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i-colloid
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    • Gold Nanoparticles
      • 20 nm Gold
      • 40 nm Gold
    • Gold-Platinum (AuPt) Nanoparticles
    • Gold Conjugation Service
  • Applications
    • Lateral Flow Immunoassay
    • Cell and Tissue Imaging
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    • Protocols
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  • Products
    • Gold Nanoparticles
      • 20 nm Gold
      • 40 nm Gold
    • Gold-Platinum (AuPt) Nanoparticles
    • Gold Conjugation Service
  • Applications
    • Lateral Flow Immunoassay
    • Cell and Tissue Imaging
  • Support
    • Technical Notes
    • Protocols
    • Publications
    • Storage and Handling
    • SDS
  • Company
    • Contact Us
    • About IMRA
    • Supplier Resources
      • Terms and Conditions of Purchase
      • List of Prohibited Substances and Components
    • News
    • Events
    • Careers
  • Contact Us

Protocols

  • Passive Conjugation of Antibodies to i-colloid 20 nm Gold
  • Passive Conjugation of Antibodies to i-colloid 40 nm Gold
  • Passive Conjugation of Antibodies to i-colloid 40 nm Gold-Platinum
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IMRA® is a trademark of IMRA America, Inc.
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The Femtosecond Fiber Laser Company

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      • 20 nm Gold Products

      • Product Description
      • Price: $100.00 Quantity:
      • Price: $180.00 Quantity:
      • Price: $325.00 Quantity:
      • Price: $700.00 Quantity:
      • 40 nm Gold Products

      • Product Description
      • Price: $100.00 Quantity:
      • Price: $180.00 Quantity:
      • Price: $325.00 Quantity:
      • Price: $400.00 Quantity:
      • Price: $700.00 Quantity:
      • Price: $700.00 Quantity:
      • 40 nm Gold-Platinum Products

      • Product Description
      • Price: $150.00 Quantity:
      • Price: $270.00 Quantity:
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    • 20 nm Gold Nanoparticles

      Laser-fabricated, Surfactant-free

      The 20 nm Gold nanoparticles are fabricated by pulsed-laser ablation.

      Product Features:

      • No capping agents or surfactants
      • High biomolecule conjugation
      • High purity and colloidal stability

      Specifications:

      • Average Size (by disc centrifugation): 20 ± 2 nm
      • Size Distribution (%CV): <25%
      • Peak Wavelength: 521.0 ± 2.5 nm

      Protocols:

      • Passive Conjugation of Proteins to i-colloid 20 nm Gold
      • I-colloid Gold and Gold-Platinum Conjugation Optimization
      • Sequential Conjugation to i-colloid 20 nm Gold

      Technical Notes:

      • Imaging with Multi-functionalized i-colloid 20 nm Gold
      40 nm Gold Nanoparticles

      Size Optimized for Lateral Flow

      Product Features:

      • No capping agents or surfactants
      • High-purity laser-fabrication
      • Bare surface for efficient conjugation
      • No capping agents or surfactants
      • High colloidal stability during conjugation
      • Long shelf-life
      • Red color
      • Size optimized for lateral flow immunoassays
      • Use with 40 nm gold-platinum nanoparticles for multiplex lateral flow

      Specifications:

      • Average Size (by disc centrifugation): 40 ± 3 nm
      • Size Distribution (%CV): <18%
      • Peak Wavelength: 524.0 ± 2.5 nm

      Protocols:

      • Passive Conjugation of Proteins to i-colloid 40 nm OD1 Gold and Gold-Platinum Nanoparticles
      • Passive Conjugation of Proteins to i-colloid 40 nm OD5 and OD10 Gold Nanoparticles
      • i-colloid 40 nm Gold and Gold-Platinum Conjugation Optimization
      • Sequential Conjugation to i-colloid 40 nm Gold Nanoparticles (coming soon)

      Technical Notes:

      • Consistent Lateral Flow Performance with i-colloid 40 nm Gold
      • Equivalent Performance of i-colloid 40 nm Gold and Gold-Platinum
      • Multicolor, Multiplex Lateral Flow with i-colloid Nanoparticles
      40 nm Gold-Platinum Nanoparticles

      Laser-fabricated, surfactant-free

      The 40 nm Gold-platinum nanoparticles are fabricated by pulse-laser ablation.

      Product Features:

      • High biomolecule conjugation with no capping agents or surfactants
      • Homogeneous Gold and Platinum distribution
      • Black color from absorption across entire visible spectrum
      • High purity and colloidal stability
      • Size optimized for lateral flow immunoassays
      • Use with 40 nm gold nanoparticles for multiplex lateral flow

      Specifications:

      • Average Size (by disc centrifugation): 40 ± 5 nm
      • Gold-Platinum absorbs in entire visible spectrum: OD is measured at 400 nm

      Protocols:

      • Passive Conjugation of Proteins to i-colloid 40 nm Gold and Gold-Platinum
      • i-colloid Gold and Gold-Platinum Conjugation Optimization

      Technical Notes:

      • Equivalent Performance of i-colloid 40 nm Gold and Gold-Platinum
      • Multicolor, Multiplex Lateral Flow with i-colloid Nanoparticles