
PTFE Water Sampler – Chemically Inert High-Purity Water Sampling Bottle
PTFE (polytetrafluoroethylene) Water Sampler is a device for collecting water samples, and its core components or all structures are made of PTFE material. PTFE is often used in high-demand water quality sampling scenarios due to its unique chemical inertness, corrosion resistance and low adsorption, especially in situations where sample contamination needs to be avoided.
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Cylex Plastics is a professional PTFE Water Sampler Supplier. The following are our cases.

PTFE Water Sampler Features and Advantages
● Chemical inertness
PTFE is resistant to strong acids, strong bases, organic solvents and oxidants, and is suitable for collecting corrosive or high-purity water samples (such as industrial wastewater, seawater, acidic lakes, etc.).
● Low adsorption
The surface hardly adsorbs trace substances (such as heavy metals and organic matter), ensuring the authenticity of the sample.
● High cleanliness
Avoids metal or plastic dissolution contamination, suitable for trace analysis (such as laboratory analysis, environmental monitoring).
● Temperature tolerance
Can adapt to high or low temperature environments (PTFE is usually resistant to -200°C to +260°C).
Common application scenarios
● Environmental monitoring: Collecting pollutants (such as heavy metals and organic pollutants) in groundwater, rivers and lakes.
● Laboratory research: Sample collection that requires ultrapure water or avoids cross contamination.
● Industrial processes: Sampling of high-purity water or corrosive liquids in the chemical and semiconductor industries.
● Marine surveys: Resistant to seawater corrosion and good long-term stability.
● Food and beverage industry: used for sampling and testing of raw water and finished beverages.
PTFE Water Sampler Possible variants or designs
● Full PTFE sampler: the whole is made of PTFE, including the bottle, lid, and pipeline.
● Composite design: only key contact parts (such as lining and seals) use PTFE, and other parts are stainless steel or glass.
● Automatic sampler: with PTFE pipeline and liquid storage unit, used for continuous sampling.
● Automatic flip cover: the sampler consists of two semicircular upper covers with shafts and a movable bottom plate. The flip cover can be opened and closed automatically, which is convenient for collecting water samples at different depths.
● Anti-fall and durable: the material is sturdy and suitable for use in complex outdoor environments.
● Portability: the sampler is lightweight and can be equipped with a 20-40 meter rope, which is suitable for sampling needs in remote areas without power supply.
Sealing options:
Standard PTFE threaded cap (economical)
Spring-loaded + PTFE diaphragm (anti-volatile, VOC sampling)
● Accessory compatibility: can be used with PTFE handle, nylon rope (deep well sampling) or autosampler interface
Technical parameters:
● Optional volume: 50mL, 100mL, 250mL (customizable).
● Sampling depth: can be set according to needs, and the bottom is designed to sink vertically under its own weight.
● Cleaning and maintenance: The top cover is removable, which is convenient for cleaning and replacement of parts.
Advantages summary
● High-purity sampling: PTFE material avoids sample contamination and ensures the accuracy of analysis results.
● Deep sampling capability: Supports water sample collection at different depths to meet the needs of complex environments.
● Durability: Anti-fall and corrosion-resistant, suitable for long-term use in harsh environments.
● Convenient operation: Automatic flip cover design and lightweight structure improve sampling efficiency.
Precautions
● High cost: PTFE material is more expensive than ordinary plastic or glass.
● Mechanical strength: Pure PTFE may be softer, and attention should be paid to wear and tear. Some designs will add reinforcing materials.
● Cleaning method: High-purity solvents or special cleaning processes are required to avoid residues.
Customized solutions – meet special sampling needs
Cylex Plastics strictly produces according to clean standards, responds quickly from prototype to batch order, supports customization of different volumes (50-1000ml), bottle specifications and sealing methods, and can be equipped with anti-pollution packaging. Get a quote now >>
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Detailed Display of Processed Parts
With our rich industry experience, advanced technical strength and high-quality services, we provide one-stop plastic parts custom processing solutions for global customers. No matter how complex your needs are, we can provide you with satisfactory products and services. We look forward to working with you!

Excellent materials
The whole is made of excellent materials, in line with standards, and no cutting corners!
Surface treatment
The surface is smooth and burr-free, the force is even, the structure is stable, beautiful and practical, and the service life is long.


High processing accuracy
The dimensional accuracy error can be controlled within 0.002MM.
Customized processing
Various specifications can be customized according to customer requirements. Customization is also available according to drawings and samples.

Frequently Asked Questions

What is your order minimum?
Our typical order minimum for stock items is $50 however this can vary greatly by product. For products manufactured by CYLEX, we have a minimum order of $300.
What is your lead-time?
Stock items can usually be shipped same day if need. Manufactured items are normally 2 – 4 weeks, but that is dependent on the design and material requirements.
What types of materials do you offer?
Customized solutions are available in a variety of materials: polytetrafluoroethylene (PTFE)-based compounds, Fluoroplastic family (PCTFE,PFA,ECTFE, FEP), modified-PTFE( Alternative Rulon series) , plastics(PEEK,PAI,PEI), UHMWPE,POM Acetal, Nylon, silicone, elastomers and Complex customized components (and multi-component products) can be manufactured using a range of different innovative processes, including compression molding, Isostatic molding, Extrusion, Skiving, Etching, CNC machin ing, dipping and coating techniques.
What types of products do you offer?
O-rings, Gaskets, Extrusions, Bushings, Spring Energized Seals, Engineered Seals, Sealing Systems, and Custom Plastic Shapes. Generally, any type of product you would generically label as a seal. We also offer complete technical support for our products.
Do you have manufacturing capabilities?
Yes, we manufacture our own line of materials, seals,bearings, and plastic parts.
Does CYLEX offer Engineering support?
Yes, we can design products, or complete sealing systems to meet your requirements. CYLEX offers complete technical support for our product line.
What temperature range can your products handle?
From cryogenic to a few thousand degrees depending on the application and type of seal required.
What pressures will your products handle?
We have designed seals for use in full vacuum, and seals used up to 345MPa.
What are your manufacturing capabilities?
In house we have machining capabilities, CNC lathes and mill, and manual lathe and mill. We also offer assembly and kitting.
What type of energizers do you offer in your jacketed seals?
Cantilever, Canted Coil, Helical, Garter Springs, and O-rings.
What is the largest and smallest seal you can make?
we can turn parts up to 1000mm in diameter.We have made seals with an inner diameter as small as0.5mm.












