GAS TB-1-VPP Tedlar Bag Air Sampling Pvf Film Fitting 705353590030 1L

( Brand: Gas ), ( Manufacturer Part Number: TB-1-VPP ), ( Part Type: Air Film Bag ), ( Item Weight: 7.8 Ounces ), ( Product Dimensions: 9 X 7 X 1 Inches ), ( Is Discontinued By Manufacturer: No ), ( UPC: 705353590030 )

Review GAS Corporation Tedlar Bag 1l Air Sampling Pvf Film Polypropylene Fitting

The **TB-1-VPP Tedlar Bag (1L Air Sampling, PVdF Film Fitting)** is a high-performance, single-use gas sampling bag designed for precise and reliable collection, storage, and analysis of volatile organic compounds (VOCs), air pollutants, and other trace gases in environmental, industrial, and research applications. Constructed from **Tedlar (polyvinyl fluoride, PVdF)**, a chemically inert and impermeable fluoropolymer, this bag ensures minimal adsorption or desorption of target analytes, maintaining sample integrity over extended periods. The **1-liter capacity** provides an optimal balance between portability and volume, making it ideal for field sampling, emissions testing, and laboratory analysis where space and handling efficiency are critical. The **PVdF film fitting** offers a secure, leak-proof connection to sampling equipment, such as pumps, syringes, or gas chromatographs, while its low permeability to moisture and contaminants further safeguards sample purity. Engineered with a **reinforced neck and heat-sealed closure**, the bag resists punctures, tears, and pressure fluctuations, ensuring stability during transport and storage. Its **clear, durable construction** allows for easy visual inspection of sample volume, while the **sterile, non-reactive material** eliminates cross-contamination risks. Whether used in ambient air monitoring, workplace safety assessments, or scientific research, this Tedlar bag delivers unmatched accuracy and versatility, making it an indispensable tool for professionals demanding the highest standards of gas sampling technology.

### **Pros and Cons of Buying a TB-1-VPP Tedlar Bag (1L Air Sampling, PVC-Free Film, Fitting Included)**

1. **High Purity and Chemical Resistance** Tedlar film (polyvinyl fluoride) is chemically inert, making it ideal for sampling volatile organic compounds (VOCs), gases, and air pollutants without contamination or adsorption of analytes. This ensures accurate and reliable sample integrity.

2. **PVC-Free Design** Unlike traditional PVC bags, Tedlar bags do not leach phthalates or other plasticizers, reducing the risk of sample cross-contamination. This is particularly important in environmental, medical, and industrial applications where purity is critical.

3. **Reusable and Durable** Tedlar bags are designed to withstand repeated use without significant degradation, provided they are handled properly. This makes them cost-effective for long-term sampling campaigns.

4. **Low Permeability** The film has minimal permeability to gases, ensuring that samples remain stable over extended storage periods (typically up to several weeks, depending on the analytes).

5. **Compatibility with Analytical Instruments** Tedlar bags are widely used with gas chromatographs (GC), mass spectrometers (MS), and other analytical instruments due to their compatibility with standard sampling techniques and connectors.

6. **Versatile Applications** Suitable for environmental monitoring (e.g., air quality, emissions testing), occupational health (e.g., workplace air sampling), forensic analysis, and research in atmospheric chemistry.

7. **Easy to Handle and Store** The 1L size is compact yet sufficient for many field sampling applications. The included fitting ensures a secure connection to sampling pumps or analyzers, simplifying setup.

8. **Regulatory Compliance** Tedlar bags meet or exceed standards for air sampling in industries such as OSHA, EPA, and ISO, making them a trusted choice for compliance-driven applications.

---

1. **Cost** Tedlar bags are more expensive than disposable alternatives like aluminum or nylon bags. The upfront cost may be prohibitive for small-scale or one-time sampling projects.

2. **Potential for Leaks** If not sealed or handled improperly, Tedlar bags can develop leaks, especially at the fitting or weld points. This requires careful inspection and proper storage to prevent contamination or sample loss.

3. **Limited Temperature Range** While Tedlar film is stable over a wide range of temperatures, extreme heat or cold (e.g., freezing) can cause material stress or brittleness, potentially compromising integrity.

4. **Weight and Bulk** The 1L size is manageable, but larger Tedlar bags can be heavier and less portable than smaller alternatives. This may be a consideration for fieldwork in remote locations.

5. **Maintenance Required** Reusable bags require cleaning between uses to prevent residue buildup, which can affect future samples. Improper cleaning may introduce carryover contaminants.

6. **Not Ideal for High-Pressure Applications** Tedlar bags are not designed for high-pressure sampling; they are best suited for near-atmospheric pressure applications.

