High performance liquid chromatograph. Domestic liquid chromatograph. Shenzhen high cost performance

brand:	Saizhi
model:	sti501plus
processing customization:	no
type:	high pressure liquid chromatography

sti-501plus liquid chromatograph is designed and developed by using American technology, the core components are purchased directly from overseas and assembled in Hangzhou
After multi-level testing It is a high performance liquid chromatograph known for its stable and reliable performance
It is a practical instrument and equipment further upgraded and strengthened on the basis of the original sti501 liquid chromatograph
It is widely used in biological laboratories, pharmaceutical development, food testing, chemical production and other fields
Features: stable quality, reliable performance and high cost performance
The world's leading automatic cleaning device for plunger rod
Floating double plunger rod and sealing ring
Self priming check valve
Easily upgrade to the standard configuration of gradient pump: high pressure constant flow infusion pump 1 set
UV detector 1 set
725i / 8725i manual injection valve 1
N2000 chromatographic data workstation 1 set
Liquid chromatographic column 1 (C18 4
6 * 250mm, 5 & mu; m)
Micro injector 1 (50ul / 100ul)
Injection valve support 1
Repair Kit 1 set
  (the configuration will be slightly different according to customer requirements)
Technical index: sti-501 plus UV variable wavelength detector light source , Deuterium lamp
Wavelength range , 190 ~ 700nm (step by 1nm), which can be set by the keyboard

Wavelength accuracy , & lt;& plusmn; 1nm
Wavelength reproducibility , & lt;& plusmn; 0
5nm
Bandwidth , Less than 5nm
Noise , & lt;& plusmn; 1
5× 10-5au (under specific conditions)
Drift , & lt;& plusmn; 1
5× 10-4au (under specific conditions)
Flow cell volume , 10uL
Absorption range , 0
01au/v ～ 10au / V (ten gears in total)
Size , W260× H170× D360mm
Weight , 6
0kgsti-501 plus high pressure constant current infusion pump infusion mode , Micro volume series double plunger
Maximum infusion pressure , 6000Psi  (about 42MPa)
Flow range , (0
001 ~ 10
000) ml / min, with a minimum increment of 0
001 ml / min (analytical)

Flow accuracy , 0
1%
Flow accuracy , ＜& plusmn; 1 %   (2μL/min) 
Solvent compressibility , Automatic compensation
Security , Equipped with power on self-test, high and low voltage alarm and protection functions
Degassing device , Internal and external degassing
Liquid conveying principle , Double plunger series reciprocating mode
Size , W260× H170× D360mm
Weight , 6
3kg sti501plus isocratic HPLC adopts N2000 chromatographic data workstation

  N2000 chromatographic data workstation, after years of development and promotion of Saizhi technology, has become a chromatographic workstation with the largest market share and the highest product cost performance among domestic chromatographic data workstations
The software interface is simple and clear, simple and practical, and is deeply favored by the majority of users Technical indexes of N2000 chromatographic workstation , Software:
  1
Automatically identify solvent peak, tailing peak, sawtooth peak and front and rear shoulder peak

  2
Automatically adjust parameters (peak width, slope) during analysis

  3
Automatic baseline * *, automatic division of chromatographic peak types; Peak landing point

  4
Powerful manual integration function, plus or minus peak, peak baseline adjustment and cutting mode adjustment

  5
Integral sensitivity: 1 microvolt & bull; Second, minimum resolution 0
1 microvolt, minimum peak width 0
1 second

  6
Data results can be shared with Microsoft Excel, word and other software; The data spectrum can be shared with Photoshop, CorelDRAW and other image software

  7
Data reanalysis function and archiving

  8
Quantitative calculation methods: normalization method, correction normalization method, internal standard method, grouping method, external standard method and index method
Hardware:
  1
Dual channel, external type

  2
Output - 5mv-1
7v

  3
The input impedance is greater than 10 megohm

  4
Dynamic range 107, linearity & plusmn; 0
1% 。
  5
The sampling frequency is 10, 25, 50 times / s

  6
RS232 communication mode, key remote control, keyboard shortcut key or mouse menu can also be used