Hellma Ultra Micro Cell 105.210-QS, 10 mm SD/8.5 mm ZH
The Hellma Ultra-Micro Cell 105.210-QS, 10 mm SD/8.5 mm ZH offers precise measurement conditions for demanding laboratory applications where only the smallest sample volumes are required. This cell impresses with its high-quality quartz glass workmanship, which is crucial for accurate absorption measurement in UV-Vis ranges. Compared to similar products, it stands out thanks to its robust construction, optimal light transmission, and reliable repeatability. Versatile features for laboratory professionals This ultra-micro cuvette is an ideal choice for specialist laboratories working in fields such as biotechnology, pharmaceutical research, or environmental analysis. Thanks to its minimal sample volume, it is particularly economical to use and supports precise results with repeated use. The open-top design with pipette tip makes filling and cleaning much easier. Its durable construction also offers a long-lasting solution for routine and special applications.
Important features at a glance: • Layer thickness: 10 mm
• Volume: 5 µl
• Center height: 8.5 mm
• External dimensions (H x W x D): 40 x 12.5 x 12.5 mm
• Aperture: Ø 0.8 mm
• Material color code: QS (quartz glass 200 nm - 2500 nm)
• Number of windows: 2
Thanks to the high transmission of quartz glass, this cuvette is suitable for both UV and visible wavelength ranges. The 0.8 mm aperture keeps the radiation paths clearly defined, enabling accurate light entry and exit measurements. QS quartz glass works reliably in a spectral range from 200 nm to 2500 nm, making it suitable for a wide range of spectroscopic processes. The compact design with an external height of 40 mm and square base dimensions of 12.5 x 12.5 mm ensures that the cuvette fits into many standard holders and at the same time sits securely in common spectrometers.
Particularly noteworthy is the extremely low sample volume of only 5 µl, which makes even the smallest amounts of valuable analytes or reagents sufficient for accurate measurements. Whether DNA samples in molecular biology laboratories, protein applications, or sensitive enzyme assays: the measurements impress with their high reproducibility and consistent results.
Certifications and standards
Hellma is known for its high-quality and durable laboratory products. The cuvettes are manufactured consistently in accordance with high quality standards. In many laboratories, tests in accordance with GLP (Good Laboratory Practice) or DIN standards are the order of the day. The precision-manufactured quartz glass of this measuring cell makes a decisive contribution to compliance with these standards. Thanks to their precise workmanship, the cuvettes are ideal for ISO-certified quality controls and enable reliable compliance with applicable standards.
Application examples
• Biotechnological research: Ideal for sensitive DNA or RNA quantifications with minimal sample quantities.
• Pharmaceutical analysis: Perfect for screening analyses when test substances are only available in very low concentrations.
• Environmental analysis: The ultrasensitive measuring cell is particularly useful for testing trace elements and pollutants that occur only in very low concentrations.
• Quality control: Thanks to standardized dimensions and high precision, reliable comparative measurements can be performed on different production batches.
Due to its universal properties, this cuvette can be used in conjunction with numerous industry-standard reagents or samples such as enzyme mixtures, dye solutions, or proteins. This facilitates productive integration into a wide variety of work steps without the need for multiple specialized measuring vessels.
Frequently asked questions (FAQ)
What is the best way to clean this ultra-micro cuvette?
Thorough cleaning is usually carried out with mild detergents or suitable solvents. It should then be rinsed with deionized water or isopropanol-containing reagents and left to dry in the air. Gentle ultrasonic cleaning can help with stubborn dirt.
Can aggressive chemicals be used?
Thanks to its robust quartz glass, the cuvette can withstand numerous solvents and chemicals. Nevertheless, it is advisable to consult documented resistance tables before using very aggressive substances.
What geometry is relevant for the optical paths?
The optical measurement path is defined by the layer thickness of 10 mm and the aperture of 0.8 mm. These dimensions ensure accurate and reproducible results in photometric procedures.
Does the cuvette fit into standard spectrometers?
With its standardized external dimensions of 40 x 12.5 x 12.5 mm, it is compatible with most common UV-Vis spectrometers. If you are unsure, we recommend taking a quick look at the holder specifications of the device you are using.
Conclusion
This ultra-micro cuvette is ideal for laboratory environments where small sample volumes, high sensitivity, and maximum optical quality are important. Precise manufacturing, robust quartz glass for a wide wavelength range, and low sample volume requirements make it a versatile, indispensable tool for a wide variety of spectroscopic applications. It is easy to handle and clean, supports precise and reproducible measurements, and proves itself in everyday research and testing thanks to its durable, high-quality workmanship.
