NASCO B01489WA Whirl Pak Write Bag 807342145924 18CM 9.5CM 0.064MM 207ML

( Brand: Nasco ), ( Manufacturer Part Number: B01489WA ), ( Part Type: Bag ), ( Capacity: 207.0 ), ( Unit Count: 500.0 ), ( UPC: 807342145924 ), ( Package Dimensions Lxwxh: 8.74x6.97x5.67 Inches ), ( Weight: 2.91 Pounds )

Review NASCO Whirl pak Write on Bag 18cm 9.5cm 0.064mm Thickness 207ml

The **Nasco B01489WA Whirl-Pak Write-On Bag** is a versatile and innovative laboratory tool designed to streamline sample collection, storage, and documentation in scientific, medical, and educational settings. With its compact yet durable construction, this 207ml bag offers a seamless solution for preserving and transporting liquids, gases, or semi-solid samples while maintaining sterility and integrity. Measuring just **18 cm in length and 9.5 cm in width**, the bag s slim profile makes it ideal for tight spaces, fieldwork, or portable lab applications, yet its robust material ensures resistance to punctures, leaks, and contamination. The **0.064mm thickness** of the bag s walls provides an optimal balance between flexibility and strength, allowing for easy sealing and handling without compromising the sample s safety. One of the most distinctive features of this product is its **write-on surface**, which enables users to label directly onto the bag itself using a permanent marker, eliminating the need for external labels or sticky notes that can peel or smudge. This built-in labeling system enhances organization, reduces errors, and ensures traceability critical factors in research, clinical diagnostics, or quality control processes. The Whirl-Pak bag s **heat-sealable design** guarantees a secure, airtight closure, preventing evaporation, oxidation, or microbial growth, making it suitable for storing biological samples, environmental swabs, or chemical solutions for extended periods. Whether used in microbiology for culturing bacteria, environmental testing for water or soil analysis, or educational labs for student experiments, this bag combines functionality with convenience, offering a reliable and cost-effective alternative to traditional sample containers. Its ease of use, combined with its adaptability across various disciplines, makes the Nasco Whirl-Pak Write-On Bag an indispensable asset for professionals and educators seeking a practical, no-fuss solution for sample management.

**Pros and Cons of buying a NASCO B01489WA Whirl-Pak Write-On Bag (18cm x 9.5cm, 0.064mm, 207ml)**

1. **Versatility in Use** The write-on feature allows for easy labeling directly on the bag, reducing the need for external labels or markers. This is particularly useful in laboratories, medical settings, or fieldwork where quick identification is critical.

2. **Durability and Seal** Whirl-Pak bags are designed to be leak-proof and puncture-resistant, ensuring sample integrity during storage, transport, or processing. The heat-sealed edges prevent contamination or spillage.

3. **Compatibility with Common Equipment** These bags are compatible with standard laboratory equipment, including centrifuges, autoclaves, and microwaves (when following manufacturer guidelines), making them convenient for various sample preparation methods.

4. **Sterility and Contamination Control** The bags are often manufactured in sterile conditions, reducing the risk of introducing external contaminants to samples. This is especially important in microbiology, clinical diagnostics, or food safety testing.

5. **Space Efficiency** The compact size (18cm x 9.5cm) allows for efficient storage and transport of multiple samples in a limited space, which is beneficial for fieldwork or small laboratories.

6. **Cost-Effective for Bulk Use** While individual bags may seem expensive, they are often cost-effective when purchased in bulk, making them suitable for laboratories or research settings with high sample volumes.

7. **Chemical Resistance** The material is typically resistant to a wide range of chemicals, solvents, and extreme temperatures, ensuring the bag does not degrade or react with the sample contents.

8. **Easy Sample Handling** The write-on surface simplifies documentation, as researchers or technicians can immediately record sample details (e.g., date, ID, contents) without additional tools.

9. **Reusable Potential (Under Certain Conditions)** If properly cleaned and sterilized, some users report reusing these bags for non-sterile or low-risk applications, extending their utility.

10. **Standardized Sizing** The consistent dimensions (0.064mm thickness, 207ml capacity) ensure uniformity in sample volume and handling, which is useful for standardized procedures.

