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(VLM860) 860μL Flow Cell, Quartz Tubes, 2 Windows, Lightpath 1mm, Molded

Weight 100 g
Brand

Resistant to Chemicals

SKU: VLM860

$547.00 Original price was: $547.00.$383.00Current price is: $383.00.

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This flow-through cuvette is for absorption applications, with a path length of 1 mm. Resistant to chemicals. Use up to 1200°C.  The price is for 1 piece.

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  • Type: Molded
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Description

VLM860 Flow Cell is a precision quartz flow cell designed for absorption spectroscopy and general optical measurement applications requiring stable and clean flow. With a 1 mm optical path length and an internal volume of 860 μL, it’s well-suited for low-to-medium volume flow systems that demand high signal stability and optical accuracy.

This model is manufactured using molded fabrication, ensuring excellent optical clarity, smooth flow channels, and highly consistent path length with a tolerance of ±0.01 mm — significantly more precise than bonded or fused cuvettes. It’s compatible with quartz connectors and covers a broad spectral range for UV/VIS measurements.

Molded Fabrication Features

  • Superior optical surface finish with high light transmission.
  • No adhesives — clean, inert, and stable flow channel.
  • High thermal resistance: up to 1200 °C short-term, 600 °C continuous use.
  • Excellent chemical compatibility: resistant to most acids, bases, and organic solvents except HF; tolerates toluene and acetone.
  • Path length tolerance ±0.01 mm for superior measurement reproducibility.

Typical Applications

  • UV/VIS absorbance spectroscopy
  • Liquid chromatography detectors
  • Flow-based analytical systems
  • OEM instrumentation requiring high optical precision

Key Features

  • 1 mm optical path length with 860 μL internal volume
  • 2 clear optical windows for precise light transmission
  • Molded fabrication ensures superior accuracy and chemical durability
  • Quartz connectors for stable fluid connections
  • UV/VIS spectral range 190 – 2500 nm

Technical Specifications

Type Flow Cell Optical Path Length 1 mm
Article No. VLM860 Volume 860 μL
Measuring Method Absorption Cells Connector Quartz
Number of Windows 2 Wavelength Range UV/VIS (190 – 2500 nm)
Outside Dimensions Length: 45 mm
Width: 25 mm
Depth: 4 mm
Inside Dimensions Length: 41 mm
Width: 22 mm
Depth: 1 mm
Fabrication Method Molded* Package Cell Only

Note: Molded fabrication provides industry-leading path length precision (±0.01 mm), excellent chemical resistance, and superior optical quality — making this flow cell an excellent choice for high-stability absorbance and OEM analytical applications.

Comparison of Fabrication Types

1234
*Molded*Fused*Bonded / Glued
UV vis ( 190- 2500 nm)YesYesYes
Transmission Matched On RequestNoNo
Transmission > 80%YesYesYes
Resistant to Acids and Bases (except hydrofluoric acid)YesYesNo
Resistant to Organic SolventsYesYesNo
Usable upto 600°C (1112°F)YesYesYes
Usable upto 1200°C (2192°F)YesNoNo
0 Variations ReadingOn RequestNoNo
FabricationMoldedAssembled with Quartz PowderAssembled with Glue
AdhesivesNoNoYes
StorageShort Term StorageClean After UseClean After Use
Available MaterialFused Quartz Material
NoteMolded and fused cuvettes and cells are assembled by direct fusion without the use of adhesives throughout the production process. This guarantees resistance against corrosive chemicals and high temperature. Each quartz cuvette and cell has excellent transmission from 190nm to 2500nm.

 

1

QVARZ Cuvettes Transmission Characteristics

    The following table is our cuvettes and cells made of quartz material suitable for wavelength from 190nm to 2500nm and depicts the percentage transmission for the material. IR or Glass material is not included.
Fused UV vis Cuvettes Transmission
Why QVARZ Cuvettes and Cells?

QVARZ is world-renowned as the producer of premium quartz cuvettes. Over fifteen years of experience manufacturing quartz cuvettes ensures that every QVARZ cuvettes are manufactured to the most exacting standards for reproducible results.

  • Spectrophotometry cuvettes - Most spectrophotometry applications in the visible and UV ranges benefit from QVARZ spectrophotometry cuvettes. Our cuvettes made of fused quartz material deliver precise and reliable readings even at wavelengths as low as 190 nm. QVARZ cuvettes are compatible with most spectrophotometers and photometers with standard 0.2 - 100 mm path lengths.

  • Fluorometry cuvettes - QVARZ brings two decades of experience molding high-quality spectrophotometry cuvettes to new four-sided clear cuvettes for fluorometry. Available in standard quartz material with ultra-low auto-fluorescence for the highest precision measurements.

  • Protective packaging - QVARZ cuvettes are encased in dust-free, low scratching expanded polystyrene packaging. This ensures that premium cuvettes arrive in the laboratory ina the same pristine condition they were in at the factory, with optical quality windows and free of contaminants. 

  • Volumes for most purposes - Our cuvettes are available in a variety of ranges from macro to macro semi-micro sizes to respond to the needs of most scientific applications. We are also able to customize sample volume to deliver consistent, accurate findings.

  • Perform consistently - QVARZ Cuvettes are constructed from high-quality fused quartz materials and are grouped by manufacturing mold cavities to ensure the lowest fluctuation in extinction coefficient.

  • Customization - Custom cuvettes and cells are encouraged and available upon request; mechanical drawings with specifications and tolerances are prerequisites. Awesome pricing and flexibility on small quantities. 


To the best of our knowledge, the technical information provided here is accurate. However, Qvarz.com assumes no liability for the accuracy of this information. The values provided here are typical at the time of manufacture and may vary over time and from batch to batch.

Additional information

Weight 100 g
Brand

Resistant to Chemicals

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