I.D. 8.2ft (2.5m) × 5.0mm × 2.6mmcolumn type empty
  • 气相色谱玻璃空柱,Tracor 540,570,585
    产品特点及订货信息:色谱科气相色谱玻璃空柱:General descriptionSilane treated empty glass column. Fittings are not included.*X (length of injector arm) = 8.0 in. (203 mm)*Y (length of detector arm) = 8.0 in. (203 mm)*S (span, injector to detector) = 6.0 in. (152 mm)This column fits Tracor 540, 560, 565, 570, and 585 (not on-column injection).GC columns are of two types packed column and capillary column. Capillary column carries the gas through a central aperture which is unimpeded through the entire length of column. In general, capillary columns are made longer to produce more theoretical plates. This also helps in band dispersion eventually narrowing the peaks and resulting in high resolution.material glass columnapplication(s) gas chromatography (GC): suitableL × O.D. × I.D. 6.0ft (1.8m) × 1/4in. × 2.0mmcolumn type empty
  • 气相色谱玻璃空柱,Carlo Erba 2100
    产品特点及订货信息:色谱科气相色谱玻璃空柱:General descriptionSilane treated empty glass column. Fittings are not included.*X (length of injector arm) = 11.85 in. (301 mm)*Y (length of detector arm) = 10.67 in. (271 mm)*S (span, injector to detector) = 2.82 in. (72 mm)This column fits Carlo Erba 2100.GC columns are of two types packed column and capillary column. Capillary column carries the gas through a central aperture which is unimpeded through the entire length of column. In general, capillary columns are made longer to produce more theoretical plates. This also helps in band dispersion eventually narrowing the peaks and resulting in high resolution.material glass columnapplication(s) gas chromatography (GC): suitableL × O.D. × I.D. 6.0ft (1.8m) × 6.0mm × 2.0mmcolumn type empty
  • 气相色谱玻璃填充柱空柱,用于PerkinElmer 8000和9000 (柱上进样)
    气相色谱填充柱应用谱图集 http://www.instrument.com.cn/netshow/SH101420/down_208960.htm玻璃空管,用于PerkinElmer 8000 and 9000 (柱上进样)硅烷化处理玻璃空管,接头不包含X (连接进样口臂长) = 12.0 in. (305 mm)Y (连接检测器臂长) = 6.81 in. (173 mm)S (进样口与检测器之间跨度) = 6.5 in. (165 mm)
  • 气相色谱不锈钢脱氧管 有机玻璃脱氧管
    窗体顶端气相色谱不锈钢脱氧管有机玻璃脱氧管BF-1A不锈钢脱氧管规格Φ30mm*280mm;M8*1 Φ3.2接口,常温下脱氧深度可达0.01ppm。接口规格如有特殊要求可定制,须注明。接口规格如有特殊要求可定制,须注明。2.入口气体压力不得0.5Mpa,大流量5L/min。3.在常温下可直接除去氢、氮、氩、氦、甲烷、一氧化碳、乙烯等气体中的杂质氧,使残余氧量小于0.01ppm。4.每支脱氧管可脱掉5L纯氧,不锈钢脱氧管耐压较高,且可以在一定温度下使用,客户可根据自己的设备的相关情况选择。5.不锈钢脱氧管失效后返回厂家再生,也可以配备再生炉装置后自行再生。使用比较方便,为用户节省运输时间。脱氧管规格为Ф30mm×280mm,形式分为不锈钢型和有机玻璃型(变色透明)两种,可以脱去载气中残留的氧气、水分及烃类。尤其使用于毛细管气相色谱系统,ECD检测器必备,可以提高色谱柱使用寿命,使分析结果更准确,不锈钢型可以自行再生。不锈钢脱氧管  HY-20玻璃透明脱氧管 HY-20A有机玻璃脱氧管规格为Ф30mm×280mm,形式分为不锈钢型和有机玻璃型(变色透明)两种,可以脱去载气中残留的氧气、水分及烃类。尤其使用于毛细管气相色谱系统,ECD检测器必备,可以提高色谱柱使用寿命,使分析结果更准确,不锈钢型可以自行再生。不锈钢脱氧管  BF-1A玻璃透明脱氧管 BF-1B不锈钢脱氧管规格为Ф30mm×280mm,形式分为不锈钢型和有机玻璃型(变色透明)两种,可以脱去载气中残留的氧气、水分及烃类。尤其使用于毛细管气相色谱系统,ECD检测器必备,可以提高色谱柱使用寿命,使分析结果更准确,不锈钢型可以自行再生。不锈钢脱氧管  BF-1A玻璃透明脱氧管 BF-1B本公司产品:质量保证,价格合理,服务到位。主要产品:气相色谱载气净化器、脱氧管、脱水管、脱二氧化碳管、脱烃管、除烃仪、气路软管,不锈钢毛细管,1/8英寸紫铜气路管、色谱进样针、测孔针头、微量进样器、石墨压环、气瓶减压阀、气瓶转接头、稳压阀、稳流阀、针阀、开关阀、分流阀、切换阀、色谱柱螺母、色谱柱石墨压环、进样口隔垫、顶空瓶、顶空瓶压盖器、顶空瓶启盖器,100ml钳口顶空瓶、100ml螺纹口顶空瓶、顶空瓶盖、顶空瓶隔垫、自动进样瓶、气路密封垫等色谱配件,耗材。您正好需要,北分三谱公司正好专业!