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1. **Limited Reusability for Sterile Applications** While some users reuse bags for non-sterile purposes, reusing them for microbiological or clinical samples risks contamination, voiding their sterile integrity.

2. **Potential for Leaks Under Extreme Conditions** Although designed to be leak-proof, improper sealing, overfilling, or exposure to extreme pressure (e.g., deep freezing or high-speed centrifugation) may cause leaks.

3. **Write-On Surface Durability** The ink or marker used to label the bag may smudge, fade, or rub off over time, especially if the bag is handled frequently or exposed to moisture.

4. **Cost per Unit** Individual bags can be relatively expensive compared to alternatives like test tubes or vials, particularly for small-scale or occasional use.

5. **Not Ideal for All Sample Types** Some delicate or volatile samples (e.g., gases, highly reactive liquids) may not be suitable for Whirl-Pak bags due to potential material interactions or pressure buildup.

6. **Manual Labeling Requirement** Unlike pre-labeled containers, the write-on feature requires active labeling, which can introduce human error (e.g., illegible writing, incorrect information).

7. **Limited Transparency** Unlike plastic tubes or vials, the opaque nature of these bags makes visual inspection of samples difficult without opening them, which may not be ideal for certain applications.

8. **Environmental Concerns** If not disposed of properly, the plastic material may contribute to waste, though NASCO offers recycling options or alternatives for sustainable use.

9. **Compatibility Issues with Some Equipment** While generally compatible, certain specialized equipment (e.g., some PCR machines or high-throughput systems) may not accommodate Whirl-Pak bags, requiring additional processing steps.

10. **Storage Space for Bulk Orders** Large quantities of these bags occupy significant storage space, which may be a consideration for laboratories with limited storage capacity.

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The NASCO B01489WA Whirl-Pak Write-On Bag is a highly functional tool for laboratories, fieldwork, or clinical settings where sample integrity, labeling efficiency, and durability are prioritized. Its write-on feature, leak-proof design, and chemical resistance make it a reliable choice for applications such as microbiology, environmental testing, or food safety. However, its cost, limited transparency, and potential for human error in labeling may pose challenges depending on the specific use case.

For **research laboratories, clinical diagnostics, or field sampling** where sample tracking and contamination control are critical, the benefits of this bag outweigh its drawbacks. Conversely, for **small-scale or non-sterile applications** where cost or ease of visual inspection are more important, alternatives like test tubes or labeled vials might be preferable.

- You require a **leak-proof, reusable (for non-sterile use), and easily labelable** container for samples.

- Your work involves **fieldwork, microbiology, or clinical testing** where sample documentation and integrity are essential.

- You need **bulk storage solutions** for multiple samples in a compact form.

- You need **high transparency** for visual sample inspection.

- Your budget is constrained, and you require **lower-cost per-unit solutions**.

- Your samples are **highly volatile, gaseous, or require specialized equipment** not compatible with Whirl-Pak bags.

- You prioritize **minimal human interaction** in labeling (e.g., automated systems).

For optimal use, pair these bags with proper labeling practices, storage guidelines, and disposal methods to maximize their effectiveness and longevity.

Details:

Capacity is measured in fluid ounces, Bags should not be used at temperatures above 180 F 82 C, can frozen to any temperature, All bags are sterilized temperature.

part #: b01489wa price

• $155.72

specifications incontinai:

• brand: Nasco
• mpn: B01489wa
• part type: Bag
• capacity: 207.0
• unit count: 500.0
• upc: 807342145924
• package dimensions lxwxh: 8.74x6.97x5.67 Inches
• weight: 2.91 Pounds

returns incontinai:

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

seller incontinai:

• city: Las Vegas, Nevada
• rating: 98.8%
• # reviews: 347

general incontinai:

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

offer incontinai:

• started: April 8, 2026
• options: Ship-to-home
• availability: In Stock
• quantity: 1
• sold: 0

payments incontinai:

• credit card: Mastercard
• other
• wallet: Google-pay

shipping incontinai:

• transit: 3-9 Days
• cost: $0.00
• class: Expedited
• service: Expedited
• type: Fixed

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