Comparison between Double Beam Spectrophotometers: KALSTEIN vs MAPADA

December 6, 2023by Kalstein
lrg_YR01863-YR01864-YR01865-1.jpg

Spectrophotometers are essential instruments in any reputable laboratory. In this case, we will focus on the double-beam models from Kalstein and Mapada. Both pieces of equipment have impressive capabilities and functionalities, from an excellent wavelength range to high accuracy and repeatability. 

The Superiority of KALSTEIN

Firstly, both brands offer a maximum and minimum wavelength of 190-1100 nm. However, there are some key differences in specifications that make Kalstein’s models stand out. Unlike Mapada UV-6100/UV-6100S models, Kalstein’s spectrophotometers have a variation of spectral bandwidth, allowing selected between 1.8nm/1nm/0.5, 1.0, 2.0, 4.0nm, offering greater flexibility in experiments.

Another area where KALSTEIN shows strength is the accuracy of wavelength. Whereas MAPADA has an accuracy of ±0.3nm, KALSTEIN’s models, YR 01863/YR01864/YR01865, show an impressive ±0.1nm at 656.1nm, and even in their worst scenario, they keep the same accuracy values as MAPADA at ±0.3nm. https://kalstein.ee/product/double-beam-uv-vis-spectrophotometer-c-yr01863-yr01865/

Relevance of Repeatability and Stability

When it comes to repeatability, KALSTEIN again leads the way with ≤0.1nm, ensuring consistent and reliable results. The stability of the equipment is vital for those looking for precise and repeatable results, and once again, KALSTEIN excels in this area.

Specification Model “KALSTEIN YR01863/YR01864/YR01865” “MAPADA UV-6100/UV-6100S”
Optical System Dual beam (1200 lines/mm) Dual Beam
Wavelength Range 190-1100nm 190-1100nm
Spectral Bandwidth “1.8nm/1nm/

0.5, 1.0, 2.0, 4.0nm”

1.8nm/0.5, 1.0, 2.0, 4nm
Wavelength Accuracy ±0.1nm@656.1nm, ±0.3nm@todos ±0.3nm
Wavelength Repeatability ≤0.1nm  
Photometric Accuracy ±0.2%T(0-100%T) ±0.2%T
Photometric repeatability ≤0.1%T(0-100%T)  
Scattered Light ≤0.03%T@220nm,360nm ≤0.03%T
Screen 320*240 dot LCD 320*240
Detector Silicon Photodiode Silicon Photodiode

 

Comparison of Performance and Applications

Both the KALSTEIN and MAPADA models have a high-resolution 320*240 LCD screen, and both use a silicon photodiode detector. However, the KALSTEIN model appears to offer significantly less scattered light, which is crucial in quantitative and qualitative measurements in a lab.

Ultimately, KALSTEIN’s instruments demonstrate their superiority in all the key specifications- spectral bandwidth, wavelength accuracy, repeatability, and less scattered light.

Invest in the Best, Take a Look

There are different options available for purchasing double beam spectrophotometers in the market, but after a comprehensive review of KALSTEIN and MAPADA’s model specifications, we at KALSTEIN, as the manufacturer, are the most accurate choice.

Selling lab equipment is not just about competitive prices, but also, and this is more important, ensuring the quality and reliability of the equipment, features that we guarantee in all our products. No matter what your needs are, KALSTEIN has the perfect equipment for your lab. Don’t waste any more time, compare prices and make your best choice.  https://kalstein.ee/category-product/laboratory-line/spectrophotometers-laboratory-line/

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