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FISHERBRAND 13-617B Glass Viscometer Tube 50

13-617b Fisherbrand Calibrated Glass Viscometer Tube Size 50

( Brand: Fisherbrand ), ( Manufacturer Part Number: 13-617B ), ( Part Type: Tube ), ( Custom Bundle: No ), ( Country Of Origin: United States ), ( Intended Use/discipline: Biological Laboratory, Dental Laboratory, Medical Laboratory, Microbiological Laboratory, Physical Laboratory )

Review FISHERBRAND Calibrated Glass Viscometer Tube Size 50

The **Fisherbrand 13-617B Glass Viscometer Tube (50 mL)** is a precision-engineered laboratory instrument designed for accurate and reliable viscosity measurements, making it an indispensable tool in both academic research and industrial quality control applications. Crafted from high-quality borosilicate glass, this viscometer tube adheres to stringent ASTM D446 and ISO 3105 standards, ensuring exceptional durability, chemical resistance, and thermal stability across a wide range of experimental conditions. Its sleek, tapered design features a calibrated scale marked in milliliters, allowing for precise fluid volume measurements with minimal error, which is critical for determining kinematic viscosity through the timed flow of liquids between two etched marks. The tube s smooth, polished interior minimizes surface tension effects, while its robust construction prevents deformation under standard laboratory pressures, ensuring consistent and reproducible results over repeated use. Ideal for use with Newtonian and non-Newtonian fluids, this viscometer is particularly well-suited for applications in polymer science, pharmaceutical development, food science, and petroleum analysis, where viscosity plays a pivotal role in product formulation and performance evaluation. The Fisherbrand 13-617B is compatible with a wide array of solvents and liquids, from water-based solutions to viscous oils, and its compatibility with standard viscometer adapters and baths enhances its versatility in automated or manual testing setups. Whether used in a controlled temperature bath or as part of a kinematic viscosity measurement protocol, this viscometer tube delivers the precision and reliability researchers demand, making it a cornerstone of fluid dynamics studies and quality assurance processes.

**Pros and Cons of buying a Fisherbrand 13-617B Glass Viscometer Tube (50 Pack)**

### **Pros**

1. **Precision and Accuracy** Glass viscometer tubes are designed for high-precision viscosity measurements, which are critical in industries like pharmaceuticals, chemicals, and food science. The Fisherbrand model is known for its reliability in delivering consistent results.

2. **Durability and Longevity** High-quality glass tubes, especially those from reputable brands like Fisher Scientific, are built to withstand repeated use without significant wear. Proper handling ensures they can last for years, making them a cost-effective long-term investment.

3. **Compatibility with Standard Methods** This tube is designed to meet ASTM and other industry standards for viscosity testing, ensuring that results are comparable across different labs and applications. This is particularly important for regulatory compliance in fields like pharmaceuticals or biotechnology.

4. **Easy to Clean and Maintain** Glass is non-porous and resistant to chemical degradation (when used within recommended limits), making it easier to clean thoroughly between uses. This reduces contamination risks and ensures accurate measurements.

5. **Wide Range of Applications** The 13-617B tube is suitable for a variety of liquids, including oils, solvents, resins, and biological fluids, depending on the viscosity range. Its versatility makes it a valuable tool in research and quality control labs.

6. **Cost-Effective in Bulk** Purchasing a pack of 50 tubes reduces per-unit costs compared to buying individual tubes. This is beneficial for labs with frequent testing needs.

7. **Compatibility with Viscometers** The tube is designed to fit standard capillary viscometers (e.g., Cannon-Fenske, Ubbelohde), ensuring seamless integration into existing lab equipment.

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### **Cons**

1. **Fragility** Glass is brittle and can break if mishandled, dropped, or subjected to thermal shock (e.g., rapid temperature changes). This requires careful storage and handling, which may increase operational risks in busy labs.

