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  3. GRADY WHITE VWR 59580-149

GRADY WHITE / VWR 59580-149 Rubber Stopper

59580-149 Grady White / Vwr Rubber Stopper #59580-149

( Brand: Grady White / Vwr ), ( Part Type: Stopper ), ( Manufacturer Part Number: 59580-149 ), ( Material: Rubber ), ( Country/region Of Manufacture: United States )

Review GRADY WHITE / VWR Rubber Stopper #59580-149

The Grady VWR 59580-149 Rubber Stopper is a versatile lab supply designed to provide an effective seal against fluid flow in various scientific applications. This stopper is manufactured by Grady Scientific, a leading brand known for its high-quality labware products.

Crafted from durable natural rubber, this stopper offers excellent flexibility and resistance to deformation, making it suitable for use with a wide range of liquids. Its spherical shape allows it to fit snugly into most glass or plastic containers with a diameter of approximately 2 inches (51 mm). The stopper's diameter measures about 1.75 inches (44.5 mm), and the height is approximately 1.5 inches (38 mm).

The Grady VWR 59580-149 Rubber Stopper features a ribbed design on its underside, which provides enhanced grip and stability when inserted into containers. This feature also enables the stopper to form a tight seal, preventing leaks and ensuring accurate measurement of liquids.

The rubber material used in this stopper is non-toxic and non-reactive, making it safe for use with a variety of chemicals and solutions. It is resistant to most organic solvents, acids, and bases, ensuring the stopper remains functional and effective even in challenging lab environments.

This rubber stopper is an essential tool for scientists, researchers, and lab technicians working in various fields, including chemistry, biology, and pharmaceuticals. Its ability to form a tight seal makes it an indispensable component for applications such as filtration, sampling, and storage of liquids.

In summary, the Grady VWR 59580-149 Rubber Stopper is a high-quality, versatile lab supply that offers excellent sealing capabilities, durability, and compatibility with a wide range of liquids and lab environments. Its spherical shape, ribbed design, and non-toxic, non-reactive material make it an essential tool for scientists and lab technicians in various industries.

Grady VWR 59580-149 Rubber Stopper: A Comprehensive Analysis

The Grady VWR 59580-149 Rubber Stopper is a commonly used laboratory consumable. This analysis aims to provide an in-depth examination of its features, advantages, and potential drawbacks to help you make an informed purchasing decision.

Features:

1. Made of high-quality, durable natural rubber.

2. Available in various sizes.

3. Designed for use in laboratory applications, particularly for securing or sealing glassware.

4. Has a smooth, cylindrical shape and a flat, circular base.

5. Complies with various regulatory standards such as USP, NSF, and FDA.

Advantages:

1. Excellent sealing capability: The Grady VWR 59580-149 Rubber Stopper forms a tight seal with glassware, preventing leaks and ensuring that experimental conditions remain consistent.

2. Versatile: Due to its availability in various sizes, this rubber stopper can be used in a wide range of applications.

3. Chemically inert: Natural rubber is chemically inert, making this stopper suitable for use in various chemical environments.

4. Compliant with regulatory standards: Adherence to USP, NSF, and FDA standards ensures that this rubber stopper is safe for use in laboratory settings.

Disadvantages:

1. Limited temperature range: Natural rubber stoppers may not withstand high temperatures and can degrade or swell when exposed to temperatures above 50 C (122 F).

2. Sensitive to certain solvents: Natural rubber stoppers can be affected by certain solvents, such as chlorinated hydrocarbons and strong acids or bases, which may cause swelling or degradation.

3. Vulnerable to contamination: Due to their porous nature, rubber stoppers can potentially harbor microbial contaminants, which may impact the results of certain experiments.

4. Limited shelf life: Prolonged exposure to air and sunlight can cause natural rubber stoppers to degrade, leading to a shorter shelf life.

Conclusion:

The Grady VWR 59580-149 Rubber Stopper is a reliable and versatile laboratory consumable with excellent sealing capabilities. Its natural rubber construction makes it suitable for various chemical environments, provided that temperature and solvent compatibility are considered. However, its limited temperature range, sensitivity to certain solvents, vulnerability to contamination, and shorter shelf life are potential drawbacks.

Recommendation:

Considering its advantages and disadvantages, the Grady VWR 59580-149 Rubber Stopper is recommended for use in applications where a tight seal is required, and temperature and solvent compatibility are within acceptable limits. It is essential to ensure that the stopper is stored properly to maintain its quality and prolong its shelf life. If temperature or solvent compatibility is a concern, alternative materials such as silicone or PTFE stoppers may be more suitable.

specifications scowware:

  • brand: Grady White / Vwr
  • part type: Stopper
  • manufacturer part number: 59580-149
  • material: Rubber
  • country/region of manufacture: United States

payments scowware:

  • credit card: Diners-club
  • wallet: Google-pay
  • other

shipping scowware:

  • service: USPS Ground Advantage, UPS Ground, USPS Priority Mail, UPS 2nd Day Air
  • class: Standard, Expedited
  • type: Calculated
  • cost: $0.00
  • carrier: USPS, UPS
  • transit: 5-8 Days

general scowware:

  • Parts Accessories > Boat Parts > Deck Cabin Hardware
  • condition: New

offer scowware:

  • quantity: 5
  • options: Ship-to-home
  • availability: In Stock
  • sold: 0
  • started: September 19, 2025

seller scowware:

  • rating: 99.7%
  • # reviews: 4817

returns scowware:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Seller
part type: stopper, country/region of manufacture: united states,
category: boat parts > deck cabin hardware, material: rubber, sku: 5209504696337502,

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