主要规格及技术指标

"Technical Specification:
Main configuration: 7890B gas chromatograph, 7683 automatic sampler (16 vials injection tower), 150 vials injection tray, split/non-split injection port, Chemstation software, FID and ECD detector.
7890B气相色谱仪, 7683自动进样器 (16位进样塔) ，150位进样盘，分流/不分流进样口，Chemstation软件，氢火焰和电子捕获检测器。
Main technical parameters：
1. Column oven
Temperature range: 4 ℃~ 450 ℃ above room temperature
Temperature setting: temperature 1 ℃;
Programmed heating rate 0.1 ℃
Heating rate: 0.1 ℃/ min ~ 120 ℃/ min
Cooling rate: from 450 ℃ to 50 ℃ for no more than 6 minutes (at 22 ℃ room temperature)
2. Split / non split capillary column injection port
With EPC control, programmable pressure, flow rate, split ratio
Maximum service temperature: 400 ℃
Pressure setting range: 0 ~ 100psi, control accuracy 0.001psi
3. Detector
Hydrogen flame detector with EPC for packed column and capillary column, maximum operating temperature 450 ℃, automatic ignition device, minimum detection limit less than 1.4pg carbon / S (tridecane), linear range ≥ 107, data acquisition rate 500Hz.
Electron capture detector with EPC. Maximum operating temperature 400 ℃, radioactive source < 15mCi63Ni foil. The detection limit was less than 4.4 fg / ml (hexachlorobenzene), the linear range was more than 5 * 104 (hexachlorobenzene), and the data acquisition rate was 50 Hz.
1. 柱温箱
温度范围：室温以上4˚C~450˚C
温度设定：温度1˚C；
程序设定升温速率0.1˚C
升温速度：0.1˚C/min~120˚C/min
降温速率：从450℃降至50℃不多于6分钟（22℃室温下）
2. 分流/不分流毛细管柱进样口
带EPC控制，可编程设定压力、流速、分流比
最高使用温度：400˚C
压力设定范围：0~100psi，控制精度0.001psi
3. 检测器
氢火焰检测器，带EPC, 用于填充柱和毛细管柱，最高使用温度450 ˚C ，自动点火装置，最低检测限小于1.4pg碳/秒（十三烷），线性动态范围≥107，数据采集速率500Hz。
电子捕获检测器，带EPC. 最高使用温度400 ˚C，放射源<15mCi63Ni 箔。最低检测限<4.4fg/ml (六氯化苯) ，线性动态范围>5*104(六氯化苯) ，数据采样速率50Hz。
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主要功能及特色

Features and application:
Used for qualitative and quantitative analysis of low boiling point and heat stable organic matter. It can realize multi-component simultaneous analysis with ultra-high sensitivity in food safety, environment, forensic medicine, clinical and many other fields.
用于低沸点、热稳定的有机物定性、定量分析，在食品安全、环境、法医、临床等诸多领域实现超高灵敏度的多组分同时分析.

主要附件及配置

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