  • 气相色谱玻璃填充柱空柱,用于Agilent 5890和6890 (Configuration
    气相色谱填充柱应用谱图集 http://www.instrument.com.cn/netshow/SH101420/down_208960.htm玻璃空柱,用于Agilent 5890 and 6890 (Configuration "A",柱上进样,除TCD外所有检测器) 硅烷化处理的玻璃空管,不包含接头X (length of injector arm) = 11.02 in. (280 mm)Y (length of detector arm) = 9.05 in. (230 mm)S (span, injector to detector) = 9.0 in. (229 mm)
  • 气相色谱玻璃填充柱空柱,用于Agilent 5890和6890 (Configuration
    气相色谱填充柱应用谱图集 http://www.instrument.com.cn/netshow/SH101420/down_208960.htm玻璃空柱,用于Agilent 5890 and 6890 (Configuration "A",柱上进样,除TCD外所有检测器)硅烷化处理玻璃空柱,不含接头。X (length of injector arm) = 11.02 in. (280 mm)Y (length of detector arm) = 9.05 in. (230 mm)S (span, injector to detector) = 9.0 in. (229 mm)
  • 气相色谱玻璃填充柱空柱,用于Agilent 5890和6890 (Configuration "A")
    气相色谱填充柱应用谱图集 http://www.instrument.com.cn/netshow/SH101420/down_208960.htm玻璃空柱,用于Agilent 5890 and 6890 (Configuration"A")硅烷化处理的玻璃柱,不包含接头X (length of injector arm) = 11.02 in. (280 mm)Y (length of detector arm) = 9.05 in. (230 mm)S (span, injector to detector) = 9.0 in. (229 mm)
  • 气相色谱仪用有机玻璃脱氧过滤器
    气相色谱仪用有机玻璃脱氧过滤器,优点是脱氧深度可见,观察直观,缺点是必须发回厂家再生。脱氧管规格为Ф30mm×270mm,形式分为不锈钢型和有机玻璃型(变色透明)两种,可以脱去载气中残留的氧气、水分及烃类。尤其使用于毛细管气相色谱系统,ECD检测器必备,可以提高色谱柱使用寿命,使分析结果更准确,不锈钢型可以自行再生。该产品为透明玻璃材质,更直观更便捷。可以脱除氮气、氩气、二氧化碳和其它惰性气体中的杂质氧。该脱氧管在室温下脱氧,吸氧后,脱氧剂由灰色色变为黑色。当管内脱氧剂基本变为黑色后,要停止使用,需再生处理(再生需厂家操作)。使用条件及参数1.工作压力:≤0.6Mpa;2.待净化气含氧量:≤1000PPM;3.净化深度:残氧量≤0.05PPM;4.活化温度:(320~350)℃;5使用温度:室温;6.气体流量:≤2000ml/min(47)、≤1000ml/min(35)7.再生温度:(320~350)℃(用户不便自行再生);8.脱氧剂装量:435g(大)、210g(小)9.接口:∮3mm,∮6mm卡套接头
  • 气相色谱填充柱(不锈钢/玻璃)
    定制气相色谱填充柱: 定制气相色谱时,需提供以下信息: 1.柱长度/内径 2.柱材料(不锈钢,玻璃等) 3.固定液/涂积量(如OV 101,3%) 4.担体/目数(如Chromosorb WAW,60/80) 5.仪器厂牌/型号(如Agilent 6890) *常用固定液: Apiezon L 阿皮松 LBentone-34 有机皂土-34Bis(2-ethoxyethyl)adipate(BEEA)己二酸二(2-乙氧基乙)酯Bis(2-ethylhexyl)phalate邻苯二甲酸二(2-乙基己)酯Carbowax 20M 聚乙二醇二万Carbowax 20M-terephthalic acid对苯二酸聚乙二醇酯Carbowax 400 聚乙二醇Carbowax 600 聚乙二醇Carbowax 1000 聚乙二醇Carbowax 1540 聚乙二醇Carbowax 4000 聚乙二醇Carbowax 4000 monostearate硬脂酸聚乙二醇酯DC-200(500 cstks)DC-200(12500 cstks)DC-550Dexsil 300 carborane methyl silicone聚碳硼烷甲基硅氧烷Dibutyl maleate马来酸二丁酯Di-N-decyl phthalate邻苯二甲酸二癸酯Di(2-ethylhexyl)sebacate癸二酸二(2-乙基己)酯Diethylene glycol adipate己二酸二乙二醇酯Diethylene glycol succinate丁二酸二乙二醇酯Diglycerol双甘油2,4-Dimethylsulfolane2,4-二甲基丁砜Dinonyl phthalate邻苯二甲酸二壬酯Dioctyl sebacate癸二酸二辛酯Ethylene glycol adipateEthylene glycol phthalate*常用担体: Chromosorb W Chromosorb WAW Chromosorb WAW-DMCS Chromosorb WHP Chromosorb P Chromosorb PAW Chromosorb PAW-DMCS Chromosorb G Chromosorb GAW Chromosorb GAW-DMCSChromosorb 101,102,103,104,105,106,107,108*常用填料: Molecular sieve, Haysep A,B,C,D,N,P,Q,R,ST Tenax,Porapak Q,PS,Q,QS,R,S,T Carbopack 国产GDX,TDX,401,407担体系列 *国产填充柱可以提供效果谱图!*进口填充柱满足Agilent气相填充柱要求,适合于Agilent/HP5890,6890等型号色谱仪的要求,对应agilent填充柱货号。
