Cas no 7440-22-4 (Silver (Powder, 2-3.5 μm))

Silver powder (2–3.5 μm) is a high-purity metallic material with a controlled particle size distribution, suitable for applications requiring fine particulate consistency. Its uniform morphology and micron-scale dimensions enhance sinterability, making it ideal for conductive inks, pastes, and electronic components. The powder exhibits excellent electrical and thermal conductivity, ensuring reliable performance in printed electronics, thick-film circuits, and brazing alloys. Its high surface area facilitates efficient catalytic and antimicrobial applications. The narrow particle size range (2–3.5 μm) allows for precise formulation control in additive manufacturing and coatings. Stored under inert conditions, the powder maintains stability and minimizes oxidation, preserving its functional properties for industrial and research use.
Silver (Powder, 2-3.5 μm) structure
Silver (Powder, 2-3.5 μm) structure
Product Name:Silver (Powder, 2-3.5 μm)
CAS No:7440-22-4
MF:Ag
MW:107.868202209473
MDL:MFCD00003397
CID:47447
PubChem ID:24880887
Update Time:2026-05-14

Silver (Powder, 2-3.5 μm) Chemical and Physical Properties

Names and Identifiers

    • Silver
    • BIRON(R) LIQUID SILVER
    • SILVER WOOL
    • SILVER PLASMA EMISSION SPECTROSCOPY STANDARD
    • SILVER PLASMA EMISSION STANDARD
    • SILVER, PLASMA STANDARD SOLUTION
    • SILVER PLATING SOLUTION
    • SILVER PREPARATION
    • SILVER, OIL BASED STANDARD SOLUTION
    • Silver flake
    • Silver powder
    • Silver shot
    • Silver nanoparticles
    • Silver wire
    • Silver foil
    • Silver slug
    • Silver rod
    • Silver nanopowder
    • Silver sputtering target
    • Silver gauze
    • Silver tubing
    • Silver plate
    • 23 Wear Metal Multi Element
    • Silver (bar, grain, shot)
    • Silver AA Std.
    • Silver ICP Standard
    • Silver ICP Std.
    • Silver on alumina
    • Wear Metals Standard
    • 1000μg
    • Ag solution
    • Amino Silver nanoparticles
    • Carboxyl Silver nanoparticles
    • L HNO3
    • mL,1.0 mol
    • Silver Paste DGP80 TESM8020
    • Silver nanofibers
    • Silver nanowhiskers
    • Silver nanowire
    • AG000340
    • AG000305
    • AG000401
    • AG000402
    • AG000400
    • AG000351
    • AG000410
    • AG000241
    • AG000120
    • AG000150
    • AG000110
    • AG000215
    • AG000130
    • AG000218
    • AG000160
    • AG000240
    • AG000170
    • AG000180
    • AG000260
    • AG000270
    • AG000220
    • AG000420
    • AG000460
    • AG000450
    • AG000265
    • AG000350
    • AG000280
    • AG000281
    • AG000190
    • AG000300
    • AG000360
    • AG000470
    • AG000465
    • AG000475
    • AG000140
    • AG000480
    • AG000266
    • AG005124
    • AG007940
    • AG005810
    • AG000500
    • AG005840
    • AG005816
    • AG008710
    • AG000467
    • AG000250
    • AG000268
    • AG007936
    • AG000349
    • AG007935
    • AG000341
    • AG005820
    • AG005130
    • AG005120
    • AG005110
    • AG006100
    • AG006030
    • AG000501
    • AG006110
    • AG005107
    • AG006023
    • AG006106
    • AG005116
    • AG007335
    • AG005140
    • AG005145
    • AG005150
    • AG005155
    • AG005160
    • AG005102
    • AG005106
    • AG005104
    • AG005105
    • AG006105
    • AG005220
    • AG007380
    • AG005113
    • AG005170
    • AG000530
    • AG000550
    • AG007250
    • AG007050
    • AG000466
    • AG007400
    • AG007100
    • AG007150
    • AG006840
    • AG007200
    • AG007230
    • AG007251
    • AG007260
    • AG007300
    • AG007350
    • AG007220
    • AG007945
    • AG007942
    • AG007912
    • AG007928
    • AG007938
    • AG007905
    • AG007902
    • AG007920
    • AG007915
    • AG007910
    • AG000100
    • AG005815
    • AG005825
    • AG005811
    • AG005845
    • AG005842
    • AG005856
    • AG005860
    • AG005850
    • AG005855
    • AG004500
    • AG004600
    • AG004700
    • AG007325
    • AG007130
    • AG000080
    • AG000090
    • AG004850
    • C.I. 77820
    • C.I. 77870
    • Silver metal
    • silver atom
    • Argentum
    • Colloidal silver
    • Silver, elemental
    • Silver, colloidal
    • Epinall
    • Amalgum
    • Algaedyn
    • Silber
    • Shell silver
    • Astroflake 5
    • Carey Lea silver
    • Silber [German]
    • Argentum metallicum
    • Degussa 80
    • Silpowder 130
    • Degussa 67
    • Silflake 135
    • KS (metal)
    • Jelcon SH 1
    • Lead refinery silver bullion
    • L-3 (element)
    • Caswell No. 735
    • Metz 25B
    • FA 2 (metal)
    • Dotite XA 208
    • Germany: C-Pigment 2
    • D 25 (metal)
    • TCG 7r
    • G 12 (metal)
    • Ag
    • Metz 3000-1
    • CI 77820
    • HSD
    • Colorless transparent silver ion solution
    • Silver (Powder, 2-3.5 μm)
    • conductive silver paste
    • Silver nanowires
    • Silver Flake powder
    • Superfine Silver powder
    • Nano silver antibacterial powder
    • Silver ion solution
    • MDL: MFCD00003397
    • Inchi: 1S/Ag
    • InChI Key: BQCADISMDOOEFD-UHFFFAOYSA-N
    • SMILES: [Ag]

