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Formvar/Carbon on 2mmx1mm Gold Slots (Pack of 50)

Formvar/Carbon on 2mmx1mm Gold Slots (Pack of 50)

Product Details:

  • Shape Rectangular slot grid (2mm x 1mm)
  • Smell Odorless
  • Purity Gold 99.99%; Carbon 99.9%; Formvar: Laboratory grade
  • Form Thin film coated on grid
  • Melting Point Formvar: ~175C; Carbon: Sublimes at ~3642C; Gold: ~1064C
  • HS Code 39219090 (polymer films), 71159010 (precious metal laboratory wares)
  • Poisonous Yes
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Formvar/Carbon on 2mmx1mm Gold Slots (Pack of 50) Product Specifications

  • Formvar, Carbon, Gold
  • Electron microscopy specimen mounting
  • Formvar: N/A; Carbon: 231-153-3; Gold: 231-165-9
  • Rectangular slot grid (2mm x 1mm)
  • Manufactured for TEM use, conforming to microscopy standards
  • Odorless
  • 39219090 (polymer films), 71159010 (precious metal laboratory wares)
  • Formvar: ~175C; Carbon: Sublimes at ~3642C; Gold: ~1064C
  • Thin film coated on grid
  • Polyvinyl formal (Formvar), Carbon, Gold
  • Gold 99.99%; Carbon 99.9%; Formvar: Laboratory grade
  • Store in a dust-free, clean, dry environment at room temperature
  • Formvar-coated carbon film on gold slot grid
  • Yes
  • Not specifically defined for composite film
  • Formvar: (C8H8O2)n; Carbon: C; Gold: Au
  • Electron Microscopy Grade
  • Insoluble in water, soluble in organic solvents (Formvar) and chemically resistant (Carbon/Gold)
  • Support film on slot grid
  • Laboratory consumable
  • Formvar: 9002-89-5; Carbon: 7440-44-0; Gold: 7440-57-5
  • Support film for transmission electron microscopy (TEM) sample preparation
  • Polymeric for Formvar, elemental for Carbon and Gold
  • Neutral (pH 7, not reactive in water)
  • Formvar: Not applicable; Carbon: Sublimes; Gold: 2856C
  • 19.32 Gram per cubic centimeter(g/cm3)
  • Formvar: Variable; Carbon: 12.01 g/mol; Gold: 196.97 g/mol

Formvar/Carbon on 2mmx1mm Gold Slots (Pack of 50) Trade Information

  • Paypal, Telegraphic Transfer (T/T), Cash in Advance (CID), Cheque
  • All India

Product Description

These thin cast films of Formvar have been strengthened with the addition of a layer of evaporated carbon on gold 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 as 25 or 50 grids in a grid box.

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



High-Quality Support Film for TEM

These grids offer an optimal platform for sample mounting in transmission electron microscopy (TEM), ensuring minimal interference with imaging. The Formvar/Carbon composite film provides mechanical stability and electron transparency, resulting in improved specimen visibility and reduced background signal. The gold grid structure resists oxidation and maintains integrity even under prolonged exposure to electron beams.


Exceptional Chemical Resistance and Stability

Constructed from 99.99% pure gold and coated with laboratory-grade Formvar and high-purity carbon, these grids are insoluble in water and resistant to most chemicals. The films remain stable under recommended storage and operating conditions, making them highly reliable for sensitive electron microscopy sample preparations. Their non-poisonous, odorless nature supports safe handling in laboratory environments.


Ease of Handling and Storage

The grids should be handled with electrostatic precautions in clean-room conditions to prevent contamination or damage to the thin support film. They are conveniently packed in groups of 50 and can be stored in dust-free, dry environments at room temperature for extended shelf life. Proper handling ensures maximum utility for detailed electron microscopy projects.

FAQs of Formvar/Carbon on 2mmx1mm Gold Slots (Pack of 50):


Q: How should I handle Formvar/Carbon on gold slot grids to prevent damage?

A: Formvar/Carbon coated gold slot grids should be handled using anti-static tools and within a clean-room environment. This prevents contamination, static-induced damage, and film ruptures during specimen mounting and transfer.

Q: What benefits does the Formvar/Carbon-coated gold grid provide for TEM applications?

A: These grids enhance specimen support through their composite film, which offers mechanical stability and transparency under an electron beam. The gold grids high purity and non-oxidizing properties minimize chemical reactivity and ensure consistent imaging quality.

Q: Where are these grids typically used?

A: They are primarily utilized in research laboratories and microscopy facilities across the United Kingdom and internationally for high-quality TEM sample preparation, thanks to their compatibility with standard electron microscopes.

Q: When is it recommended to use a slot grid with Formvar/Carbon support film?

A: Formvar/Carbon on slot gold grids is recommended when mounting delicate or low-contrast specimens that require stable, transparent, and chemically inert support during advanced electron microscopy analysis.

Q: What is the process for mounting specimens onto these grids for TEM analysis?

A: Specimen mounting involves placing the sample on the Formvar/Carbon film section within each rectangular slot. Typically, this is achieved by gentle transfer or pipetting, followed by drying and staining as per laboratory procedures for TEM sample preparation.

Q: Are there any storage requirements for these TEM grids?

A: Yes, store the grids in labeled, dust-free containers kept in a clean, dry environment at room temperature. This protects the thin support films from moisture, dust, and accidental damage, maintaining grid integrity for extended periods.

Q: What makes gold slot grids with Formvar/Carbon films superior to other grid types?

A: The combination of high-purity gold, Formvar, and carbon delivers excellent mechanical strength, chemical resistance, and minimal electron beam interactionaffording researchers precise imaging and reliable support for sophisticated TEM investigations.

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