  • 玻璃衬管-气相色谱仪用
    221-48335-01玻璃衬管-气相色谱仪用分流/不分流 去活处理货号规格对应品牌货号价格KB1802699mm*5mm*3mm221-32544每支/200元KB1802799mm*5mm*3mm221-32544-01每支/200元KB1802899mm*5mm*3mm221-37574-01每支/200元KB1802995mm*5mm*3mm221-48335-01每支/200元KB1803095mm*5mm*3mm221-41544每支/200元KB1803195mm*5mm*3mm221-41444每支/200元KB1803295mm*5mm*3mm221-41044-01每支/200元KB1803387mm*5mm*2mm221-41484每支/200元KB18034139mm*4.5mm*3mm221 -14093每支/200元玻璃衬管清洗的原则和方法:当以下现象:(1)出现"鬼峰";(2)保留时间和峰面积重现性差出现时,应考虑对衬管进行清洗。清洗的方法和步骤:1)拆下玻璃衬管; 2)取出石英玻璃棉; 3)用浸过溶剂(比如丙酮)的纱布清洗衬管内壁。 玻璃衬管更换时要注意玻璃棉的装填:装填量3~6mg,高度5~10mm。要求填充均匀、平整。
  • 气相色谱用玻璃衬管Agilent18740-80220
    气相色谱用玻璃衬管Agilent18740-80220产品简介:安捷伦的单细径锥分流衬管按照严格的尺寸指标制造,以优化进样口性能,特征是具有最严格的外径、内径、锥形和玻璃毛放置位置的允许误差。为了使用方便和重现性好,衬管有一个定位收口,以限定玻璃毛的位置,特点是始终自定位到推荐的高度。衬管还采用安捷伦的专利脱活技术处理。为什么要更换衬管如果不定期更换衬管或未使用正确的衬管,将出现下列问题:A、峰形变差 B、溶质歧视 C、重现性差 D、样品分解 E、出现鬼峰 F、色谱柱寿命缩短如何避免出现问题应根据以下情况定期更换衬管:1、以前使用的方式 样品的清洁度2、色谱异常性,例如:峰形变化、峰歧视、重现性差、样品热分解、活性分析物反应损失或分解衬管特性衬管体积进样口的作用是将样品准确、重复地引入到气相色谱中。汽化的样品应当与液体样品的组成成份完全一致,并且除非特殊要求,否则样品在注射时应不发生化学变化。升高进样口的温度可以将液体样品汽化为气体,以传输到色谱柱柱头。样品从液体变为气体,其体积变化很大,产生的蒸汽体积足够小,以适应的衬管的体积。如果对衬管来说体积过大,则可能会导致样品反冲或样品损失。两种情况都会降低重现性和灵敏度。反冲还会导致样品并叉污染。较大体积的衬管(如800μl)的特点是内径较大,通常用在进样体积等于或大于1μl的情况。小体积的衬管具有较小的内径,一般用在进样体积较小、快速分析100μm内径色谱柱、气体样品、或使用外部进样装置(如顶空进样器和吹扫捕集器等)时。衬管设计特点锥形口衬管做成锥形或缩小衬管内径的目的包括:? 底部做成锥形可以使样品聚集到色谱柱头? 底部做成锥形可以使样品与进样口金属部件的接触降到最小? 中间做成锥形可以准确定位玻璃毛? 顶部做成锥形可以使样品反冲降到最低要正确操作,必须将色谱柱正确安装于进样口,理想情况是将色谱柱末端大约定位于锥形衬管的中间,或色谱柱末端距离密封垫圈约4-6mm。对于某些应用情况,使用不同的色谱柱安装深度效果会更好。因此,应查看仪器手册,以获得合适的安装距离信息并确定哪一种距离适合您的应用情况。重现性好的定位对于重复的定量结果是很重要的。
  • 气相色谱玻璃空柱,PerkinElmer 柱头进样
    产品特点及订货信息:色谱科气相色谱玻璃空柱:General descriptionGC columns are of two types packed column and capillary column. Capillary column carries the gas through a central aperture which is unimpeded through the entire length of column. In general, capillary columns are made longer to produce more theoretical plates. This also helps in band dispersion eventually narrowing the peaks and resulting in high resolution.Silane treated empty glass column. Fittings are not included.*X (length of injector arm) = 12.0 in. (305 mm)*Y (length of detector arm) = 6.81 in. (173 mm)*S (span, injector to detector) = 6.5 in. (165 mm)This column fits PerkinElmer 8000 and 9000 (on-column injection).material glass columnapplication(s) gas chromatography (GC): suitableL × O.D. × I.D. 3.0ft (0.91m) × 1/4in. × 2.0mmcolumn type empty
  • 气相色谱玻璃空柱,Varian通用于Vista
