ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Lamp position: 4 positions**
Static baseline drift (Cu): ±0.004 A / 15 min
Dynamic baseline drift (Cu): ±0.006 A / 15 min
Characteristic concentration (Cu): ≤ 0.04μg / mL
Detection limit (Cu): ≤ 0.008μg / mL
Background calibration: Deuterium lamp ≥ 30 times (1Abs)
Repeatability: RSD ≤ 1%
Wavelength error: 0.3nm
Wavelength repeatability: ≤ 0.1nm
Wavelength range: 185~900nm
Display data: Transmittance, absorbance, concentration
Photometric range: 0~125%, -0.1~3.00A
Beam type: Single beam
Monochromator: C-T type, focal length 350mm
Dispersive element: Raster scribing 1800 lines/mm, scintillation wavelength
Spectral bandwidth: Six levels automatic switching (0.1, 0.2, 0.4, 0.7, 1.4, 2nm)
Spectral bandwidth deviation: ±0.02nm
Natural gas: C₂H₂ (99.9%)
C₂H₂ flow adjustment: Automatic 12 levels
Air flow adjustment: Automatic 4 levels
Burner: Titanium metal burner (automatic lifting and lowering)
Measurement method: Flame method, hydride generation-atomic absorption method, flame emission method
Work environment: 10~30°C, 40~80% RH
Power supply: AC 220V, 50 Hz
Dimension (L×W×H): 830×650×560mm
Weight: 90kg
**Only Cu hollow cathode lamp included; other element lamps need to be optioned.
