banner

Products

Home Precious Metal Nanopowders Au Gold Nanoparticle

Nano Gold Au Powder Used As Colorant

Categories

New products

  • 99.99% beta sic nano powders

    99.99% high purity beta sic nano powders Our 4N nano β-SiC (99.99% purity) is precision-synthesized via CVD, delivering ultra-fine particle size with exceptional sintering activity for high-density ceramic components. It thrives in the most demanding semiconductor environments — from CMP chucks and lithography stages to plasma etch focus rings and chamber liners. Its chemical inertness and minimal metal impurity outgassing maximize chip yield where it matters most. Trusted by leading fabs and equipment makers worldwide. more

  • Transparent SiO₂ aqueous dispersion

    Monodisperse spherical Nano SiO₂ aqueous dispersion/colloid This transparent SiO₂ aqueous dispersion is synthesized via patented sol-gel technology, featuring optical excellence visible light transmittance and shelf life >18 months under ambient storage. It is widely used in electronics as low-k dielectric materials, in biomedicine as drug carriers, and in optics for anti-reflection coatings. more

  • Nano Titanium Suboxide Ti₄O₇ Powder

    Magnéli Phase Nano Titanium suboxide Ti₄O₇ Powder Magnéli phase Nano titanium suboxide (Ti₄O₇) is an advanced functional material with a unique crystal structure, appearing as a blue-black powder with a precisely controlled particle size of 200–300 nm and a purity of up to 99.9%. As an important member of the titanium oxide family, Ti₄O₇ combines excellent electrical conductivity, chemical stability, and catalytic activity, making it an ideal choice for new energy, environmental protection, and electronics applications. more

  • Boron Nitride Nanotubes

    Boron Nitride Nanotubes(BNNTs): High Thermal Conductivity Heat Dissipation Fillers BNNTs share the tubular structure of carbon nanotubes but deliver fundamentally different properties: electrical insulation, superior thermal stability (up to 900°C in air), and high thermal conductivity. With a wide bandgap of ~5.5 eV, they offer consistent, predictable performance where CNTs fall short. more

  • Phase-Smart VO₂ Nanoparticles

    Phase-Smart VO₂ Nanoparticles: Intelligent Thermal Response, Engineered to Order From Thermochromic Color Change material to Intelligent Temperature Control material: The Performance Revolution and Application Blueprint of Vanadium Dioxide and Tungsten-Doped VO2 more

  • Precision Ceramic 3D Printing Solutions

    Precision Ceramic 3D Printing Solutions​ turns impossible structures into reality Precision Ceramic 3D Printing Solutions – Redefining the boundaries of ceramic manufacturing, from dental restorations to aerospace-grade high-temperature components.Precision ceramic 3D printing turns impossible structures into reality. more

  • nickel nanowires NiNWs

    New conductive material nickel nanowires NiNWs Hongwu Nickel nanowires have a wide range of potential applications in electronic materials, catalysis, polymers, magnetic storage ultra-high density recording materials, sensors and self-lubricating materials. more

  • Antibacterial Nano Silver Colloid

    Transparent Colloidal Ag Antibacterial Nano Silver Colloid Ag (Antibacterial Nano Silver Colloid) has been well known antibacterial, antiviral and antifungal properties are enhanced by small particle size and large surface area. more

  • Nano silica particles used in epoxy resin, superhydrophobic coating nano silica powder

    Nano silica particles used in epoxy resin, superhydrophobic coating nano silica powder Nano silica particles, 20-30nm, 99.8% purity, widely used in exposy resin and superhydrophobic coating. more

Latest news

Some nanomaterials for Thermochromic Application Some nanomaterials for Thermochromic Application

Thermochromism refers to the phenomenon where a material undergoes color changes under temperature changes. This change is usually caused by changes in the electronic or molecular structure of the material. Its application principle mainly involves t...

Nano Gold Au Powder Used As Colorant

Nano Gold Au Powder has excellent properties of strong magnetic particles to eliminate free radicals,powerful anti-oxidation,anti-aging. Au gold nanoparticles are widely used as colorant, rapid detection, carrier, catalyst, etc.. Sizes of nano gold can be adjustable and nano Au water dispersion is also available.