    产品特点及订货信息:色谱科气相色谱玻璃空柱:General descriptionSilane treated empty glass column. Fittings are not included.*X (length of injector arm) = 9.25 in. (235 mm)*Y (length of detector arm) = 2.0 in. (51 mm)*S (span, injector to detector) = n/aThis column fits Varian 3000, 4000, 6000, and Vista (on-column injection). The three piece construction (injector arm + coil, union, and detector arm) allows its use in any injector to detector position (A to A, B to B, A to B, and B to A).GC columns are of two types packed column and capillary column. Capillary column carries the gas through a central aperture which is unimpeded through the entire length of column. In general, capillary columns are made longer to produce more theoretical plates. This also helps in band dispersion eventually narrowing the peaks and resulting in high resolution.material glass columnapplication(s) gas chromatography (GC): suitableL × O.D. × I.D. 6.0ft (1.8m) × 1/4in. × 2.0mmcolumn type empty
  • 气相色谱玻璃空柱,Agilent5890,6890,配置 B
    产品特点及订货信息:色谱科气相色谱玻璃空柱:General descriptionSilane treated empty glass column. Fittings are not included.*X (length of injector arm) = 11.02 in. (280 mm)*Y (length of detector arm) = 7.09 in. (180 mm)*S (span, injector to detector) = 9.0 in. (229 mm)This column fits Agilent 5880, 5890, 6890, and 7890 (configuration B, on-column injection, TCD only).GC columns are of two types packed column and capillary column. Capillary column carries the gas through a central aperture which is unimpeded through the entire length of column. In general, capillary columns are made longer to produce more theoretical plates. This also helps in band dispersion eventually narrowing the peaks and resulting in high resolution.material glass columnapplication(s) gas chromatography (GC): suitableL × O.D. × I.D. 6.0ft (1.8m) × 1/4in. × 4.0mmcolumn type empty
  • 气相色谱玻璃空柱,PerkinElmer,非柱头进样
    产品特点及订货信息:色谱科气相色谱玻璃空柱:Silane treated empty glass column. Fittings are not included.*X (length of injector arm) = 8.62 in. (219 mm)*Y (length of detector arm) = 8.62 in. (219 mm)*S (span, injector to detector) = 8.75 in. (222 mm)This column fits PerkinElmer 115, 300, 900, 2000, and Sigma (not on-column injection).GC columns are of two types packed column and capillary column. Capillary column carries the gas through a central aperture which is unimpeded through the entire length of column. In general, capillary columns are made longer to produce more theoretical plates. This also helps in band dispersion eventually narrowing the peaks and resulting in high resolution.material glass columnapplication(s) gas chromatography (GC): suitableL × O.D. × I.D. 4.0ft (1.2m) × 1/4in. × 2.0mmcolumn type empty
  • 气相色谱玻璃空柱,PerkinElmer 非柱头进样