Computed Properties

  • Exact Mass: 106.90500
  • Monoisotopic Mass: 106.905093
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 0
  • Heavy Atom Count: 1
  • Rotatable Bond Count: 0
  • Complexity: 0
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: nothing
  • Topological Polar Surface Area: 0

Experimental Properties

  • Color/Form: Glossy white metal has great ductility. Its conductivity and thermal conductivity rank first among metals. It has high reflectivity and low hardness.
  • Density: 10.49?g/cm3(lit.)
  • Melting Point: 960?°C (lit.)
  • Boiling Point: 2212?°C(lit.)
  • Flash Point: Degrees Fahrenheit:53.6°F
    Degrees Celsius:12°C
  • Refractive Index: n20/D 1.333
  • Solubility: H2O: soluble
  • Water Partition Coefficient: Insoluble
  • Stability/Shelf Life: Stable. Substances to be avoided include strong acids and strong bases, tartaric acid, oxalic acid. Blackened by contact with ozone, hydrogen sulfide, sulfur. Powder is highly flammable.
  • PSA: 0.00000
  • LogP: 0.00000
  • Color/Form: 0.5% (isopropyl alcohol suspension)
  • Merck: 13,8577
  • Vapor Pressure: 0.05 ( 20 °C)
  • Sensitiveness: Light Sensitive
  • Solubility: Insoluble in water, it can quickly dissolve in dilute nitric acid and hot concentrated sulfuric acid

Silver (Powder, 2-3.5 μm) Security Information

  • Symbol: GHS09
  • Signal Word:Warning
  • Hazard Statement: H410
  • Warning Statement: P210-P305+P351+P338-P370+P378-P403+P235
  • Hazardous Material transportation number:UN 3264
  • WGK Germany:3
  • Hazard Category Code: 11-36-67
  • Safety Instruction: S24/25
  • FLUKA BRAND F CODES:8
  • RTECS:VW3500000
  • Hazardous Material Identification: Xi
  • Packing Group:III
  • Hazard Level:6.1
  • Safety Term:6.1
  • Packing Group:III
  • Risk Phrases:R22
  • Storage Condition:2-8°C
  • HazardClass:6.1
  • PackingGroup:III
  • TSCA:Yes

