二手 AGILENT / HP / HEWLETT-PACKARD / KEYSIGHT 7890A #9351701 待售
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ID: 9351701
Gas Chromatograph (GC) system
With 7000 GC / MS Triple quadrupole and GERSTEL Multi-Purpose Sampler (MPS)
Agilent 7000 Triple quadrupole GC / MS:
Ambient operating temperature: 15°C to 35°C
Ambient operating humidity: 5% - 95%
Storage extremes: -40°C - 70°C
Line voltage requirements: ±10% of nominal
One split flow turbomolecular vacuum pump
Rotary vane foreline pump
Independently MS heated ion source
Chemical and electron-ionization modes (PCI / NCI / EI)
(2) Independently MS heated hyperbolic quadrupole mass filters
(1) Hexapole collision cell
High-Energy Dynode (HED) Electron multiplier detector
Independently GC Heated GC / MS Interface
Independently GC Controlled collision cell gas flows
High sensitivity electronic upgrades for the EI Source and HED
Local Control Panel (LCP) for locally monitoring the MS
GERSTEL Multi-Purpose Sampler (MPS)
Multifunctional / Flexible autosampler
Universal Syringe Module (USM)
Proven MAESTRO software control
Optimized tray design
Sampler type: XYZ Robot with syringe-only conept
Positioning accuracy: ±0.1mm
System versions:
MPS Liquid
MPS Headspace
MPS SPME
Sample Capacity:
200 x 1 mL Vials per tray
98 x 2 mL Vials per tray
78 x 1 mL Vials per tray
32 x 10 mL / 20 mL Vials per tray
8 x 100 mL Vials per tray
(4) Trays
Thermostated sample trays:
Temperature range: 4 - 200°C for 1 mL, 2 mL, 10 mL and 20 mL vials
Cooling peltier or liquid
Wash station solvents: 2 - 4
Solvent reservoirs: 10 - 1000 mL
Agitators / Incubators:
Positions: 2-15
Vials: 2 mL, 10 mL, 20 mL and 100 mL
Temperature range: 10 - 200°C
Agitation speed: 250 - 750 RPM (±15%)
Stirring speed: 500 - 1500 RPM (±15%)
Dilutor modules:
Dilutor syringes: 1 mL, 2.5 mL, 5 mL and 10 mL
1000 mL Solvent reservoir
Fiber bake-out station:
Bake-out temperature maximum: 350°C
6 - 12 mL
Interfaces:
(2) AUX
(2) Interfaces
RS 232
LAN
Wash station
MODBUS For valve control
Operating temperature: -40°C to 4°C
Operating humidity: Relative humidity 75%, non-condensing
Power: 100 / 240 VAC, 50 / 60 Hz, 120 W.
AGILENT/HP/HEWLETT-PACKARD/KEYSIGHT 7890A是來自惠普的氣相色譜儀（GC）光譜儀。它被用來表征混合物中的組分，根據化合物在揮發性和親和力上的差異來分離化合物在一個狹窄的管子，柱子的內壁上的固定塗層。這種儀器的特點是一個柱前噴射器、一個柱式烤箱、一個探測器、一個記錄裝置、一個字母數字鍵盤和一個監視器。註射器設計成將樣品和緩沖溶液完全分散到色譜柱中，以產生更好的化合物色譜分辨率。烤箱用於確保穩定的溫度控制環境，保持樣品的流量和熱歷史。HP 7890A探測器是火焰電離探測器（FID），通常用於碳氫化合物和有機化合物分析。該探測器由燃料電池、火焰和溫度監測探頭組成。燃料電池提供註入火焰中燃燒樣品氣體成分的燃料和氧化劑。溫度監測探頭測量樣品溫度並將其保持在最佳範圍內。該儀器的記錄裝置是連接到記錄器的數字示波器。這種設備甚至可以檢測檢測器信號的細微變化，並提供先進的采樣後數據。它還具有數字濾波功能以減少噪音。最後，AGILENT 7890A有一個字母數字鍵盤和一個監視器，用於控制儀器和監測所有過程。80個字符的串聯字母數字鍵盤使用戶能夠選擇列、存儲數據和運行測試、實驗分析以及查看結果。顯示器可直觀顯示儀器的狀態。7890A能夠提供可靠、一致和精確的性能，對各種化合物的檢測限值較低。總之，HEWLETT-PACKARD 7890A是一種GC光譜儀，為用戶提供用於確定混合物中成分的高性能結果。
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