    产品特点及订货信息:色谱科气相色谱玻璃空柱:Silane treated empty glass column. Fittings are not included.*X (length of injector arm) = 8.62 in. (219 mm)*Y (length of detector arm) = 8.62 in. (219 mm)*S (span, injector to detector) = 8.75 in. (222 mm)This column fits PerkinElmer 115, 300, 900, 2000, and Sigma (not on-column injection).GC columns are of two types packed column and capillary column. Capillary column carries the gas through a central aperture which is unimpeded through the entire length of column. In general, capillary columns are made longer to produce more theoretical plates. This also helps in band dispersion eventually narrowing the peaks and resulting in high resolution.material glass columnapplication(s) gas chromatography (GC): suitableL × O.D. × I.D. 6.0ft (1.8m) × 1/4in. × 2.0mmcolumn type empty
  • 气相色谱用玻璃衬管Agilent210-3003
    气相色谱用玻璃衬管Agilent210-3003产品简介:安捷伦的单细径锥分流衬管按照严格的尺寸指标制造,以优化进样口性能,特征是具有最严格的外径、内径、锥形和玻璃毛放置位置的允许误差。为了使用方便和重现性好,衬管有一个定位收口,以限定玻璃毛的位置,特点是始终自定位到推荐的高度。衬管还采用安捷伦的专利脱活技术处理。为什么要更换衬管如果不定期更换衬管或未使用正确的衬管,将出现下列问题:A、峰形变差 B、溶质歧视 C、重现性差 D、样品分解 E、出现鬼峰 F、色谱柱寿命缩短如何避免出现问题应根据以下情况定期更换衬管:1、以前使用的方式 样品的清洁度2、色谱异常性,例如:峰形变化、峰歧视、重现性差、样品热分解、活性分析物反应损失或分解衬管特性讨论衬管体积进样口的作用是将样品准确、重复地引入到气相色谱中。汽化的样品应当与液体样品的组成成份完全一致,并且除非特殊要求,否则样品在注射时应不发生化学变化。升高进样口的温度可以将液体样品汽化为气体,以传输到色谱柱柱头。样品从液体变为气体,其体积变化很大,产生的蒸汽体积足够小,以适应的衬管的体积。如果对衬管来说体积过大,则可能会导致样品反冲或样品损失。两种情况都会降低重现性和灵敏度。反冲还会导致样品并叉污染。较大体积的衬管(如800μl)的特点是内径较大,通常用在进样体积等于或大于1μl的情况。小体积的衬管具有较小的内径,一般用在进样体积较小、快速分析100μm内径色谱柱、气体样品、或使用外部进样装置(如顶空进样器和吹扫捕集器等)时。
  • 气相色谱玻璃空柱,Agilent5890,6890,配置 A
    产品特点及订货信息:色谱科气相色谱玻璃空柱:General descriptionSilane treated empty glass column. Fittings are not included.*X (length of injector arm) = 11.02 in. (280 mm)*Y (length of detector arm) = 9.05 in. (230 mm)*S (span, injector to detector) = 9.0 in. (229 mm)This column fits Agilent 5880, 5890, 6890, 7820, and 7890 (configuration A, on-column injection, all detectors except TCD).GC columns are of two types packed column and capillary column. Capillary column carries the gas through a central aperture which is unimpeded through the entire length of column. In general, capillary columns are made longer to produce more theoretical plates. This also helps in band dispersion eventually narrowing the peaks and resulting in high resolution.material glass columnapplication(s) gas chromatography (GC): suitableL × O.D. × I.D. 6.6ft (2.0m) × 1/4in. × 4.0mm, TightSpeccolumn type empty
  • 气相色谱玻璃空柱,FID进样器A至检测器A
