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Quick Details

  • State: Solid
  • CAS No.: 7440-22-4
  • Other Names: Silver
  • MF: Ag
  • EINECS No.: .
  • Place of Origin: China (Mainland), Beijing China (Mainland)
  • Grade Standard: Agriculture Grade, Electron Grade, Food Grade, Industrial Grade, Medicine Grade, Reagent Grade
  • Purity: >99.9%
  • Appearance: gray
  • Application: Coating Auxiliary Agents, Electronics Chemicals, Leather Auxiliary Age
  • Brand Name: Richest
  • Model Number: dk427-1
  • Diameter: 20nm 30-50nm 80nm and 400nm

Packaging & Delivery

Packaging Details 25kg/drum 50kg/drum 200kg/drum
Delivery Time 3days

Welcome to visit Richest Group, our company has many kinds of production, such as Silver Nanoparticles which you chosen, and we will provide you with the best price and the highest quality. Meanwhile, we will offer you the best service to get your approval and make you satisfied. 

High purity 20nm Silver Nanoparticles /Nano Silver Powder
we have Ag nanopowder 20nm 50nm 80nm 500nm 1um

Technical parameters

Products are classified


Average particle size (nm)

Purity (%)

Specific surface area (m 2 / g)

Bulk density (g / cm 3)






> 99.9








> 99.9













The main features
A silver powder low pine, mobility;
Two conductive layer of silver powder surface roughness, good conductivity;
Three high-performance conductive filler material, with good resistance to oxidation. Widely used in electronic pastes, electronic products, electrical conductivity, electromagnetic shielding, anti-bacterial anti-virus.
A film, microfiber;
2 ABS, PC, PVC and other plastic substrates;
3 antibacterial, antimicrobial agents;
4 used the high-temperature sintering conductive paste and low-temperature polymer conductive paste;
5 fine silver powder: average particle size of 0.4 microns, the series of silver micro powder is mainly applied to the conductive filler of the high-temperature sintering conductive paste, the series of silver combination to achieve different objectives sintering Results also can be used as a catalyst, antibacterial materials and other special purposes; 6 silver is mainly used for conductive coatings, conductive inks, conductive filler of the polymer conductive paste; high-performance conductive filler material, with good resistance to oxidation. Widely used in electronic pastes, electronic products, electrical conductivity, electromagnetic shielding, anti-bacterial anti-virus.

Package and Storage:

Package: 1kg/bag,25kg/drum,customers’ requirement.

Storage for ten months in shady room and dry place.

Shipping: delivery in 3 days, by courier, such as TNT, DHL, FEDEX,UPS, etc and by air, by sea

Q1: I'm interested in your products, but now I'm out of China; could you offer your labels to my country?

A1: Sure! We've got full exportation experience, and no matter where you are, we may arrange the delivery for you, either by sea, by air or by express, depending on your need.


Q2: How can l get the samples?

A2: We can provide you free sample for our existing products, the lead time is aroud 1-2 days. You need to pay the sample delivery cost. If you need the samples according to your design,the sample cost

has to be charged from you. The lead time is around 5 days.


Q3: Is it possible to custom the labels with my own design?

A3: Yes, and you just need to send us your drawings or artworks, then you can get you want.


Q4: How can l release the payment to you ?

A4: We can receive your payment by T/T, ESCROW or Western union which is recommended, and we can also receive by L/C, D/P, D/A, OA.


Q5: How do you check all the goods such as Isomalto-oligosaccharide IMO 500/900  in the production line?

A5: We have spot inspection and finished product inspection.We check the goods when they go into next step production procedure.



Transaction History of the Supplier

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Transaction Overview


Transaction Details

This supplier has completedtransactions with buyers from .

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Transaction Value
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Email to this supplier
China (Mainland) | Trading Company
Transaction Level:
Supplier Assessments:
12 Transactions 130,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $41,000
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