Choosing the Ideal Spectrophotometer: Technical Comparison of Kalstein Models

November 14, 2023by Kalstein

Today, the use of highly specialized tools is essential in any scientific laboratory seeking to achieve accurate and reliable results. In this regard, Kalstein spectrophotometers stand out thanks to their high-quality performance, meticulous accuracy and unparalleled reliability. Below, we will discover the technical specifications and features of four excellent Kalstein models belonging to the Single Beam Laboratory Spectrophotometers category: YR01848, YR01851, YR01856 and YR01858.

Model YR01848: Laboratory Single-Beam Spectrophotometer

Model YR01848 comprises a highly accurate and efficient single beam spectrophotometer. This device has an adjustable wavelength range from 320 to 1100 nm, extremely useful for a variety of laboratory applications. With a wide bandwidth of 2 nm, this device provides high wavelength measurement accuracy with an error of ± 0.5 nm. In addition, it has a wavelength repeatability of less than 0.2 nm, ensuring consistent and reliable results.

This spectrophotometer also excels in its photometric accuracy and repeatability, with values of ± 0.3% T and ≤ 0.2% T respectively. This translates into high reliability in transmittance and absorbance measurements. In addition, it has the ability to handle a photometric range of -0.3-3A, 0-200% T, 0-9999C and its stability is ± 0.002 A/h at 500 nm, confirming its high throughput and consistency.

Model YR01851: Ultraviolet-Visible Spectrophotometer

Model YR01851 is another strong contender in the world of spectrophotometers. Its strength lies in its single beam optical system, combined with a 1200 line/mm grating, which allows for incredibly accurate wavelength measurements in the 190-1000nm range. With a wavelength accuracy of ± 2 nm and a repeatability of 0.5 nm, this device guarantees impressive accuracy and repeatability.

In terms of photometric accuracy and repeatability, this model features values of ± 0.5% T and ≤ 0.2% T respectively, signifying great efficiency in taking measurements. It supports a photometric range of -0.3-3A, 0-200% T, 0-9999C, key for a large number of laboratory tests.

Model YR01856: UV-VIS Spectrophotometer

The YR01856 spectrophotometer offers an exciting combination of versatility and accuracy. With its wavelength range covering 190 to 1100 nm, this model is flexible for a variety of tests and experiments. Its broadband is 1.8 nm, and it features a wavelength accuracy of ± 0.5 nm and repeatability of less than 0.2 nm, making it highly accurate and reliable in measurements.

The YR01856 model also excels in photometric accuracy and repeatability with values of ± 0.3% T and ≤0.15% T respectively, demonstrating its superiority in this area. In addition, it has a photometric range of -0.3-3A, 0-200% T, 0-9999C, which puts it on par with more expensive models.

Model YR01858: Single Beam UV-VIS Spectrophotometer

Model YR01858 is a single-beam spectrophotometer operating in the wavelength range 320-1100 nm, with a broadband of 2 nm. Like the other models, it exhibits a wavelength accuracy of ± 0.5 nm and very low wavelength repeatability, giving it exceptional reliability.

In terms of photometric accuracy and repeatability, this spectrophotometer has these values at ± 0.3% T and ≤ 0.2% T respectively, so it can be relied upon to measure transmittance and absorbance with high accuracy. In addition, its stability is ± 0.002 A/h at 500 nm, which means that this spectrophotometer can be counted on for consistency in performance, even with prolonged use.



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