Silver (Powder, 2-3.5 μm) Customs Data

  • HS CODE:71069110
  • Customs Data:

    China Customs Code:

    71069110

Silver (Powder, 2-3.5 μm) Pricemore >>

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Silver (Powder, 2-3.5 μm) Production Method

Silver (Powder, 2-3.5 μm) Suppliers

Tiancheng Chemical (Jiangsu) Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:7440-22-4)argentum
Order Number:LE5746;LE14107269
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 11:48
Price ($):discuss personally
Amadis Chemical Company Limited
Gold Member
Audited Supplier Audited Supplier
(CAS:7440-22-4)Silver (Powder, 2-3.5 μm)
Order Number:A1210934
Stock Status:in Stock
Quantity:10l/200ml/100ml
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 03:55
Price ($):470.0/451.0/235.0
Suzhou Senfeida Chemical Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:7440-22-4)Silver
Order Number:sfd17786
Stock Status:in Stock
Quantity:200kg
Purity:99.9%
Pricing Information Last Updated:Friday, 19 July 2024 14:38
Price ($):discuss personally

Additional information on Silver (Powder, 2-3.5 μm)

Silver (Powder, 2-3.5 μm): A Comprehensive Guide to Its Properties and Applications

Silver (Powder, 2-3.5 μm) with CAS No 7440-22-4 is a highly versatile material known for its exceptional conductivity, antimicrobial properties, and wide range of industrial applications. This fine silver powder is particularly valued in electronics, medical devices, and advanced manufacturing due to its particle size of 2-3.5 micrometers, which ensures optimal performance in precision applications.

In recent years, the demand for nanosilver and micron-sized silver particles has surged, driven by advancements in conductive inks, 3D printing, and antibacterial coatings. Researchers and engineers are increasingly exploring how silver powder can enhance the efficiency of solar panels, flexible electronics, and even wearable technology. This aligns with the growing trend of sustainable materials and green technology, where silver's recyclability and low environmental impact make it a preferred choice.

One of the most searched questions about silver powder is: *"How does silver powder improve conductivity in electronics?"* The answer lies in its high surface-area-to-volume ratio, which allows for better electron flow in conductive adhesives and printed circuits. Additionally, silver's antimicrobial efficacy has made it a hotspot in healthcare, especially in the development of antibacterial surfaces and wound dressings.

Another trending topic is the use of silver powder in additive manufacturing. With the rise of 3D printing, manufacturers are leveraging micron-sized silver to create intricate components with superior electrical and thermal properties. This has opened new possibilities in aerospace, automotive, and consumer electronics, where lightweight and durable materials are critical.

From a technical standpoint, CAS No 7440-22-4 refers to pure elemental silver, which is distinct from silver compounds or alloys. This purity is crucial for applications requiring minimal impurities, such as medical implants or high-frequency electronics. The 2-3.5 μm particle size further ensures uniformity in coatings and composites, reducing defects and improving performance.

As the world shifts toward renewable energy, silver powder is also gaining attention in photovoltaic cells. Its ability to enhance light absorption and electron transport makes it indispensable in next-generation solar technologies. Meanwhile, the cosmetics industry is exploring silver's reflective properties for UV protection and skin-care products.

In conclusion, Silver (Powder, 2-3.5 μm) is a material of immense potential, bridging gaps between innovation and practicality. Whether in electronics, healthcare, or sustainable energy, its unique properties continue to inspire breakthroughs. For those searching *"Where to buy high-purity silver powder?"* or *"What are the latest applications of silver nanoparticles?"*, this material remains at the forefront of scientific and industrial progress.

Recommended suppliers
Tiancheng Chemical (Jiangsu) Co., Ltd
(CAS:7440-22-4)argentum
LE5746;LE14107269
Purity:99%/99%
Quantity:25KG,200KG,1000KG/25KG,200KG,1000KG
Price ($):Inquiry/Inquiry
Email
Amadis Chemical Company Limited
(CAS:7440-22-4)Silver (Powder, 2-3.5 μm)
A1210934
Purity:99%/99%/99%
Quantity:10l/200ml/100ml
Price ($):470.0/451.0/235.0
Email