    产品特点及订货信息:色谱科气相色谱玻璃空柱:General descriptionSilane treated empty glass column. Fittings are not included.*X (length of injector arm) = 9.31 in. (236 mm)*Y (length of detector arm) = 8.0 in. (203 mm)*S (span, injector to detector) = 5.5 in. (140 mm)This column fits Varian 3000, 4000, 6000, and Vista (FID, injector A to detector A, on-column injection).GC columns are of two types packed column and capillary column. Capillary column carries the gas through a central aperture which is unimpeded through the entire length of column. In general, capillary columns are made longer to produce more theoretical plates. This also helps in band dispersion eventually narrowing the peaks and resulting in high resolution.material glass columnapplication(s) gas chromatography (GC): suitableL × O.D. × I.D. 6.0ft (1.8m) × 1/4in. × 4.0mmcolumn type empty
  • 气相色谱玻璃填充柱空柱,用于瓦里安Agilent 5700 (Configuration "5")
    气相色谱填充柱应用谱图集 http://www.instrument.com.cn/netshow/SH101420/down_208960.htm玻璃空柱,用于Agilent 5700 (Configuration "5",柱上进样)硅烷化处理玻璃柱,不含接头X (length of injector arm) = 8.72 in. (221 mm)Y (length of detector arm) = 5.18 in. (132 mm)S (span, injector to detector) = 6.0 in. (152 mm)
  • 气相色谱玻璃填充柱空柱,用于Agilent 5890和6890 (Configuration "B")
    气相色谱填充柱应用谱图集 http://www.instrument.com.cn/netshow/SH101420/down_208960.htm 玻璃空柱,用于Agilent 5890 and 6890 (Configuration "B",柱上进样,TCD)硅烷化处理玻璃空柱,不含接头。X (length of injector arm) = 11.02 in. (280 mm)Y (length of detector arm) = 7.09 in. (180 mm)S (span, injector to detector) = 9.0 in. (229 mm)
  • 气相色谱填充柱(不锈钢/玻璃) RUIZ-PACKING
    本公司拥有专业的技术人员,可为客户提供 订做服务,以满足客户的不同需求。 订做可用于Agilent,PE,Varian,Shimadzu等进口气相色谱仪的各种规格型号的填充柱。 订做可用于国产气相色谱仪的各种规格型号的填充柱。定制气相色谱填充柱: 定制气相色谱时,需提供以下信息: 1.柱长度/内径 2.柱材料(不锈钢,玻璃等) 3.固定液/涂积量(如OV 101,3%) 4.担体/目数(如Chromosorb WAW,60/80) 5.仪器厂牌/型号(如Agilent 6890) *常用固定液: Apiezon L 阿皮松 LBentone-34 有机皂土-34Bis(2-ethoxyethyl)adipate(BEEA)己二酸二(2-乙氧基乙)酯Bis(2-ethylhexyl)phalate邻苯二甲酸二(2-乙基己)酯Carbowax 20M 聚乙二醇二万Carbowax 20M-terephthalic acid对苯二酸聚乙二醇酯Carbowax 400 聚乙二醇Carbowax 600 聚乙二醇Carbowax 1000 聚乙二醇Carbowax 1540 聚乙二醇Carbowax 4000 聚乙二醇Carbowax 4000 monostearate硬脂酸聚乙二醇酯DC-200(500 cstks)DC-200(12500 cstks)DC-550Dexsil 300 carborane methyl silicone聚碳硼烷甲基硅氧烷Dibutyl maleate马来酸二丁酯Di-N-decyl phthalate邻苯二甲酸二癸酯Di(2-ethylhexyl)sebacate癸二酸二(2-乙基己)酯Diethylene glycol adipate己二酸二乙二醇酯Diethylene glycol succinate丁二酸二乙二醇酯Diglycerol双甘油2,4-Dimethylsulfolane2,4-二甲基丁砜Dinonyl phthalate邻苯二甲酸二壬酯Dioctyl sebacate癸二酸二辛酯Ethylene glycol adipateEthylene glycol phthalate*常用担体: Chromosorb W Chromosorb WAW Chromosorb WAW-DMCS Chromosorb WHP Chromosorb P Chromosorb PAW Chromosorb PAW-DMCS Chromosorb G Chromosorb GAW Chromosorb GAW-DMCSChromosorb 101,102,103,104,105,106,107,108*常用填料: Molecular sieve, Haysep A,B,C,D,N,P,Q,R,ST Tenax,Porapak Q,PS,Q,QS,R,S,T Carbopack 国产GDX,TDX,401,407担体系列 *国产填充柱可以提供效果谱图!*进口填充柱满足Agilent气相填充柱要求,适合于Agilent/HP5890,6890等型号色谱仪的要求,对应agilent填充柱货号。
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