  • product origin:

    China
  • item no.:

    A109
  • shipping port:

    Guangzhou
  • color:

    Brownish Black
  • lead time:

    3
  • payment:

    T/T PayPal
pPoduct Details

The information of Nano Gold Au Powder:

Particle size 20-30nm                                                                                                                                                 
Purity 99.95%
CAS No. 7440-57-5
EINECS No. 231-165-9 
State  Solid
MF Au


Application:

1.For catalyst, as carrier.

2.Production of liquid and solid coloring material does not change color

3.Using gold nano particles to prase DNA;

4.Production of liquip and solid coloring material does not change color

5.Mixture with Titanium oxide mixture can make environmental purification [roducts, especially the harmful materials such as removal of CO effect is extraordinary


Storage conditions:

Nano powders should be kept sealed in a dry,cool environment,should not be exposed to air,prevent oxidation and be affected with damp and reunion,affect the dispersion performance and using effect.The other should try to aviod stress,in accordance with the general cargo transport.

A free consultation

Email us with any questions or inquiries or use our contact data. We would be happy to answer your questions.

Related Products
Nano Gold Powders
Ultra-fine Pure Au Nano Gold Powders

Ultra-fine pure nano gold powder is safe, non-toxic, good dispersion.

Noble Metal Gold Nanopowders for Food safety testing
Noble Metal Gold Nanopowders for Food safety testing

You can buy high quality Noble Metal Gold Nanopowders/nanoparticles for Food safety testing from HW nanomaterials.

High Purity Gold Nanopowder
99.95% High Purity Gold Nanopowder Au Nanoparticles for Coating

We can provide you with the best quality nano gold powder, please contact us to order.

high purity Au nano
Good and Stable Quality Au Gold Nanoparticles

Hongwu Nano long-term supplies the gold(Au) nanoparticles. The general size of nano Au powder is 20-30nm with 99.95%purity. Collodial gold and other particle sizes can be customized also. If you would like to buy nano gold powders with high and stable quality, competitive price, please don't hesitate to contact us now!

Cosmetic gold nanopowders
Superfine Au Gold Nanopowders for Cosmetic Use

Au Gold nanopowders for cosmetic emulsion technology and  sunscreen use.

Au Gold nanoparticles used as a probe
Au Gold nanoparticles used as a probe

Au gold nanoparticles have many advantages as a probe in life field for nano gold(Au) has high sensitivity and good specificity. Hongwu Nano supplies not only produce nano gold powders with a variety of particle size from nano to micon, but also collodial gold/ nano Au dispersion.

Au Gold Nanoparticles
Beauty Health Care Au Gold Nanoparticles

Gold nanopariticles is safety, environmental protection, non-toxic tasteless, reliable performance, stable and easy to spread which apply to the biological coloration, biocatalysis.

Gold nanoparticles
Good Dispersed Hydrophilic Gold Nanoparticles

Superfine gold nanoparticles is hydrophilic, good dispersed,non-toxic, widely used in medicine.

high purity gold nanopowders
high purity gold nanopowders/ Au powders

we supply high purity gold nanopowder in 20-30nm, 99.99% , mini order is 1g.

High Purity Nano Gold Powder Au for Drug Delivery Carrier
High Purity Nano Gold Powder Au for Drug Delivery Carrier

As Nano gold has low toxicity, controllable size and easy surface modification, it's mostly used for drug delivery as carrier with good performance. The particle size of Hongwu's Au nanopowder can be adjustable from 20nm-3um with high purity.

 Au GOLD Powder
Infrared Shielding Material Micron Size 1-2um Global Au Powder

For the Au powder, we could not only supply nano size, but also could supply micron size 1-2um, yellow powder.

Nanotech 20nm 99.99 au nano gold powders price
Nanotech 20nm 99.99 au nano gold powders price

Best quality Nanotech 20nm 99.99 au nano gold powder price from HWNANO supplier.

Copyright © 2010-2026 Hongwu International Group Ltd All Rights Reserved.

The professional team to service !

Chat now

Live chat

    Email us with any questions or inquiries or use our contact data. We would be happy to answer your questions.