Biochemistry Analyser




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Biochemistry Analyser BS-120 View larger

Biochemistry Analyser BS-120


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Discrete, random access, fully automated. 100 tests per hour, up to 300 tests per hour with ISE. Up to 26 onboard chemistries and 4 ions. Refrigerated reagent compartment. Automatic probe cleaning, liquid level detection & collision protection. 8 wavelengths: 340-670nm. Automatic dilution for abnormal sample. External bar code reader (optional). Bi-directional LIS interface.

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Technical Specifications:


System Functions:

  • Automatic, discrete, random access.
  • STAT sample priority.

Throughput: Up to 100 tests/hour (without ISE), up to 300 tests/hour with ISE (4 ions).

Measuring PrinciplesAbsorbance photometry, turbidimetry, Ion Selective Electrode technology.


  • End-point, Fixed-time, Kinetic, optional ISE.
  • Single/dual reagent chemistries, monochromatic / bichromatic.
  • Linear / non-linear multipoint calibration.

Programming: Open system with user defined profiles and calculations.

Reagent/Sample Tray: 28 positions for reagents and 8 positions for samples in refrigerated compartment (4~15o C).

Reagent Volume:

  • R1:180~450 μl, step by 1 μl,
  • R2:  30~250 μl, step by 1 μl.

Sample Volume: 3~45 μl, step by 0.5 μl.

Reagent/Sample Probe: Liquid level detection, collision protection and inventory checking.

Probe Cleaning:

  • Automatic washing both inside and outside.
  • Carry over < 0.1%.

Automatic Sample Dilution: Pre-Dilution and Post-Dilution, dilution ratio up to 150.

Dilution Vessel:  Disposable Cuvette.

External Bar Code Reader (optional):

  • Used for sample and reagent programming.
  • Applicable to various bar code systems including Codabar, ITF (Interleaved Two of Five), code128, code39, UPC/EAN, Code93. Capable to communicate with LIS in a bidirectional mode.

ISE Module (optional):

  • Measuring parameter: K+, Na+, Cl-, Li+.
  • Throughput: up to 200 tests per hour.

Reaction System:

  • Reaction rotor: rotating tray, containing 40 cuvettes.
  • Cuvette optical length 5mm.
  • Reaction volume: 180~50 μl.
  • Reaction temperature: 37± 0.1o C.
  • Mixing system: Independent mixing probe.

Optical System:

  • Light Source: Halogen-tungsten lamp.
  • Wavelength:  340nm, 405nm, 450nm, 510nm, 546nm, 578nm, 630nm, 670nm.
  • Linear range: 0 ~3.5Abs (10mm conversion).

Control and Calibration:

  • Calibration mode: linear (one point, two points and multi-points), Logit-Log 4P, Logit-Log 5P, spline, exponential, polynomial, parabola.
  • Control rules: west-guard multi-rule, cumulative sum check, twin plot.

Operation Unit: 

  • Operation system: Windows 2000 Pro with SP4 or Windows XP Pro / Home.
  • Interface: RS-232.

Working Conditions:

  • Power Supply: AC200~240V, 50/60Hz, 800W, AC100~130V, 50/60Hz, 800W.
  • Temperature: 15-30oC.
  • Humidity: 35-85%.
  • Water consumption: 2.5L/hour.

Dimension: Bench Top, 690mm (W) x70 mm(D)x95 mm (H).

Weight: 75 kgs.

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