- Phone
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Address
5th Floor, Building 3, Jinsheng Science and Technology Park, No. 611 Dongguan Road, Binjiang District, Hangzhou City, Zhejiang Province
Saizhi Technology (Hangzhou) Co., Ltd
5th Floor, Building 3, Jinsheng Science and Technology Park, No. 611 Dongguan Road, Binjiang District, Hangzhou City, Zhejiang Province




The Chinese operation interface conforms to the function key setting and operation process used by Chinese people, and is more suitable for countrymen people than the chromatography workstation with the same performance abroad.
In addition, software reserved ports can be customized to achieve control and integration of various branded instruments.
Snapshot function
Solvent alarm function
Wavelength scanning and time program wavelength
Integrated control of automatic sampler

High performance liquid chromatography HPLC detection scheme for doxycycline hydrochloride
-Sample processing procedure-
Accurately weigh an appropriate amount of doxycycline hydrochloride reference substance, add an appropriate amount of 0.01mol/L hydrochloric acid solution, dissolve by ultrasound, and dilute with 0.01mol/L hydrochloric acid solution to a solution containing approximately 1mg doxycycline hydrochloride per 1ml. Shake well, filter through a 0.45 µ m organic system filter membrane, accurately measure 20 µ L, inject into a liquid chromatograph, and record the chromatogram.
-Chromatographic conditions-
Chromatographic column: C18, 4.6 mm*250 mm, Particle size 5 µ m
Mobile phase: Acetonitrile: Acetate buffer solution=25:75
Wavelength: 280nm
Flow rate: 1.0mL/min
Instrument configuration:
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Overall performance
Number of input channels: Multiple
Input voltage range:- 2.5V ~+2.5V;
Input impedance:> 10MΩ;
Integral sensitivity: 1uV • second;
Minimum signal resolution: 1uV;
Dynamic range: 107;
Minimum time resolution: 0.01min;
Linearity: ± 0.1%;
Communication method: Ethernet port.
Peak processing capability
Number of peaks that can be processed: greater than 1000 (related to computer resources);
Minimum peak width that can be processed: 0.1 seconds;
Equipped with an automatic time program;
Equipped with manual integration function;
Can automatically recognize various complex peak shapes and accurately segment them;
Baseline automatic tracking and calibration;
Automatic elimination of negative peak effects;
Compliant with GMP regulations;
Qualitative identification method for spectral peaks:
Retention time method;
Component table identification method.
Integral parameter
Peak area or peak height;
Quantitative calculation method:
Normalization method;
Internal standard method;
Grouping method;
Multi internal standard method;
External standard method.