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MÁY QUANG PHỔ UV-VIS-NIR UH4150 HITACHI

Brand: Hitachi
Product Code: UH4150
Availability: In Stock
Price: Contact price
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Máy quang phổ HITACHI UV-VIS-NIR Model UH4150 được tạo nên với việc kế thừa độ tin cậy của thế hệ quang phổ Hitachi, phát triển dòng sản phẩm cao hơn, một chuyên gia mới với quang phổ pha rắn. 

Máy có thể tùy chọn nhiều loại Detector phù hợp với các mục đích sử dụng

Model UH4150, the experts in solid state spectrophotometry, allow configuring a system to meet a variety of measurement needs by combining accessories appropriate to the application objectives.

SPECIFICATIONS:

 

  • Detector: 60mm Std IS for Total/Diffuse Reflect, 60 mm Standard Integrating Sphere, for both total reflectance and diffuse reflectance, BaSO4, 240 – 2,600 nm
  • Setting wavelength range: 175 – 3,300 nm
  • Measuring wavelength range: 240 – 2,600 nm
  • Monochromator: Prism-Grating, Double monochromator; Pre-monochromator: Littrow monochromator using a prism, Main monochromator: Czerny-Turner monochromator using Diffraction grating (2 switchable diffraction gratings)
  • Sample compartment: Sample compartment located on the table top and constructed to allow large samples; Interior dimensions: 680 (W) × 470 (D) × 300 (H) mm, Light beam path length: 200 mm
  • Wavelength indication: In units of 0.01 nm
  • Slit width indication: UV and visible regions: Automatic control, and selection of a slit width from 0.01 to 2.4 nm in increments of 0.01 nm and from 2.4 to 8.0 nm in increments of 0.02 nm; Near infrared region: Automatic control, and selection of a slit width from 0.1 to 20.0 nm in increments of 0.1 nm
  • Wavelength accuracy: UV and visible regions: ± 0.2 nm, Near infrared region: ± 1.0 nm, Automatic wavelength calibration function is incorporated
  • Wavelength setting repeatability: UV and visible regions: ± 0.1 nm, Near infrared region: ± 0.5 nm
  • Wavelength scan speed: Visible region: 0.3, 3, 15, 30, 60, 120, 300, 600, 1,200, and 2,400; Near infrared region: 0.75, 7.5, 37.5, 75, 150, 300, 750, 1,200, 1,500, 3,000, and 6,000; Go to λ: 3,600 nm/min (9,000 nm/min for near infrared region)
  • Light source: UV region: Deuterium lamp (mountable by one touch), Visible and near infrared regions: 50 W Tungsten-halogen lamp (long life of 1,000 hours)
  • Light source switching wavelength: Automatic switching at a specified wavelength between 325 nm to 370 nm
  • Photometric method: Double beam direct ratio photometry (Measurement of negative absorbance or transmittance/reflectance of more than 100% is possible owing to Hitachi-original differential feedback method); UV and visible regions: Negative voltage control method and slit control method; Near infrared region: slit control method and fixed slit method
  • Photometric mode: Absorbance (Abs), transmittance (%T), reflectance (%R), reference side energy (E(R))/ sample side energy (E(S))
  • Photometric range: Absorbance: -2 to- +5.0 (in units of 0.001 Abs); Transmittance/reflectance: 0 - 999.99 (in units of 0.01%)
  • Photometric accuracy: Certified according to NIST SRM 930: ± 0.002 Abs (0 - 0.5 Abs), ± 0.004 Abs (0.5 - 1.0 Abs), ± 0.3%T
  • Photometric repeatability: Certified according to NIST SRM 930: ± 0.001 Abs (0 - 0.5 Abs), ± 0.002 Abs (0.5 - 1.0 Abs), ± 0.1%T
  • Response: An optimum response is automatically selected under given slit width and wavelength scan-speed.
  • Baseline correction: 5 channels: System baseline: 1 ch; User baseline: 4 ch
  • Baseline flatness (UV-VIS): Less than ± 0.002 Abs (240 - 850 nm, slit width; 4 nm, scan speed; 300 nm/min)
  • Baseline flatness (NIR): Less than ± 0.002 Abs (850 - 2,200 nm, automatic slit width, scan speed; 750 nm/min, PbS sensitivity; 1); Less than ± 0.004 Abs (2,200 - 2,600 nm, automatic slit width, scan speed: 750 nm/min, PbS sensitivity: 1)
  • Noise level: Less than ± 0.00075 Abs (Peak to Peak, 500 nm, slit width: 4 nm, sampling interval: 1 s); Less than ± 0.0005 Abs (Peak to Peak, 1,100 nm, automatic slit width, sampling interval: 1 s, PbS sensitivity: 1)
  • Baseline stability: Two hours later after power-On: Less than 0.0004 Abs/ 60 minutes (340 nm)
  • Data processing unit: PC: OS; Windows® 7 Professional (32 bit or 64 bit)
  • Operating temperature: 15 – 35oC
  • Operating humidity: 25 - 80% (No condensing, 70% or less under temperatures of 30ºC or higher)
  • Physical size (WxDxH): 900 x 760 x 1,180 mm
  • Power supply: 220 – 240V, 50/60Hz
  • Weight: 160kg

 

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