LC-4000 Gradient Analysis Liquid Chromatography

NegotiableUpdate on 03/17

Model

Nature of the Manufacturer: Producers

Product Category

Place of Origin

Online Consult

Overview

LC-4000 infusion pump - high precision, high stability, and high efficiency. The experience and technology gained from the widespread use of LC-4000 infusion pumps in various fields of analytical chromatography have been applied to the development of new technologies, continuously enriching the various functions required for experiments.

Product Details

Performance Characteristics

The static motor control circuit designed using independent technology achieves automatic feedback and tracking of motor control signals, effectively improving motor control accuracy and ensuring the reliability and stability of the pump
Pump form: Double plunger reciprocating series or parallel

Floating self correcting sealing ring technology and pump head self-cleaning function technology can extend the service life of the sealing ring, ensuring the durability and high efficiency of the instrument (online plunger sealing cleaning (optional accessories))
Convenient and easy-to-use flow and pressure calibration functions ensure high precision and stability of the instrument
Using two gradient running program designs: linear gradient and step gradient are optional;
Programmable solvents and compression factors that can automatically compensate
Complete pre cleaning function for quick solvent replacement

Technical specifications of LC-4000 analytical pump

flow range	0.001-10ml/min (set step size 0.001mL/min)
Traffic accuracy	± 1% or 2uL/min (0.001-10mL/min)
work pressure	42.0MPa with adjustable upper and lower limits, automatic alarm
Traffic accuracy	± 1% or 2uL/min (0.001-10mL/min)
Flow precision	0.3%
gradient	2 yuan or 3 yuan
Gradient method	The gradient elution internal software can be self controlled and controlled through a PC and pump
power supply	AC 110V/220V，50Hz/60Hz
Overall dimensions	400mm×300mm×180mm

UV4000 UV detectorIntroduction

Key Features:

Adopting holographic dual grating technology for convenient and efficient time wavelength programming
Applying high-precision photodiode design to expand linear range
Convenient and fast self correction function for light intensity gain coefficient
*Holmium glass pool design, full wavelength spectral scanning, convenient and accurate wavelength correction
Universal sample cell design, easy to replace between trace and constant cells
Deuterium lamp replacement is simple, fast, and can be used without calibration

Main performance indicators:

detector
light source	Deuterium lamp/tungsten lamp
optical path design	Monochromator with dual channel silicon photodiode detector
linear range	2.8AU(5%)
wavelength range	190-700nm increments of 1nm
wavelength repeatability	±0.2nm
wavelength accuracy	±1nm
Band width	<6nm
Absorption range	0.0005AU/mV-4AU/mV
Data system output	4AU/V injection signal control, automatic zeroing, supports dual output of integrator and recorder
baseline noise	≤± 0.5 × 10-5AU (empty cell, 254nm, 1.0s)
Baseline drift	≤ 2 × 10-4 AU (empty cell, 254nm, stable for 60 minutes)
Small detection concentration	2 × 10-9 g/mL (methanol solution of naphthalene)
sample pool	Analysis cell (10mm optical path, 10.0ul volume)
power supply	AC 110V/220V，50Hz/60Hz
size	400mm×300mm×180mm