产品简介：HD-2004A型核酸蛋白检测仪:波长:254、280nm。LED数显。核酸蛋白检测仪HD-2004A型样品池:80微升，光程:3毫米。量程:0-T、0.2A。 一．HD-2004A型核酸蛋白检测仪概述 ： 核酸蛋白检测仪、紫外检测仪是液湘色谱仪中的一种紫外检测装置，该仪器配有层析柱、恒流泵、部分收集器等，即组成一套完整的液色湘色谱分离分析系统。它可应用于现代生物学研究，药物测定、农业科研、化工、食品及单位对具有紫外吸收的样品作定量分析。核酸蛋白检测仪HD-2004A型主要元器件均采用进口，仪器全部采用LED数字显示，使用方便。 1.HD-2004A型核酸蛋白检测仪除配有输出10 ｍV 记录仪信号外，还配有输出适合计算机积分仪的输口，这样很方便构成色谱工作站系统。（可同时进行计算机和记录仪信号输出，亦可省去记录仪） 2.HD-2004A型核酸蛋白检测仪的数字显示设计为固定光吸收，A 显示计算机用和可变量程光吸收Ａ显示记录仪用两种可选模式，这样可方便于规范化读数，同时亦可根据科研需要进行可变量程的高灵敏度读数，这样可方便于对低浓度样品检测。 3.HD-2004A型核酸蛋白检测仪采用新型进口IP28 光电倍增管和改进型电路结构，使仪器工作更为稳定可靠。 二．HD-2004A型核酸蛋白检测仪主要技术性能： （１）核酸蛋白检测仪提供波长：254nm 、280nm 。 （２）紫外检测仪提供波长：220nm 、254nm 、280nm 、340nm 。 （３）量程范围：0 ～99 ％Ｔ、0 ～2 Ａ、0 ～1 Ａ、0 ～0.5 Ａ、0 ～0.2 Ａ、0 ～0.1 Ａ、0 ～0.05 Ａ。 （４）流式样品池：容积99 微升、光程３毫米。微量样品池：容积30 微升、光程10 毫米。 （５）记录仪输出：10 ｍV （６）积分仪输出：0.1 Ａ/ ｍV （７）数显模式：固定Ａ量程读数（0 ～2.0 Ａ）；可变Ａ量程读数（0 ～2.0 Ａ、0 ～1.0 Ａ、0 ～0.5 Ａ、0 ～0.2 Ａ、0 ～0.1 Ａ、0 ～0.05 Ａ）。 （８）电源：220ＶＡＣ±10％５０ＨＺ。 （９）工作环境温度：﹣5℃～35℃。 （10）核酸蛋白检测仪HD-2004型可连续工作。 三．HD-2004A型核酸蛋白检测仪工作原理：
光源经220nm、254nm、280nm、 340nm等干涉滤色片提供单色光作为检测核酸、蛋白、 酶、多肽的光源。 Product Profile: HD-2004-type protein nucleic acid detector: wavelength: 214,254,280 nm. LED digital display. Nucleic acid protein Detector HD-2004 type sample pool: 80 increased slightly, optical path: 3 mm. Range :0- T, 0.2A. 1. HD-2004A-type protein nucleic acid detector overview Protein nucleic acid detector, UV detector is a liquid chromatograph Xiang of a UV detection device, the apparatus is equipped with chromatography columns, constant-current pump, part of the collection, etc., that is composed of a complete set of liquid color Xiang chromatography analysis system. It can be applied to modern biological research, drug determination, agricultural research, chemicals, food and medical units with UV absorption of the samples for quantitative analysis. Detector nucleic acid protein-based HD-2004A main components are imported, the use of equipment LED digital display and easy to use. 1.HD-2004A-type detector in addition to nucleic acid protein with 10 mV recorder output signal, the output comes with integral instrument for the computer I lose, it constitutes a very convenient system chromatography workstation. (Available at the same time recorder computer and the signal output can be saved Recorder) 2.HD-2004A-type protein nucleic acid figures detector designed for a fixed optical absorption, A show the computer and variable absorption Cheng A shows two optional logger mode, it can be easily in the standardized reading, while at the same time According to research the need for a variable range of high sensitivity readings, would facilitate the detection of low concentration samples. 3.HD-2004A detector type of nucleic acid protein import using the new IP28 photomultiplier tubes and improved circuit structure, so that a more stable and reliable instrument. 二. HD-2004A-type protein nucleic acid technical performance of the main detector (1) the provision of nucleic acid protein detector wavelength: 254nm, 280nm. (2) to provide wavelength UV detector: 220nm, 254nm, 280nm, 340nm. (3) the scope of range: 0 ~ T, 0 ~ 2 A, 0 ~ 1 A, 0 ~ 0.5 A, 0 ~ 0.2 A, 0 ~ 0.1 A, 0 ~ 0.05 A. (4) streaming samples of pool: the volume increased slightly to 99, the optical path 3 mm. Micro-sample pool: volume 30, a slight increase, 10 mm optical path. (5) Recorder output: 10 mV (6) points Output: 0.1 A / mV (7) the number of significant modes: fixed readings A range (0 ~ 2.0 A); variable A reading range (0 ~ 2.0 A, 0 ~ 1.0 A, 0 ~ 0.5 A, 0 ~ 0.2 A, 0 ~ 0.1 A, 0 ~ 0.05 A). (8) range 0.05 A in the file: (9) Working ambient temperature: 0 ℃ ~ 35 ℃. (10) nucleic acid protein Detector HD-2004 type of work can be continuous. (11) Power Supply: 220VAC ± 10% 50HZ. 三. HD-2004A-type protein nucleic acid detector working principle: the light source by the 220nm, 254nm, 280nm, 340nm interference filter to provide monochromatic light such as the detection of nucleic acids, proteins, enzymes, peptides light