Hardware

24 bit high-precision A/D (Analog to Digital) conversion chip, including PGA programmable amplifier, Gaussian low-pass filter, zero point, full-scale, background, offset and other automatic correction functions;

16 bit intelligent microcontroller control greatly reduces the volume of the sampling plate;

RS-232 international standard communication working mode;

Remote control start function;

Adopting optoelectronic isolation interface technology to avoid common mode effects between digital circuits and analog circuits;

Sampling frequencies of 10 times/second and 20 times/second are available for selection;

Wide sampling level input range:- 2.5V to+2.5V.

Software

International standard Windows interface style;

Multi threading and multi task parallel processing technology further improves stability;

Simultaneously display the spectrum window, spectrum file management window, and data result window;

Foolish multi window integrated operation, avoiding back and forth interface switching, making work more convenient;

The spectrum file management mode, similar to the resource manager, combines standard sample files, sample files, project parameter files, component table files, and calibration curve files organically to form a project file node, with clearer operation ideas and greatly shortened learning process;

There are various qualitative and quantitative methods to choose from, such as area, peak height and normalization, calibration normalization, external standard, internal standard, index, etc;

Multiple manual baseline processing methods;

Manual experience correction and computer automatic correction complement each other;

Various spectral processing methods such as addition, subtraction, averaging, derivative, smoothing, and truncation greatly meet the requirements of personalized spectral processing;

Exquisite analysis report printing;

Connect seamlessly with any text editing software in the Windows environment, such as Office 2000, without any barriers;

Directly importing the obtained spectra or data into a text editor greatly improves the management and editing functions of spectra and data.

Liquid phase detection application

Amoxicillin High Performance Liquid Chromatography (HPLC) Detection Scheme

-Sample processing procedure-

Accurately weigh about 25mg of the test sample and place it in a 50ml volumetric flask. Dissolve it in mobile phase and dilute it quantitatively to the mark. Shake well and filter through a needle filter to obtain the sample

-Chromatographic conditions-

Chromatographic column: Vertex C18:250mm × 4.6mm × 5 μ m

Mobile phase: Mobile phase A: Mobile phase B=2.5:97.5

Preparation method: Mobile phase A: Acetonitrile

Mobile phase B: 0.05mol/L potassium dihydrogen phosphate solution (adjusted to pH 5.0 with 2mol/L potassium hydroxide solution)

Wavelength: 254nm

Flow rate: 1.0 mL/min

Injection volume: 20ul

Instrument configuration:Please click to view the image details

	501Plus high-pressure constant current infusion pumpProvides solvent and compression factor libraries, which can automatically perform solvent compensation......		501Plus UV detectorThe original imported deuterium lamp used has a stable light source, extremely low baseline noise and drift. In addition, there is a tungsten lamp option, and the deuterium lamp has a warranty life of 1000 hours......		7725i injection valveIt is currently the most advanced HPLC sample injection valve. By using quantitative ring full filling and partial filling methods, sample volumes ranging from 1 μ l to 5ml can be processed.
	Solvent filterMade of ultra hard high-quality glass material, with uniform wall thickness, no bubbles, beautiful appearance, suitable for sterilization under high temperature and high pressure, good sealing performance, fast flow rate, and standard grinding mouth.		Kromastar chromatographic columnOur company has selected B-type ultra-high purity fully porous silicone gel (purity>99.999%) as the matrix......		N2010 Chromatographic Data WorkstationIt is a two in one chromatographic data workstation launched by Zhejiang University Zhida. Multiple user choices and high cost-effectiveness.

input

Differential input: can avoid external power supply and electromagnetic wave interference;

Number of input channels: 2;

Input level range:- 2.5V ～ +2.5V；

Communication method: RS-232。

　Peak detection and the number of peaks that can be processed

Capable of measuring peak area or average peak height;

Number of peaks that can be processed: unlimited (but processing speed will slow down when the number of peaks processed exceeds a certain amount, depending on the computer configuration used);

Minimum peak width: 0.2sec;

Retention time: unlimited;

Peak area: 10 digits (up to 9999.999999 uV. sec);

Peak height: 7 digits (up to 9999999uV);

Peak processing mode: fully automatic or manual;

Recognition of tongue extension and trailing peaks: can be automatically recognized or recognized through a time program.

　Quantitative calculation

Peak area, peak height, area normalization method, correction normalization method, internal standard method, external standard method, index method.

　Qualitative calculation

Absolute retention value, relative retention value, peak order, closest peak, time band, time window.

Calibration operation

Multiple points multiple times: can calibrate multiple standard samples of the same concentration and different concentrations;

Dynamic range: 0~107;

Integral sensitivity: 1uVc;

Linearity: less than ± 0.1%;

Sampling frequency: 10 times per second, 20 times per second.

Environment

Power supply: AC220V， 0.8A， 50Hz；

Temperature: 0~60 ℃;

Humidity: 50-80%.

Liquid phase detection application

Amoxicillin High Performance Liquid Chromatography (HPLC) Detection Scheme

-Sample processing procedure-

Accurately weigh about 25mg of the test sample and place it in a 50ml volumetric flask. Dissolve it in mobile phase and dilute it quantitatively to the mark. Shake well and filter through a needle filter to obtain the sample

-Chromatographic conditions-

Chromatographic column: Vertex C18:250mm × 4.6mm × 5 μ m

Mobile phase: Mobile phase A: Mobile phase B=2.5:97.5

Preparation method: Mobile phase A: Acetonitrile

Mobile phase B: 0.05mol/L potassium dihydrogen phosphate solution (adjusted to pH 5.0 with 2mol/L potassium hydroxide solution)

Wavelength: 254nm

Flow rate: 1.0 mL/min

Injection volume: 20ul

Instrument configuration:Please click to view the image details

	501Plus high-pressure constant current infusion pumpProvides solvent and compression factor libraries, which can automatically perform solvent compensation......		501Plus UV detectorThe original imported deuterium lamp used has a stable light source, extremely low baseline noise and drift. In addition, there is a tungsten lamp option, and the deuterium lamp has a warranty life of 1000 hours......		7725i injection valveIt is currently the most advanced HPLC sample injection valve. By using quantitative ring full filling and partial filling methods, sample volumes ranging from 1 μ l to 5ml can be processed.
	Solvent filterMade of ultra hard high-quality glass material, with uniform wall thickness, no bubbles, beautiful appearance, suitable for sterilization under high temperature and high pressure, good sealing performance, fast flow rate, and standard grinding mouth.		Kromastar chromatographic columnOur company has selected B-type ultra-high purity fully porous silicone gel (purity>99.999%) as the matrix......		N2010 Chromatographic Data WorkstationIt is a two in one chromatographic data workstation launched by Zhejiang University Zhida. Multiple user choices and high cost-effectiveness.