Fused silica tube with diameter of 1.5-500mm for environmental detection
The environmental detection fused silica tube is specially designed for the harsh environmental detection and analysis field
LUVERRE quartz
99.99%
Inner with Vacuum PVC bag and then wrapped with air bubble film, outer with wooden box.
as per customer's requirement
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The environmental detection fused silica tube is specially designed for the harsh environmental detection and analysis field, providing full-size (1.5mm-500mm in diameter) high-purity fused silica tubes from miniaturization to large-scale. Made using high-temperature melting technology, it has extremely excellent optical properties, thermal stability, and chemical inertness, and is the core basic material for building high-precision and high reliability detection systems.

Core advantage: Why choose our fused silica tube?
Our product solves multiple key pain points in environmental testing at the material level, and its advantages are mainly reflected in the following aspects:
1. Ultimate optical performance
High UV infrared transmittance: maintains extremely high transmittance in a wide spectral range from deep ultraviolet (~185nm) to near-infrared (~2500nm), especially suitable for applications sensitive to short waves such as UV analysis and spectral detection.
Low spontaneous fluorescence: The material has high purity and effectively avoids background fluorescence interference caused by its own impurities, significantly improving the signal-to-noise ratio and sensitivity of fluorescence detection and biosensing.
2. Excellent physical and chemical stability
Extremely low coefficient of thermal expansion (~5.5 × 10 ⁻⁷/℃): capable of withstanding severe temperature fluctuations without rupture (excellent thermal shock resistance), ensuring long-term dimensional stability in high-temperature sample processing, combustion tube and other scenarios.
Ultra high corrosion resistance: except for hydrofluoric acid and hot phosphoric acid, it can resist the corrosion of the vast majority of acid, alkali, and halogen media, and perfectly cope with the sampling and analysis of complex and corrosive environmental gases.
High softening point and high temperature resistance: Long term use temperature can reach 1100 ℃, and short-term maximum tolerance temperature can reach 1450 ℃, meeting the needs of high temperature catalysis, flue gas analysis, etc.
3. Extremely high material purity
Using top-grade natural crystals or high-purity silica sand as raw materials, the hydroxyl content is controllable, and the total amount of metal impurities is extremely low (usually<1ppm). This fundamentally eliminates sample contamination and catalytic side reactions, ensuring the authenticity and accuracy of analytical data.

Main application areas
This series of fused silica tubes is an indispensable key component of the following high-end environmental detection and analysis equipment:
Online gas analysis system: As a sampling tube and heat tracing tube in the sample gas pretreatment system, it prevents the adsorption and reaction of acidic and corrosive gases, ensuring the authenticity of the sample gas.
Continuous emission monitoring system for flue gas: used for high-temperature sampling probes in CEMS systems, measurement chambers for ultraviolet differential absorption spectroscopy, corrosion-resistant and high-temperature resistant.
Gas chromatography and mass spectrometer: As the inlet liner and transmission pipeline of GC/MS, its inert surface can prevent the adsorption and decomposition of active substances.
UV/visible/near-infrared spectrometer: acts as a spectral absorption cell (gas/liquid), and its excellent optical transmittance is the basis for ensuring measurement accuracy.
High precision water quality monitoring: used for flow tanks and reaction tubes in equipment such as TOC analyzers and online fluorescence meters.
Semiconductor industry environmental monitoring: used as a non polluting and non precipitating transport pipeline in ultra pure air gas and clean room particle monitoring.

The key problems we can solve
Choosing our product means you can effectively tackle the following technical challenges:
Addressing the issue of measurement distortion: Traditional metal or ordinary glass tube walls can adsorb reactive gases (such as SO ₂, NOx, VOCs) or catalyze their reactions. Our high-purity fused silica tubes provide an absolutely inert surface to ensure "fidelity" from sampling to analysis.
Improving detection limit and sensitivity: Low fluorescence background and ultra-high UV transmittance enable fluorescence and UV detectors to capture weaker signals, thereby enhancing the instrument's detection capability for trace pollutants.
Enhance system durability and reliability: Excellent thermal shock resistance and corrosion resistance significantly reduce the risk of pipeline rupture and aging under high temperature and high corrosion conditions, reducing maintenance frequency and downtime.
Coping with complex and extreme working conditions: Whether it is high-temperature flue gas, high humidity sample gas, or highly corrosive chemical environments, this product can provide stable and durable working performance, expanding the application boundaries of detection equipment.

Customized service
We are well aware that standard products may not necessarily meet all the needs of innovative research and development and special applications. Therefore, we offer comprehensive customized services:
Precision machining of dimensions: Based on the drawings you provide, we can accurately control the outer diameter, inner diameter, wall thickness, length, and roundness to meet the integration requirements of specific equipment.
End treatment: Provides various end treatment processes such as flame polishing, precision grinding, cutting and sealing, expanding, and bending.
Surface coating and modification: We can provide services such as inert coating (such as deactivation treatment) for inner walls to meet extremely demanding analytical requirements.
Attachment integration: It can pre weld quartz flanges, connectors, or assemble with inert materials such as PFA and PTFE, providing a plug and play solution.

In today's increasingly important environment monitoring data, every core component of detection equipment is crucial. Our full-size fused silica tube, with its irreplaceable material characteristics, provides a solid guarantee for you to build an accurate, reliable and durable analysis system from the laboratory to the site. We are committed to collaborating with all parties to jointly promote the advancement of environmental detection technology.

