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- Weight: 13.2 lb
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Unico
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MPN: S-1100
- Phone: (732) 274-1155
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Frequently asked questions
Is this spectrophotometer suitable for diverse labs?
Yes, the Unico S1100 Visible Spectrophotometer is designed as an economical and reliable instrument suitable for a broad spectrum of routine analytical tasks in various settings.
Its versatile design makes it ideal for:
- Educational Laboratories: Excellent for teaching fundamental spectral analysis.
- Clinical Laboratories: Reliable for routine diagnostic measurements.
- Industrial & Environmental Labs: Effective for quality control and monitoring.
Key features supporting its broad utility include:
- Flexible Sample Handling: The compartment accommodates both standard round test tubes and square cuvettes. A 10 mm Square Cuvette Adapter is included.
- Ease of Operation: The unit offers simplified workflow via an auto zero function and one-touch blanking in %T (Transmittance) and Absorbance (Abs) modes.
- Data Connectivity: A built-in USB Data Port allows for easy measurement export to Microsoft Excel when using the compatible Windows 7/10 software.
Does it feature a high-quality detector and grating?
Yes, the Unico S1100 is engineered with high-performance optical components to ensure precise and stable measurements across the visible wavelength range (335 nm to 1000 nm).
Key components that ensure high performance include:
- Detector: A high-quality Silicon Photodiode is utilized for reliable and accurate light measurement.
- Grating System: The instrument employs a single-beam monochromator featuring a high-resolution 1200 lines/mm grating.
This robust setup delivers a spectral bandwidth of 20 nm, making it suitable for educational and basic quantitative analysis in laboratory settings.
What is the S1100's wavelength range?
The Unico S1100 is a visible spectrophotometer designed to operate across a broad spectral range suitable for diverse laboratory applications. Its range extends beyond the traditional visible spectrum, offering versatility.
Key spectral specifications include:
- Wavelength Range: 335 nm to 1000 nm
- Wavelength Accuracy: ± 2 nm
- Wavelength Repeatability: ± 1 nm
- Spectral Bandwidth: 20 nm
This reliable performance is assured by the instrument’s high-quality optical components, including a 1200 lines/mm grating and a Solid State Silicon Photodiode detector.
What is the instrument's spectral bandwidth?
The spectral bandwidth for the Unico S1100 Visible Spectrophotometer is 20 nm.
This specification, combined with the instrument’s high-performance optics, ensures reliable and accurate measurements across the full visible light spectrum, which ranges from 335 to 1000 nm.
Key optical features include:
- A robust Single Beam Monochromator with a 1200 lines/mm grating.
- A high-quality Silicon Photodiode detector.
Is the spectrophotometer's wavelength accuracy reliable?
Yes, the Unico S1100 is engineered for reliable and consistent spectral measurements across its entire operating range of 335 nm to 1000 nm.
Its high performance is based on quality optics, including a 1200 lines/mm grating and a high-quality Silicon Photodiode detector.
Key specifications confirming its precision include:
- Wavelength Accuracy: ± 2 nm
- Wavelength Repeatability: ± 1 nm
These specifications ensure dependable results for routine analytical work in educational, clinical, and industrial environments.
Does it ensure minimal stray light?
Yes, the Unico S1100 Visible Spectrophotometer is engineered with high-performance optics to ensure minimal stray light, which is crucial for obtaining accurate and reliable results.
Key specifications that contribute to its high optical quality include:
- Stray Light Performance: The instrument ensures stray light is < 0.5%T (Percent Transmittance) at both 340 nm and 400 nm.
- Optical System: It utilizes a robust single-beam design featuring a high-quality 1200 lines/mm grating.
- Detector: The unit employs a high-sensitivity Silicon Photodiode detector for reliable signal conversion across the 335 nm to 1000 nm wavelength range.
What are the photometric range specifications?
The Unico S1100 Visible Spectrophotometer provides accurate readings in both Transmittance (%T) and Absorbance (A) modes, suitable for various clinical, educational, and environmental laboratory applications. The specific specifications are as follows:
- Percent Transmittance (%T) Range: 0 – 125%T
- Absorbance (A) Range: 0 – 2 A
This unit is designed for reliable performance and features a photometric accuracy of ± 2.0 T%.
What is the photometric accuracy?
The photometric accuracy for the Unico S1100 Visible Spectrophotometer is specified as ± 2.0 T% (Percent Transmittance).
This accuracy is maintained across the instrument’s full photometric range, which supports measurements in two standard modes:
- Percent Transmittance (%T): 0 to 125%T
- Absorbance (A): 0 to 2 A
Does the spectrophotometer include data connectivity?
Yes, the Unico S1100 supports digital data management, making it easy to analyze and record your measurements.
Data connectivity features include:
- USB Data Port: A dedicated port allows for easy connection to a computer.
- Application Software: The unit comes with Windows 7/10 compatible software to manage the measurement results.
- Export to Excel: The application software facilitates the effortless export of data directly to Microsoft Excel for detailed analysis and reporting.
Does the S1100 include a USB data port?
Yes, the Unico S1100 includes a USB Data Port for convenient data management and analysis. This connectivity feature allows you to:
- Export measurement results easily to Microsoft Excel.
- Connect the spectrophotometer to a PC running Windows 7 or 10.
- Utilize the compatible Application Software for streamlined data acquisition.
This capability enhances laboratory workflow by simplifying data processing and record-keeping.

Unico S1100 Visible Spectrophotometer