LC-500A (Doppia pompa) Tester per cromatografia liquida
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Descrizione
LC-500A (Doppia pompa) Tester per cromatografia liquida
Caratteristiche di performance
LC-500 high performance liquid chromatography adopts the static motor control circuit designed by independent technology to realize the automatic feedback and tracking function of motor control signals, effectively improve the motor control precision, and ensure the reliability and stability of the pump
Pump form: series or parallel double plunger
Floating self-correcting sealing ring technology and pump head self-cleaning function technology, can extend the service life of the sealing ring, to ensure that the instrument durable and high efficiency
Easy to use flow and pressure correction features ensure high accuracy and stability of the instrument
Using two kinds of gradient running program design: linear gradient and step gradient optional;
Programmed solvent class and compression factor can be automatically compensated
Complete pre – cleaning function for quick solvent replacement
Holographic double grating technology is adopted
Application of high precision photodiode design, linear range extension
Convenient and unique light intensity gain coefficient self-correction function
Holmium glass tank design, full wavelength scanning, convenient and accurate wavelength correction
Universal sample pool design, easy to change between micro and constant pool
Deuterium lamp can be replaced easily and quickly without correction
parametri tecnici
infusion pump flow range 0.001-10ml/min grado di precisione ±1% degree of precision 0.25% pressure limit 0-42MPa gradient Elements 2 Collector’s Edition Gradient mode
Gradient elution internal software can be self-controlled, and can be controlled by PC and pump
Alimentazione elettrica 100 A 240 VCA, 50 to 60Hz, 80watt misurare 40CM(L)×30CM(L)×18CM(A) peso 8.0kg rivelatore sorgente della lampada Lampada al deuterio/lampada al tungsteno progettazione del percorso ottico Monocromatore con rilevatore a doppio fotodiodo al silicio copertura della lunghezza d'onda 190-700crescita costante nm 1nm,Impostabile da tastiera o RS232/485/USB
larghezza di banda <6M precisione della lunghezza d'onda ±1 nm ripetibilità della lunghezza d'onda 0.2nm Gamma di assorbimento 0.0005AU/mV-4AU/mV Uscita del sistema dati 4AU/V Controllo del segnale di campionamento, azzeramento automatico, supporta integratore e registratore a doppia uscita rumore ±0,5×10-5AU alla deriva 2×10-4AU(P-P) cella campione Piscina conica standard (10percorso ottico mm, 4.5volume),Semipreparazione (5percorso ottico mm,3.5volume) Alimentazione elettrica 100 A 240 VCA, 50 to 60Hz, 80watt misurare 40CM(L)×30CM(L)×18CM(A) peso 8.0kg