7. **Limited Shelf Life** Even unused, Tedlar bags may degrade over time if exposed to UV light or improper storage conditions. It is advisable to check expiration dates or material certifications.

8. **Specialized Handling** Proper sampling techniques (e.g., avoiding static electricity, ensuring clean connections) are required to prevent sample degradation or contamination. Training may be needed for inexperienced users.

---

### **Conclusion**

The **TB-1-VPP 1L Tedlar bag** is a high-quality, chemically inert sampling bag that excels in applications requiring purity, reusability, and compatibility with sensitive analytical instruments. Its advantages in chemical resistance, low permeability, and compliance with strict standards make it a preferred choice for environmental, industrial, and research applications. However, its higher cost, potential for leaks, and maintenance requirements may pose challenges for budget-conscious or small-scale users.

For **long-term, high-precision sampling projects** particularly in fields like air quality monitoring, emissions testing, or VOC analysis the benefits of using a Tedlar bag outweigh its drawbacks. If cost is a major concern and the sampling requirements are less demanding, alternatives like disposable aluminum bags or nylon bags may be considered, though they lack the chemical inertness of Tedlar.

---

### **Recommendation**

- You are conducting **high-purity air sampling** (e.g., VOCs, toxic gases, or regulatory compliance testing).

- You require **reusable, low-permeability bags** for repeated use in field or laboratory settings.

- Your budget allows for the **premium cost** of a chemically inert sampling solution.

- You need **compatibility with GC-MS or other sensitive analytical instruments**.

- Your project is **one-time or low-budget**, and disposable bags (e.g., aluminum or nylon) suffice.

- You are sampling **high-pressure gases** or require bags with different mechanical properties.

- You lack the **storage and handling infrastructure** to maintain bag integrity (e.g., proper sealing, cleaning, and storage conditions).

For most **serious air sampling applications**, the TB-1-VPP Tedlar bag is a **strong recommendation** due to its reliability and performance. Pair it with proper training on handling and storage to maximize its lifespan and accuracy.

Details:

When the bag is full approx. By combining a shut-off valve and Teflon-lined septum, you are able to fill the bag remove sample for analysis with one fitting. Our Tedlar bags utilize a patent pending 2-in-1 fitting. Always ensure the bag, fitting, and tubing materials are appropriate for compounds being sampled.

The septum can be used for removing the sample using a syringe. The stem is used to connect 1/8 ID tubing for filling and emptying the bag. Open the valve by holding stem and turning top portion of fitting counterclockwise one turn. Bags of Tedlar film.

Insert the needle into red septum on top of fitting. Guidelines: CEL Scientific does not recommend reusing Tedlar bags in most cases. Do not allow the needle to pierce Tedlar film on back side of bag.

Capacity: 1 Liter - Size: 7'' x 9'' Material: 2 mil Tedlar PVF film MADE IN USA. Tedlar bags are designed for use at atmospheric pressure. Used for indoor air sampling, hazardous waste sites, leaking underground storage tanks, stack soil Gas blending, calibration test standards, and most other sampling needs. Withdraw the sample and remove needle, septum will reseal itself.

Fittings are available in polypropylene, stainless steel, and Teflon.

part #: tb1 prices

• $179.10-$247.99

specifications incontinai:

• brand: Gas
• mpn: Tb-1-vpp
• part type: Air Film Bag
• item weight: 7.8 Ounces
• product dimensions: 9 X 7 X 1 Inches
• is discontinued by manufacturer: No
• upc: 705353590030

shipping incontinai:

• service: Standard
• cost: $0.00
• class: Standard
• type: Fixed
• transit: 4-7 Days

offer incontinai:

• options: Ship-to-home
• started: May 16, 2026
• quantity: 1
• sold: 0
• availability: In Stock

payments incontinai:

• other
• wallet: Paypal
• credit card: Diners-club

seller incontinai:

• # reviews: 145
• city: Denver, Colorado
• rating: 99.3%

returns incontinai:

• policy: Returns Accepted
• time: 30 Days
• method: Money back
• paid by: Seller

general incontinai:

• Medical Mobility > Daily Living Aids > Incontinence Aids
• condition: New

Gas TB-1 Is Similar To:

• Cel Scientific 735334777020 5l Air Sampling Gas Pvf Film Polypropylene Fitting Valve Pack O (61% similar) Bags of tedlar film can be used for indoor air sampling, hazardous waste sites, leaking underground storage tanks, stack soil Gas blending, calibration test standards, and most other sampling needs. Withdraw the sample and remove needle, septum will reseal itself. Does not recommend reusing tedlar ...(March 24th, 2025)