Luverre Quartz can manufacture customized quartz tubes in various shapes, such as spiral, square, round, with processing including cutting, bending, welding, etc., and available in different colors, such as transparent quartz tubes, opaque quartz tubes, milky white quartz tubes, red quartz tubes, and so on.
The environmental detection fused silica tube is specially designed for the harsh environmental detection and analysis field, providing full-size (1.5mm-500mm in diameter) high-purity fused silica tubes from miniaturization to large-scale. Made using high-temperature melting technology, it has extremely excellent optical properties, thermal stability, and chemical inertness, and is the core basic material for building high-precision and high reliability detection systems.

Core advantage: Why choose our fused silica tube?
Our product solves multiple key pain points in environmental testing at the material level, and its advantages are mainly reflected in the following aspects:
1. Ultimate optical performance
High UV infrared transmittance: maintains extremely high transmittance in a wide spectral range from deep ultraviolet (~185nm) to near-infrared (~2500nm), especially suitable for applications sensitive to short waves such as UV analysis and spectral detection.
Low spontaneous fluorescence: The material has high purity and effectively avoids background fluorescence interference caused by its own impurities, significantly improving the signal-to-noise ratio and sensitivity of fluorescence detection and biosensing.
2. Excellent physical and chemical stability
Extremely low coefficient of thermal expansion (~5.5 × 10 ⁻⁷/℃): capable of withstanding severe temperature fluctuations without rupture (excellent thermal shock resistance), ensuring long-term dimensional stability in high-temperature sample processing, combustion tube and other scenarios.
Ultra high corrosion resistance: except for hydrofluoric acid and hot phosphoric acid, it can resist the corrosion of the vast majority of acid, alkali, and halogen media, and perfectly cope with the sampling and analysis of complex and corrosive environmental gases.
High softening point and high temperature resistance: Long term use temperature can reach 1100 ℃, and short-term maximum tolerance temperature can reach 1450 ℃, meeting the needs of high temperature catalysis, flue gas analysis, etc.
3. Extremely high material purity
Using top-grade natural crystals or high-purity silica sand as raw materials, the hydroxyl content is controllable, and the total amount of metal impurities is extremely low (usually<1ppm). This fundamentally eliminates sample contamination and catalytic side reactions, ensuring the authenticity and accuracy of analytical data.

Main application areas
This series of fused silica tubes is an indispensable key component of the following high-end environmental detection and analysis equipment:
Online gas analysis system: As a sampling tube and heat tracing tube in the sample gas pretreatment system, it prevents the adsorption and reaction of acidic and corrosive gases, ensuring the authenticity of the sample gas.
Continuous emission monitoring system for flue gas: used for high-temperature sampling probes in CEMS systems, measurement chambers for ultraviolet differential absorption spectroscopy, corrosion-resistant and high-temperature resistant.
Gas chromatography and mass spectrometer: As the inlet liner and transmission pipeline of GC/MS, its inert surface can prevent the adsorption and decomposition of active substances.
UV/visible/near-infrared spectrometer: acts as a spectral absorption cell (gas/liquid), and its excellent optical transmittance is the basis for ensuring measurement accuracy.
High precision water quality monitoring: used for flow tanks and reaction tubes in equipment such as TOC analyzers and online fluorescence meters.
Semiconductor industry environmental monitoring: used as a non polluting and non precipitating transport pipeline in ultra pure air gas and clean room particle monitoring.

The key problems we can solve
Choosing our product means you can effectively tackle the following technical challenges:
Addressing the issue of measurement distortion: Traditional metal or ordinary glass tube walls can adsorb reactive gases (such as SO ₂, NOx, VOCs) or catalyze their reactions. Our high-purity fused silica tubes provide an absolutely inert surface to ensure "fidelity" from sampling to analysis.
Improving detection limit and sensitivity: Low fluorescence background and ultra-high UV transmittance enable fluorescence and UV detectors to capture weaker signals, thereby enhancing the instrument's detection capability for trace pollutants.
Enhance system durability and reliability: Excellent thermal shock resistance and corrosion resistance significantly reduce the risk of pipeline rupture and aging under high temperature and high corrosion conditions, reducing maintenance frequency and downtime.
Coping with complex and extreme working conditions: Whether it is high-temperature flue gas, high humidity sample gas, or highly corrosive chemical environments, this product can provide stable and durable working performance, expanding the application boundaries of detection equipment.

Customized service
We are well aware that standard products may not necessarily meet all the needs of innovative research and development and special applications. Therefore, we offer comprehensive customized services:
Precision machining of dimensions: Based on the drawings you provide, we can accurately control the outer diameter, inner diameter, wall thickness, length, and roundness to meet the integration requirements of specific equipment.
End treatment: Provides various end treatment processes such as flame polishing, precision grinding, cutting and sealing, expanding, and bending.
Surface coating and modification: We can provide services such as inert coating (such as deactivation treatment) for inner walls to meet extremely demanding analytical requirements.
Attachment integration: It can pre weld quartz flanges, connectors, or assemble with inert materials such as PFA and PTFE, providing a plug and play solution.

In today's increasingly important environment monitoring data, every core component of detection equipment is crucial. Our full-size fused silica tube, with its irreplaceable material characteristics, provides a solid guarantee for you to build an accurate, reliable and durable analysis system from the laboratory to the site. We are committed to collaborating with all parties to jointly promote the advancement of environmental detection technology.

Luverre Quartz can manufacture customized quartz tubes in various shapes, such as spiral, square, round, with processing including cutting, bending, welding, etc., and available in different colors, such as transparent quartz tubes, opaque quartz tubes, milky white quartz tubes, red quartz tubes, and so on.