
( Brand: Vwr ), ( Manufacturer Part Number: 89044-330 ), ( Part Type: Cap Liner ), ( Country/region Of Manufacture: United States ), ( Intended Use/discipline: Biological Laboratory, Medical Laboratory, Physical Laboratory )
The VWR 89044-330 Phenolic Cap with Pulp/Tinfoil Liner is a high-quality labware accessory designed to provide efficient and reliable sealing for a wide range of laboratory applications. This product comes in a pack of 144, making it a cost-effective choice for busy labs that require a large quantity of caps.
The cap is crafted from durable phenolic resin, a material renowned for its resistance to heat, chemicals, and impact. This makes it an ideal choice for applications that involve the use of strong acids, bases, or solvents, as well as high-temperature processes.
The unique feature of this cap is the inclusion of a pulp/tinfoil liner. This dual-layer liner offers a protective barrier against moisture and contamination, ensuring the integrity of the contents within the container. The pulp layer provides a strong and stable base, while the tinfoil layer offers excellent moisture and vapor barrier properties.
The 38-400 size of the cap ensures a snug and secure fit on most standard labware containers, such as bottles and jars. This universal fit makes it a versatile addition to any lab, and it's suitable for use with a variety of liquids, powders, and solids.
In conclusion, the VWR 89044-330 Phenolic Cap with Pulp/Tinfoil Liner is a robust and reliable labware accessory. Its heat resistance, chemical resistance, and moisture barrier properties make it an essential tool for a wide range of laboratory tasks. With a pack size of 144, it offers excellent value for money, making it a smart choice for busy labs that demand quality and performance.
Item: VWR 89044-330 Phenolic Cap Pulp/Tinfoil Liner 38-400 144
Pros:1. Durable: Phenolic resin is known for its durability and resistance to chemicals, making it an ideal choice for labware.
2. Leak-resistant: The liner helps prevent leaks, ensuring a clean and safe working environment.
3. Reusable: The liner can be used multiple times, reducing waste and costs in the long run.
4. Compatible: It is suitable for a wide range of applications due to its resistance to various chemicals.
Cons:1. Cost: While reusable, the initial cost might be higher than single-use alternatives.
2. Cleaning: Proper cleaning is required to ensure the liner remains effective and safe for use.
3. Limited Quantity: Each package contains a limited number of liners, which may not be sufficient for large-scale operations.
4. Handling: The liners may require careful handling to prevent damage.
Conclusion: The VWR 89044-330 Phenolic Cap Pulp/Tinfoil Liner offers durability, leak resistance, and reusability, making it a valuable addition to any lab. However, its initial cost and the need for proper cleaning and handling should be considered. If the benefits outweigh the drawbacks for your specific needs, it is recommended to invest in this product. If not, it may be worth considering single-use alternatives or looking for bulk purchasing options to lower the cost per unit.
They ve been sitting for a while so they re little dusty. 12 in each bag so 144 total Outsides of bags may look different when they get to you because I ll have two listings. These bags come as they are. Date made was 10/13/2009.