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[{"ID":"2434","Title":"BOD测定仪","UserID":"0","UserName":"","Author":"孙书红","CompanyID":"0","CompanyName":"","HitNumber":"4","Detail":"当水样中有可生化降解的有机物时,有机物便受到生物膜中微生物的同化作用,而微生物的细胞呼吸作用也增强,消耗掉一部分溶解氧,使扩散到氧电极表面上的溶解氧减少,当水样中溶解氧向电极扩散速度(质量)再次达到恒定时,又产生了一个恒定电流,由于该两个恒定电流之间的差值与水样中可生化降解的有机物浓度存在定量关系,因此该电流信号经微机放大、分析处理后,能直接将BOD检测结果显示出来的设备就叫做bod测定仪。中文名BOD测定仪测量范围2~4000mg/L测量原理微生物膜电极法方法标准HJ/T86-2002$det","ClassID":"6886","IsShow":"1","CreateTime":"2019/8/8 13:56:41","UpdateTime":"2019/8/8 13:59:11","RecommendNum":"0","Descrip":"","Picture":"2/20190808/637008695492801499720.jpg","PictureDomain":"img70","ParentID":"2388","MainID":"2388","MainTitle":"BOD测定仪","MainIsShow":"1","rid":"1","Sort":"0","CHNCode":"B","IndexDescrip":"","IndexPicture":"","IndexPictureDomain":"","IndexTitle":"BOD测定仪"},{"ID":"2431","Title":"热解析仪/热解吸仪/热脱附仪","UserID":"0","UserName":"","Author":"邓少鹏","CompanyID":"0","CompanyName":"","HitNumber":"4","Detail":"热分析的起源可以追溯到19世纪末。第一次使用的热分析测量方法是热电偶测量法,1887年法国勒·撒特尔第一次使用热电偶测温的方法研究粘土矿物在升温过程中热性质的变化。中文名热分析仪外文名Thermalanalyzer$detailsplit$1简介此后,热分析开始逐渐在粘土研究、矿物以及合金方面得到应用。电子技术及传感器技术的发展推动了热分析技术的纵深发展,逐渐产生了DTA(DifferentialThermalAnalyzer)技术;根据物质在受热过程中质量的减少,产生了TG(Thermogra","ClassID":"6886","IsShow":"1","CreateTime":"2019/8/7 18:55:28","UpdateTime":"2019/8/8 11:44:46","RecommendNum":"0","Descrip":"","Picture":"","PictureDomain":"","ParentID":"2385","MainID":"2385","MainTitle":"热解析仪/热解吸仪/热脱附仪","MainIsShow":"1","rid":"1","Sort":"0","CHNCode":"R","IndexDescrip":"","IndexPicture":"","IndexPictureDomain":"","IndexTitle":"热解析仪/热解吸仪/热脱附仪"},{"ID":"2427","Title":"色谱/紫外/蒸发光检测器","UserID":"0","UserName":"","Author":"邓少鹏","CompanyID":"0","CompanyName":"","HitNumber":"4","Detail":"​气相色谱检测器是把色谱柱后流出物质的信号转换为电信号的一种装置。检测器按信号记录方式不同,可分为微分型检测器和积分型检测器。积分型检测器是测量各组分积累的总和,响应值与组分的总质量成正比,色谱图为台阶形曲线,阶高代表组分的总量。微分型检测器的响应与流出组分的浓度或质量成正比,绘出的色谱峰是一系列的峰。中文名气相色谱检测器外文名GasChromatographDetector$detailsplit$1.类型分类根据检测原理的不同进行分类根据检测原理不同气相色谱检测器又可分为浓度型检测器和质量型","ClassID":"6886","IsShow":"1","CreateTime":"2019/8/7 18:45:26","UpdateTime":"2019/8/7 18:47:27","RecommendNum":"0","Descrip":"","Picture":"2/20190807/637008004439387193428.jpg","PictureDomain":"img70","ParentID":"2381","MainID":"2381","MainTitle":"色谱/紫外/蒸发光检测器","MainIsShow":"1","rid":"1","Sort":"0","CHNCode":"S","IndexDescrip":"","IndexPicture":"","IndexPictureDomain":"","IndexTitle":"色谱/紫外/蒸发光检测器"},{"ID":"2417","Title":"氨基酸分析仪","UserID":"0","UserName":"","Author":"邓少鹏","CompanyID":"0","CompanyName":"","HitNumber":"4","Detail":"​氨基酸分析仪,是指用于测定蛋白质、肽及其他药物制剂的氨基酸组成或含量的方法。进行氨基酸分析前,必须将蛋白质及肽水解成单个氨基酸。它是基于阳离子交换柱分离、柱后茚三酮衍生、光度法测定的离子交换色谱仪。氨基酸分析仪由色谱柱、自动进样器、检测器、数据记录和处理系统组成。氨基酸分析仪的基本原理为流动相(缓冲溶液)推动氨基酸混合物流经装有阳离子交换树脂的色谱柱,各氨基酸与树脂中的交换基团进行离子交换,当用不同的pH缓冲溶液进行洗脱时因交换能力的不同而将氨基酸混合物分离,分离出的单个氨基酸组分与茚三酮试剂","ClassID":"6886","IsShow":"1","CreateTime":"2019/8/7 17:27:40","UpdateTime":"2019/8/7 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13:55:01","RecommendNum":"0","Descrip":"","Picture":"2/20190808/637008692587420251527.jpg","PictureDomain":"img70","ParentID":"2387","MainID":"2387","MainTitle":"TOC测定仪","MainIsShow":"1","rid":"1","Sort":"0","CHNCode":"T","IndexDescrip":"","IndexPicture":"2/20190808/637008692587420251527.jpg","IndexPictureDomain":"img70","IndexTitle":"TOC测定仪"},{"ID":"2432","Title":"其它色谱仪及分离设备","UserID":"0","UserName":"","Author":"邓少鹏","CompanyID":"0","CompanyName":"","HitNumber":"2","Detail":"色谱仪,为进行色谱分离分析用的装置。包括进样系统、检测系统、记录和数据处理系统、温控系统以及流动相控制系统等。现代的色谱仪具有稳定性、灵敏性、多用性和自动化程度高等特点。有气相色谱仪、液相色谱仪和凝胶色谱仪等。这些色谱仪广泛地用于化学产品,高分子材料的某种含量的分析,凝胶色谱还可以测定高分子材料的分子量及其分布。中文名色谱仪别名层析法类别物理分离技术作用为进行色谱分离分析用的装置$detailsplit$1产品简介色谱法也叫层析法,它是一种高效能的物理分离技术,将它用于分析化学并配合适当的检测手","ClassID":"6886","IsShow":"1","CreateTime":"2019/8/7 18:58:15","UpdateTime":"2019/8/7 18:58:15","RecommendNum":"0","Descrip":"","Picture":"2/20190807/637008009923481501175.jpg","PictureDomain":"img70","ParentID":"2386","MainID":"2386","MainTitle":"其它色谱仪及分离设备","MainIsShow":"1","rid":"1","Sort":"0","CHNCode":"Q","IndexDescrip":"","IndexPicture":"2/20190807/637008009923481501175.jpg","IndexPictureDomain":"img70","IndexTitle":"其它色谱仪及分离设备"}]
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