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Visible Spectrophotometer

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Visible Spectrophotometer Specification

Automation Grade
Semi-automatic

Use
Measurement of absorbance and transmittance in the visible range

Suitable For
Clinical laboratories, research institutes, educational institutions

Application
Laboratory analysis, chemical analysis, educational research

Function
Quantitative and qualitative analysis of samples

Material
Metal housing with ABS plastic parts

Shape
Rectangular

Properties
High accuracy, robust construction, easy-to-read digital display

Treatment Type
Transmittance/Absorbance measurement

Humidity Range
Up to 80% RH (non-condensing)

Phase
Single Phase

Product Type
Visible Spectrophotometer

Display Type
LED / LCD

Color Code
White & Blue

Display
Digital

Voltage

Power Source
AC Mains

Sample Holder
4-position holder for 10 mm path length cuvettes

Light Source
Tungsten Halogen Lamp

Baseline Flatness
0.003 A

Power Consumption
50 W

Detector
Silicon Photodiode

Wavelength Range
320-1000 nm

Calibration
Automatic zero and blank

Cooling Type
Natural convection

Wavelength Repeatability
1 nm

Photometric Range
0125% T, -0.0973.0 A

Operating Environment
Dust-free, ventilated area

Lamp Life
2000 hours

Stray Light
0.3% T at 340 nm

Spectral Bandwidth
4 nm

Wavelength Accuracy
2 nm

Output Interface
RS232/USB port

About Visible Spectrophotometer

Visible Spectrophotometer

Model : SP1102
Optical system : Littre Mounting, single beam, 1200l/mm grating optical system.
Wavelength range : 360-1000nm
Spectral bandwidth : 10nm
Wavelength accuracy : 2.5nm
Wavelength readability : 1nm
Stray radiant energy : less than 2% at 340nm
Photometric range : 0-100%T, 0-1.99A
Photometric accuracy : 3%T
Light Source : 6V/10W Tungsten Halogen Lamp
Sample Container : 12mm test tube or 10*10*45mm rectangular cuvette ( require an adapter)
Detector : High sensitivity silicon photodiode

High-Precision Performance

With a spectral bandwidth of 4 nm and impressive wavelength repeatability (1 nm), this spectrophotometer guarantees highly accurate results for absorbance and transmittance measurements, making it suitable for both routine and complex analyses.

User-Friendly Design and Operation

The semi-automatic spectrophotometer offers an easy-to-read digital LED/LCD display, intuitive operation, and automatic zero and blank calibration. Its robust metal housing coupled with ABS plastic components ensures durability and long-term reliability for intensive laboratory use.

Versatile Application and Reliable Output

This spectrophotometer meets the requirements of clinical laboratories, research institutions, and educational establishments, supporting up to 200 test results in its memory, and delivers consistent results thanks to its high baseline flatness and low stray light levels.

FAQs of Visible Spectrophotometer:

Q: How is sample analysis performed using this visible spectrophotometer?

A: Simply insert the sample into one of the four cuvette slots (compatible with 10 mm path length cuvettes), select the desired wavelength (within 3201000 nm), and follow the guided instructions on the digital display. Automatic zero and blank calibration streamline preparation, ensuring accurate absorbance or transmittance readings.

Q: What are the primary benefits of using this spectrophotometer in laboratory or educational research?

A: This spectrophotometer offers high measurement accuracy (2 nm wavelength accuracy, 0.5% T photometric accuracy), robust construction for sustained use, automatic calibration, and internal memory to store up to 200 test results. It simplifies both quantitative and qualitative sample analysis for researchers, clinicians, and educators.

Q: When should the tungsten halogen lamp be replaced, and how long does it typically last?

A: The tungsten halogen lamp typically lasts up to 2000 hours under regular use. Lamp replacement should be considered when the instrument fails to reach expected intensity levels or after reaching its rated operational life to maintain reliable measurements.

Q: Where is this spectrophotometer best utilized?

A: This instrument is ideally suited for dust-free and well-ventilated laboratory environments, including clinical labs, research institutes, and educational institutions. Its robust design and automation features make it versatile for chemical, biological, and teaching applications.

Q: What is the process for calibrating the spectrophotometer before use?

A: The device features automatic zero and blank calibration. Before measuring samples, simply follow the on-screen prompts to perform both calibrations, ensuring the baseline is set and any background absorbance is accounted for, resulting in accurate measurement data.

Q: How does the digital display help users operate and monitor results?

A: The LED/LCD digital display offers clear visualization of measurement parameters, results, and system status. It provides easy navigation through settings and allows users to recall up to 200 stored test results for review and reporting.

Q: What advantage does the instruments low stray light rate and high baseline flatness provide?

A: A stray light rate of 0.3% T and baseline flatness of 0.003 A greatly reduce measurement errors and enhance data consistency, making the spectrophotometer especially valuable for precision-driven applications in clinical diagnostics and research.

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