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Formvar/Carbon on 75 Mesh Copper (Pack of 50)

Formvar/Carbon on 75 Mesh Copper (Pack of 50)

Product Details:

  • Storage Store in a dry environment, away from dust and contamination, preferably at room temperature
  • Solubility Insoluble in water, soluble in organic solvents (Formvar)
  • HS Code 81089090
  • Melting Point Formvar: 170-180C, Copper: 1085C
  • Structural Formula Formvar: [-CH2-CH(OCH2O)-]n, Copper: Cu, Carbon: C
  • Ph Level Neutral (7)
  • Form Solid (grid with film coating)
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Formvar/Carbon on 75 Mesh Copper (Pack of 50) Product Specifications

  • Store in a dry environment, away from dust and contamination, preferably at room temperature
  • Insoluble in water, soluble in organic solvents (Formvar)
  • Support film with carbon coating
  • 81089090
  • Formvar film and carbon layer on 75 mesh copper
  • Formvar: [-CH2-CH(OCH2O)-]n, Copper: Cu, Carbon: C
  • Formvar: 170-180C, Copper: 1085C
  • Transmission Electron Microscopy (TEM) grids, sample support films
  • Neutral (7)
  • Polyvinyl formal (Formvar), Carbon, Copper
  • Not applicable (decomposes on heating)
  • Laboratory/Research
  • Solid (grid with film coating)
  • Copper: Cu, Formvar: (C3H3O2)n, Carbon: C
  • Formvar: 9002-89-5 (Polyvinyl alcohol base), Copper: 7440-50-8
  • Circular mesh grid
  • High purity copper grid; ultra-thin, contaminant-free carbon and Formvar film
  • Microscopy, imaging, and sample preparation
  • 8.96 Gram per cubic centimeter(g/cm3)
  • Odorless
  • Laboratory consumables
  • Not applicable (intended for electron transparency)
  • Yes
  • TEM grade
  • Formvar/Carbon TEM Grids
  • Copper: 63.55 g/mol, Formvar: Variable polymer, Carbon: 12.01 g/mol
  • N/A (formvar is a trade name, copper: 231-159-6)

Formvar/Carbon on 75 Mesh Copper (Pack of 50) Trade Information

  • Asia, Australia, South America, Western Europe, Middle East, Central America, Eastern Europe, North America, Africa
  • All India

Product Description

These thin cast films of Formvar have been strengthened with the addition of a layer of evaporated carbon on copper grids. The composite films have extra resilience and strength compared with carbon films. They are recommended for use where the grid has to undergo several processing steps during specimen preparation.

Supplied either in packs of 25 or 50 grids in a grid box depending on each particular product.

Formvar carbon support films can be applied to other grid sizes, material or type. Further details available on request.



High-Resolution TEM Imaging Support

Engineered for advanced microscopy, these copper grids combine Formvar and carbon films to deliver exceptional electron transparency for precise imaging. The 75 mesh/inch design ensures beams pass efficiently, while the contaminant-free surfaces help capture fine specimen details. Their compatibility with most standard TEM holders makes them suitable for diverse laboratory applications.


Robust and Reliable Construction

Mounted on high purity copper, these grids maintain stability during electron microscopy, thanks to their durable Formvar and carbon layers. The hydrophobic, smooth coating minimizes sample adhesion, ideal for both biological and material research. Each grid is shaped for easy handling and consistent performance across imaging sessions.


Convenient Pack for Researchers

Supplied in packs of 50, users benefit from efficient usability and reduced downtime in sample preparation workflows. The grids are ready for immediate use, provided in contamination-resistant packaging. Their unique grid and film design supports frequent applications in academic, clinical, and industrial laboratories.

FAQs of Formvar/Carbon on 75 Mesh Copper (Pack of 50):


Q: How should Formvar/Carbon on 75 Mesh Copper grids be handled to prevent film damage?

A: To avoid damage to the ultra-thin Formvar/carbon film, it is best to handle the grids with anti-static tweezers and ensure a dust-free environment. Touching the film directly or using regular tweezers may rupture the support layer.

Q: What is the main benefit of using these grids for electron microscopy?

A: These grids offer high electron transparency and minimal background interference due to their ultra-thin Formvar and carbon films mounted on pure copper. This results in clear, high-resolution images crucial for biological and material sample analysis.

Q: When are these grids typically used in a laboratory setting?

A: They are used during sample preparation for transmission electron microscopy (TEM), imaging, and analysis of biological, material, or nanostructured samples where electron transparency and sample support are essential.

Q: Where should the Formvar/Carbon copper grids be stored to maintain quality?

A: It is recommended to store grids in a dry, clean environment at room temperature, away from dust and contamination, to preserve the integrity of the fragile films and surface quality.

Q: What process is involved in preparing a sample using these TEM grids?

A: Samples are usually applied to the grid surface, allowed to adhere or dry, and may undergo additional staining or treatment before imaging in the TEM. The smooth hydrophobic coating aids homogeneous sample spread and supports specimen stability during analysis.

Q: How are these grids compatible with TEM holders and equipment?

A: With a standard grid diameter of approximately 3.05 mm and 75 mesh configuration, these grids fit most commercial TEM holders, ensuring easy integration into existing laboratory setups and workflows.

Q: What advantage does the Formvar/carbon film coating provide for TEM imaging?

A: The Formvar/carbon coating offers a smooth, hydrophobic, and contaminant-free surface ideal for supporting delicate samples. Its electron transparency enables high-detail imaging, while stability under normal TEM operation ensures reproducible results.

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