仪器分类
Gas Chromatography_气相色谱仪
Gas Chromatography_气相色谱仪
仪器编号
30510
SN序列号
CN11372061
生产厂家
Agilent
型号
7820A
制造国家
USA
分类号
03030623
放置地点
SB BuildingSB534
购置日期
2016-11-01
入网日期
2020-12-05

主要规格及技术指标

一、规格参数
尺寸与重量

主机尺寸:高×宽×深为49 cm×56 cm×51 cm,平均重量50 kg234。

柱温箱尺寸:28.0×30.5×16.5 cm,温度范围室温+8℃至425℃,支持5阶程序升温,最大升温速率75℃/分钟248。

环境要求

工作温度:15~30℃,湿度30~70%,存放温度-40~70℃,操作海拔最高3100米357。

电源要求

支持多种电压(100~240 V),功率最大2250 W,频率47.5~63 Hz45。
Dimensions and Weight
Main Unit:
Dimensions (H×W×D): 49 cm × 56 cm × 51 cm
Average Weight: 50 kg

Column Oven:
Dimensions (H×W×D): 28.0 cm × 30.5 cm × 16.5 cm
Temperature Range: Ambient +8°C to 425°C
Programmable Heating: 5-stage temperature ramping
Maximum Heating Rate: 75°C/min

Environmental Requirements
Operating Conditions:
Temperature: 15–30°C
Humidity: 30–70% RH

Storage Conditions:
Temperature: -40–70°C

Maximum Operating Altitude: 3100 meters

Power Supply
Voltage: 100–240 V AC

Maximum Power Consumption: 2250 W

Frequency: 47.5–63 Hz

Key Notes
Units and symbols adhere to international technical standards (e.g., °C, cm, Hz).

Terminology aligns with Agilent's official documentation (e.g., "column oven" instead of "column chamber").

Redundant trailing numbers (e.g., "234", "248") in the original text are omitted as they appear to be formatting artifacts.

二、技术指标
电子气路控制(EPC)

所有进样口和检测器均采用EPC技术,压力控制精度达0.01 psi,流量传感器精度±5%,确保保留时间重现性<0.06%,峰面积重现性<2%128。

检测器性能

火焰离子化检测器(FID):最小检测限<3 pg碳/s(十三烷),动态范围>10⁷47。

热导检测器(TCD):灵敏度>80,000 mV·mL/mg(丙烷),检测限<800 pg/mL46。

电子捕获检测器(ECD):最小检测限<0.02 pg/mL(林丹),动态范围>10⁴,放射源为<15 mCi的⁶³Ni34。

氮磷检测器(NPD):氮检测限<0.4 pg/s,磷检测限<0.2 pg/s,选择性达25,000:1(氮)和75,000:1(磷)24。

进样系统

支持最多两个进样口,可选分流/不分流(S/SL)、填充柱(PP)或冷柱头进样(PCOC),最高温度400℃38。

自动进样器兼容16位或150位样品盘,支持液体、气体及固体样品。
Technical Specifications
Electronic Pneumatic Control (EPC)
All inlets and detectors utilize EPC technology.

Pressure control accuracy: 0.01 psi

Flow sensor accuracy: ±5%

Retention time repeatability: <0.06%

Peak area repeatability: <2%

Detector Performance
Flame Ionization Detector (FID):

Minimum detectability: <3 pg carbon/s (n-Tridecane)

Dynamic range: >10⁷

Thermal Conductivity Detector (TCD):

Sensitivity: >80,000 mV·mL/mg (Propane)

Detection limit: <800 pg/mL

Electron Capture Detector (ECD):

Minimum detectability: <0.02 pg/mL (Lindane)

Dynamic range: >10⁴

Radiation source: ⁶³Ni source with activity <15 mCi

Nitrogen Phosphorus Detector (NPD):

Nitrogen detectability: <0.4 pg/s

Phosphorus detectability: <0.2 pg/s

Selectivity ratio: 25,000:1 (Nitrogen) / 75,000:1 (Phosphorus)

Injection System
Inlet Configuration:

Supports up to two inlets.

Options: Split/Splitless (S/SL), Packed Column (PP), or Programmed Temperature Vaporizing Cold On-Column (PCOC).

Maximum temperature: 400°C

Autosampler Compatibility:

Compatible with 16-position or 150-position sample trays.

Supports liquid, gas, and solid samples.

Key Notes:
Units and symbols follow international standards (e.g., pg, mL, °C).

Terminology aligns with Agilent’s official documentation (e.g., "Cold On-Column" for PCOC).

Trailing numbers in the original text (e.g., "128", "47") are excluded as non-technical annotations.

主要功能及特色

主要功能

高效分析能力

支持全二维气相色谱和中心切割技术,适用于复杂样品分离6。

程序升温冷柱头进样口(PCOC)可减少热降解,提升痕量分析灵敏度38。

智能化操作

简化的前面板设计,提供中文/英文显示,内置诊断功能降低操作失误15。

兼容OpenLAB CDS、EZChrom Elite等软件,支持第三方软件集成148。

多样化应用适配

检测器组合灵活,可同时安装两个检测器(如FID+TCD),满足多组分分析需求。

适用于农药残留(ECD/NPD)、石油组分(FID/TCD)、环境污染物等分析。

Key Functions
High-Efficiency Analytical Capabilities
Supports Comprehensive Two-Dimensional Gas Chromatography (GC×GC) and Heart-Cut Technology, ideal for complex sample separation.

Programmed Temperature Vaporizing Cold On-Column (PCOC) Inlet minimizes thermal degradation and enhances trace analysis sensitivity.

Intelligent Operation
Simplified front panel design with Chinese/English display interface and built-in diagnostic functions to reduce operational errors.

Compatible with OpenLAB CDS, EZChrom Elite, and other third-party software integration.

Versatile Application Adaptability
Flexible detector configurations (e.g., FID + TCD) for simultaneous multi-component analysis.

Applicable to:

Pesticide residue analysis (ECD/NPD)

Petroleum component characterization (FID/TCD)

Environmental pollutant monitoring (e.g., VOCs, SVOCs).

Key Notes:
Technical terms align with Agilent’s nomenclature (e.g., "Heart-Cut Technology" for 中心切割技术).

Redundant trailing numbers (e.g., "6", "38") are removed.

Critical parameters are bolded for emphasis.

核心特色

高精度与稳定性

EPC技术结合数字电路设计,确保方法参数保存一致,减少人为误差。

柱温箱温度波动<0.01℃/环境温度变化,程序升温精度≤1%。

维护便捷性

板转式进样口设计简化维护流程,支持快速更换色谱柱(QuickSwap功能)。

智能诊断软件实时监控仪器状态,延长运行时间。

Core Features
High Precision and Stability
EPC Technology integrated with digital circuitry ensures consistent preservation of method parameters and minimizes human-induced errors.

Column Oven Performance:

Temperature fluctuation: <0.01°C per ambient temperature variation

Programmed temperature accuracy: ≤1%

Ease of Maintenance
Rotary Valve Inlet Design streamlines maintenance procedures and supports QuickSwap™ column replacement.

Intelligent Diagnostic Software provides real-time instrument status monitoring to extend operational uptime.

Key Notes:
Critical technical terms (e.g., EPC, QuickSwap™) are bolded or trademarked as per Agilent’s conventions.

Units and symbols comply with international standards (e.g., °C, %).

Redundant trailing numbers from the original text are omitted.

主要附件及配置

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