2. **Limited Reusability for Highly Corrosive or Abrasive Liquids** While glass resists many chemicals, highly acidic, alkaline, or abrasive substances can damage the tube over time. In such cases, alternative materials (e.g., PTFE or stainless steel) may be necessary, limiting the tube s lifespan for certain applications.

3. **Cleaning Time and Effort** Glass tubes require thorough cleaning after each use to remove residual samples, which can be time-consuming, especially for viscous or sticky substances. Improper cleaning can lead to inaccurate readings or cross-contamination.

4. **Potential for Contamination** If not cleaned properly, glass tubes can harbor residues from previous samples, affecting subsequent measurements. This is a risk in any reusable labware but is particularly critical for viscosity testing, where even trace contaminants can skew results.

5. **Cost of Replacement** While the initial bulk purchase is cost-effective, replacing broken or damaged tubes can add up over time. Labs with high turnover or rough handling may incur higher long-term costs.

6. **Thermal Limitations** Glass has temperature constraints; extreme heat or cold can cause cracking or warping. This restricts its use in high-temperature applications without proper conditioning.

7. **Not Ideal for Low-Viscosity Liquids** The 13-617B tube may not be suitable for very low-viscosity fluids (e.g., water or thin solvents), as the flow time might be too short to measure accurately. In such cases, a different tube (e.g., with a narrower capillary) would be required.

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### **Conclusion**

The Fisherbrand 13-617B glass viscometer tube (50-pack) is a high-quality, precision instrument well-suited for labs requiring accurate viscosity measurements in moderate to high-viscosity liquids. Its durability, compatibility with industry standards, and ease of cleaning make it a strong choice for pharmaceutical, chemical, and food science applications. However, its fragility, cleaning requirements, and limitations with certain substances or temperature ranges must be carefully considered.

For labs with frequent viscosity testing needs and proper handling protocols, this tube offers excellent value. Conversely, labs dealing with highly corrosive materials, extreme temperatures, or low-viscosity fluids may need to supplement or replace it with alternative materials.

### **Recommendation**

**Buy the Fisherbrand 13-617B tube if:**

- Your lab performs regular viscosity testing on moderate to high-viscosity liquids (e.g., oils, polymers, or pharmaceutical suspensions).

- You prioritize accuracy and compliance with ASTM or similar standards.

- Your lab can implement strict handling and cleaning protocols to minimize breakage and contamination risks.

- You are purchasing in bulk to balance cost and convenience.

**Consider alternatives if:**

- You frequently test highly corrosive or abrasive liquids (e.g., strong acids or solvents), in which case PTFE or stainless steel tubes may be more appropriate.

- Your samples have very low viscosity, as the tube may not provide accurate flow times.

- Your lab lacks the resources or training to handle fragile glassware safely, increasing the risk of breakage and downtime.

For most standard laboratory applications, the Fisherbrand 13-617B tube is a reliable and cost-effective choice when used correctly. Always pair it with proper viscometer calibration and maintenance procedures to ensure optimal performance.

Details:

part #: 13617b price

  • $67.49

specifications plasticwarelabsuppy:

  • brand: Fisherbrand
  • mpn: 13-617b
  • part type: Tube
  • custom bundle: No
  • country of origin: United States
  • intended use/discipline: Biological Laboratory, Dental Laboratory, Medical Laboratory, Microbiological Laboratory, Physical Laboratory

seller plasticwarelabsuppy:

  • city: New Castle, Indiana
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general plasticwarelabsuppy:

  • Medical, Lab Dental Supplies > Glassware Plasticware > Other Medical Lab Glassware
  • condition: Used

offer plasticwarelabsuppy:

  • started: February 22, 2026
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • quantity: 1

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  • service: USPS Ground Advantage
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part type: tube, custom bundle: no, country of origin: united states, intended use/discipline: biological laboratory, dental laboratory, medical laboratory, microbiological laboratory, physical laboratory,
category: business & industrial > medical, lab dental supplies > glassware plasticware > medical lab glassware, sku: 13322561504686751,
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