Ion Chromatograph With Conductivity and Electrochemical Detector

Ion Chromatograph With Conductivity and Electrochemical Detector
General Features:
Modular ion chromatograph consisting of a two four channel gradient pumps, one conductivity detector and conductivity cell, electrochemical detector and appropriate electrodes, degas assembly, column compartment, electrolytic suppressors (for cations and anions), injector, Eluent generation (for cations and anions) and Autosampler.
Pumping System:
Serial dual-reciprocating pistons, microprocessor-controlled constant stroke, variable speed .
Two four channel gradient (Quaternary low-pressure pumps) pumps .
Chemically inert, non-metal PEEK pump heads and flow paths;
Is compatible with aqueous eluents of pH range from 0 to 14 and reversed-phase solvents .
Incorporate two independent pumping systems four channel Quaternary low pressure pumps with 4 channel degassers for quaternary pump .
Pressure Range: 0–35 MPa (0–5000 psi) .
Flow Rate Range: 0.000–10.000 mL/min with settable flow increments at 0.001 mL/min, without changing pump heads .
Flow Rate Accuracy: < 0.1% .
Detector:
The system include one conductivity detector and one Electrochemical detector
Is thermally controlled and able to house any combination of up to two detectors, conductivity and electrochemical and automatically detectable by the software .
The detectors is able to operate in series or separately
Conductivity detector:
Singal processing is microprocessor controlled
Linearity: R2≥0.999% .
Resolution: 0.0032 nS/cm .
Cell Temperature: up to 50 °C. User settable .
Cell Temperature Stability: < 0.0015°C .
Flow Cell Pressure: 10 MPa (1500 psi) .
Flow Cell Volume: not exceed 0.8 μL
Cell electroced is made of stainless steel
Cell body is made of chemical inert polymer
Electrochemical detector:
Singal processing is microprocessor controlled
Electronic Noise (Wet Noise): IPAD (Au electrode) < 30 pC at 10 mM KOH ., DC Amperometry (GC) < 5 pA .
Potential Range: -2.0 to 2.0 V in 0.001 V increments .
Signal Range (Digital and Analog): Integrated Amperometry: 0.0008 pC to 200 μC .
Signal Range (Digital and Analog): DC Amperometry: 0.00008 pA to 74 μA .
Cell Body made of Titanium
Column Compartment:
Temperature Accuracy: ±0.15 °C .
Temperature Stability: <0.05 °C .
Temperature Precision: ±0.2 °C .
Electrolytic Suppression:
System is able to operate with two types of suppressors for anions and cations .
Eluent generation:
Is able to perform gradients with either low-pressure mechanical proportioning or electrolytically with the addition of an Eluent Generator .
The Eluent Generator in a dual channel configuration is included .
The Eluent Generator is able to produce an unlimited number of linear, convex, concave, or inverse gradient profiles .
Concentration increments is as low as 0.01 mmol/L which is required to optimize chromatographic peak resolution and optimize separation time .
Autosampler:
Autosampler has possibility of simultaneous or sequential injection and to perform dilutions without additional hardware .
Injection Modes: is able of performing full-loop and partial-loop injections
Construction: all PEEK flow path and be compatible aqueous and reversed-phase solvents
Autosampler is able of handling vials sizes of 10 mL, 1.5mL, or well plates .
Autosampler capacity: flexible to accommodate 70 of 10mL vials, 100 of 1.5mL vials .
Computer system and software:
PC configuration: Intel CoreTM  i5 ., 8 GB RAM, 1 TB HDD, DVD, 23” TFT Colour Monitor, Keyboard, Mouse,
USB communication between instrument and computer, Windows based platform or equivalent with full instrument control, data spectrum acquisition, and data handling, build in diagnostic, verification tests and help tutorials.

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