10-50mm quartz fluorescent cuvette is a high-precision optical device specially designed for ultraviolet-visible light (UV-Vis) and fluorescence spectroscopy analysis. It is made of high-purity fused quartz material and has excellent optical transmittance (especially in the ultraviolet region), high temperature resistance and chemical stability. It is suitable for all kinds of harsh experimental environments.

Features

-High light transmittance: excellent light transmittance in the wavelength range of 190-2500nm, especially suitable for ultraviolet detection.

-Accurate optical path: provide a variety of standard optical paths such as 10mm, 20mm, 40mm, 50mm, etc. to meet the test requirements of samples of different concentrations.

-Low fluorescence background: high purity quartz material is used to reduce fluorescence interference and ensure accurate measurement data.

-Strong corrosion resistance: It can withstand strong acids, alkalis and organic solvents, and is suitable for various chemical experiments.

-High consistency: strict manufacturing process ensures the consistency of the optical path of the cuvette and reduces experimental errors.

Main application fields

10-50mm quartz fluorescent cuvette is widely used in scientific research, medicine, environmental protection, food testing and other fields, including:

1. Spectral analysis

-Ultraviolet-visible spectrophotometry (UV-Vis): used for nucleic acid and protein concentration determination (such as OD260 / OD280 detection).

-Fluorescence spectrum analysis: suitable for fluorescence intensity detection of fluorescent labeled molecules, quantum dots, organic dyes and other samples.

2. Biochemical and pharmaceutical research

-Enzyme dynamics analysis, cell culture medium absorbance detection, drug dissolution test, etc.

- Suitable for flow cell matching in HPLC (High Performance Liquid Chromatography) detection.

3. Environmental monitoring

-Water quality analysis (such as COD, heavy metal content detection).

- Absorption determination of air pollutants such as NO, SO.

4. Food and agriculture

-Fluorescence detection of food additives and pesticide residues.

-Analysis of nutritional components of agricultural products (such as vitamins and chlorophyll).

Customized service

To meet different experimental needs, we provide flexible customized services, including:

1. Optical path customization

-In addition to the standard 10mm, 20mm, 50mm, special optical path (such as 5mm, 30mm, etc.) can be customized.

2. Adaptation of specifications and interfaces

-Can match different brands of spectrophotometers (such as Shimadzu, PE, Agilent, etc.).

-Provide microcuvette (suitable for small volume samples) or covered cuvette (prevent volatilization).

3. Special treatment

-High temperature resistant quartz cuvette (can withstand high temperatures above 1000 ℃).

-Anti-fog coating treatment (suitable for low temperature or high humidity environment).

- Black or brown cuvette (for light sensitive samples).

4. Lettering and marking

-Supports laser lettering (such as brand LOGO and optical path identification), which is convenient for laboratory management.

Why choose our quartz fluorescent cuvette?

1. High-precision detection: low stray light design reduces data error, especially suitable for low-concentration samples.

2. Strong durability: Compared with ordinary glass cuvette, quartz material is more corrosion-resistant and has a longer service life.

3. Wide applicability: Compatible with UV-Vis, fluorescence, infrared and other spectrometers.

4. Flexible customization: one-stop solution can be provided by adjusting the size, optical path and material according to experimental requirements.

Frequently Asked Questions (FAQ)

For which detection scenarios are the various pathlength options (10–50 mm) suitable?

The choice of pathlength primarily depends on the concentration range of the sample being tested. A 10-mm pathlength is the standard configuration for fluorescence detection and is suitable for most routine analyses. Long-path cuvettes with path lengths of 20 mm, 30 mm, and 50 mm effectively extend the interaction path between light and the sample, significantly enhancing absorbance values. They are particularly suitable for detecting trace substances at extremely low concentrations or weakly fluorescent samples, helping you overcome the challenge of detection limits.

What is the key difference between fluorescence cuvettes and standard cuvettes?

Fluorescence detection is extremely sensitive to background interference. Standard glass cuvettes exhibit strong background fluorescence in the UV region, which can severely interfere with measurement results. Our quartz fluorescence cuvettes are made of far-UV quartz glass and feature low background fluorescence across a broad wavelength range of 190–2500 nm, ensuring that the signal you obtain comes purely from the sample itself, rather than the cuvette material.

How does your company ensure the optical precision of custom products and their compatibility with instruments from different brands?

We are well aware that the chamber structures of each instrument vary. We employ high-precision one-piece fusion molding or optical bonding technology to ensure that the parallelism of the cuvette’s optical surfaces, path length tolerances, and inner and outer diameter dimensions are strictly controlled (with tolerances for certain critical dimensions maintained within 0.05 mm). Simply provide us with the brand and model of your instrument or specific dimensional drawings, and we will provide you with a tailored solution.

In addition to standard square cuvettes, can you provide cuvettes with special designs?

Yes. For special requirements such as fluorescence testing of solid powders, we can customize cuvettes with removable side panels. Additionally, we can customize products such as stoppered microcuvettes, sealed ultramicrocuvettes (suitable for precious samples), and four-way (four-sided light-transmitting) fluorescence cells according to your experimental requirements.

The 10-50mm quartz fluorescent cuvette is an ideal choice for spectral analysis. With its high light transmittance, stability and customized service, it can meet the needs of precision detection in scientific research, industry and environmental protection. For more parameters or customized solutions, please contact us!

Luverre Quartz manufactures and sells a wide range of high quality quartz glass, including quartz tubes, quartz plates, quartz rods, quartz windows, quartz crucibles, quartz boats, quartz flanges, quartz beakers, quartz glass instruments, and more. We can meet all kinds of customized requirements for quartz glass products.