ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Optical System:
Optical Type: Single beam
Monochromator: Czerny-Turner type with focal lengths at 350mm
Wavelength Range: 190-900nm
Grating: Holographic diffraction grating with 1800 lines/mm
Slits: Automated slit selection 0.1, 0.2, 0.4, 0.7, 1.4, 2.0 nm
Wavelength Accuracy: ±0.3 nm
Wavelength Repeatability: ±0.1nm
Lamp Holder: Automated 4-lamp turret
Detector: Wide range UV sensitive photomultiplier tube
Photometric Performance:
Reading Mode: Transmittance(T), Absorbance(A), Concentration(C)
Photometric Range: 0-125%, -0.1-3.00A
Static Baseline Drift (Cu): ≤0.004A/30 min
Dynamic Baseline Drift (Cu): ≤0.006A/15 min
Background Correction: Deuterium (D2) Background Correction
Graphite Furnace Analysis
Characteristic Concentration: Cd≤0.9pg , Cu≤20pg
Detection Limit: Cd≤1.5pg , Cu≤25pg
Repeatability (Cu): RSD≤4%
Temperature Range: Ambient -3000℃
Ramp and holding time: 1-255s
Heating Rate: Maximum linear heating rate 2000℃/s
Atomization Heating Method: Light-controlled heating, Time-controlled heating, General heating
Gas Flow Rate Inside Tube: 1 L/min
Gas Flow Rate Outside Tube: 4-speed adjustable (0, 50, 200, 250ml/min)
Safety Protection: Water flow sensor, Argon pressure sensor, Furnace body temperature sensor, Graphite tube installation self-inspection.
Data Processing:
Software: RGWIN AAS software pacakage
Analytical Method: Flame AA, Flame AE, Hydride Generation
Concentration Calculation Method: Standard curve(6 linear/non-linear fitting), Standard Addition, Interpolation
Repeated Measurement Times: 1-30 times, calculate the average, show SD and RSD value of absorbance and concentration
QA/QC Function: Correlation coefficient, SD & RSD of Abs and calculate SD & RSD of concentration
Report Printing: Parameter printing, resulting printing
Communication Port: Standard RS-232
Others:
Computer: External(excluded)
Dimension & Weight: 850*650*550MM(W*D*H), 100Kg
Power Supply: 110/220V, 50/60Hz
Working Environment: Temperature 10 ~ 35 °C, Humidity≦85%
Packing List:
Main Unit: 1
Power Cable: 1
Data Cable: 1
Screw Driver: 1
Cd HCL: 1
USB(manual and software): 1
5A fuse: 3
Graphite tube: 5
Argon pressure reducing valve connector: 1
High power socket: 1
6*4mm argon tube(transparent): 10m
5-50ul pipette: 1
200ul pipette tip(1000pc/bag): 1
6*10mm cooling water tube: 6m
Graphite furnace camera connection cable: 1
