MilliporeSigma
All Photos(3)

Documents

495425

Sigma-Aldrich

Gallium–Indium eutectic

Ga 75.5% / In 24.5%, ≥99.99% trace metals basis

Sign Into View Organizational & Contract Pricing

Synonym(s):
EGaIn
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Quality Level

Assay

≥99.99% trace metals basis

form

liquid

composition

Ga 75.5% / In 24.5%

mp

15.7 °C (lit.)

density

6.25 g/mL at 25 °C (lit.)

SMILES string

[Ga].[In]

InChI

1S/Ga.In

InChI key

SPAHBIMNXMGCMI-UHFFFAOYSA-N

Compare Similar Items

View Full Comparison

Show Differences

1 of 4

This Item
263265289892700460
Gallium 99.99% trace metals basis

Sigma-Aldrich

263265

Gallium

form

liquid

form

(metallic liquid or solid (ambient temp dependent))

form

crystalline

form

dispersion

mp

15.7 °C (lit.)

mp

29.8 °C (lit.)

mp

110 °C (dec.) (lit.)

mp

-

density

6.25 g/mL at 25 °C (lit.)

density

5.904 g/mL at 25 °C (lit.)

density

-

density

1.04 g/mL at 25 °C

composition

Ga 75.5% / In 24.5%

composition

-

composition

-

composition

In2O3, 90% , SnO2, 10%

General description

Gallium-indium eutectic 99.99% is a unique liquid metal alloy with a melting point of 15.7°C. It has a self-limiting oxide layer that retains its shape, making it ideal for use in various applications. This material is easy to mold, stretch, and form into a variety of shapes. It is also self-healing, which makes it useful in situations where the material may experience wear and tear. With its exceptional properties, gallium-indium eutectic 99.99% is a valuable material for a range of industries, including electronics, robotics, and medical devices.

Application

In the electronics industry, gallium-indium eutectic 99.99% is used as a thermal interface material due to its high thermal conductivity. It is also used as a flexible conductor in soft robotics and stretchable electronics. Because of its ability to conform to irregular shapes and high electronic conductivity, EGaIn is commonly used as an electrical contact for device testing and as the top contact in molecular electronics applications. Additionally, this liquid metal alloy is utilized in medical devices such as soft implants and wearable health monitors due to its biocompatibility and flexibility. Gallium-indium eutectic 99.99% has a wide range of potential applications, and its unique properties make it a valuable material for many industries.

Features and Benefits

  • Increase Power Performance: Its high thermal conductivity makes it a high-performing thermal interface material for increased power performance in electronics.

  • Simplify Electrical Contact: Its excellent electronic conductivity, conformal shape, and self-healing properties make it easy to make electrical contact for devices and molecular electronics

  • Robust Contact: This material conforms to irregular shapes, making it perfect for use in soft robotics and stretchable electronics as a flexible conductor and robust contact.

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 3 - Met. Corr. 1 - STOT RE 1 Inhalation

Target Organs

Lungs

Storage Class Code

6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Customers Also Viewed

Slide 1 of 8

1 of 8

Gallium lump, 25 mm max. lump size, weight 10 g, purity 99.99%

GF60837105

Gallium

Ru(p-CF3-bpy)3 (BF4)2 ≥95%

Sigma-Aldrich

903426

Ru(p-CF3-bpy)3 (BF4)2

Woods metal alloy (low melting), granular

Sigma-Aldrich

95430

Woods metal

Sigma-Aldrich

Sigma-Aldrich

902942

Graphite dispersion

Gallium 99.999% trace metals basis

Sigma-Aldrich

263273

Gallium

Gallium 99+

Sigma-Aldrich

1.12169

Gallium

Indium beads, diam. 2-5 mm, 99.999% trace metals basis

Sigma-Aldrich

264113

Indium

Li Ding et al.
ACS nano (2020-10-09)
Intimal hyperplasia (IH) in vein grafts (VGs) is a major issue in coronary artery bypass grafting (CABG) surgery. Although external stents can attenuate IH of VGs to some extent, none of the existing external stents have shown satisfactory clinical outcomes.
Effect of oxidation on the mechanical properties of liquid gallium and eutectic gallium-indium.
Xu Q, et al.
Physics of Fluids, 24(6) (2012)
Biwei Deng et al.
Advanced materials (Deerfield Beach, Fla.), 31(14), e1807811-e1807811 (2019-02-15)
In this work, a general mechanism is discovered to form liquid-metal-based, stable and stretchable conductive patterns on rigid and soft substrates. It is discovered that pulsed laser irradiation of liquid metal nanoparticles (LMNPs) with tunable conditions can induce transformation to
Claudio Fontanesi et al.
Scientific reports, 9(1), 8735-8735 (2019-06-21)
Electroactive self-assembled monolayers (SAMs) bearing a ferrocene (Fc) redox couple were chemically assembled on H-terminated semiconducting degenerate-doped n-type Si(111) substrate. This allows to create a Si(111)|organic-spacer|Fc hybrid interface, where the ferrocene moiety is covalently immobilized on the silicon, via two
Formation of Spherical and Non-Spherical Eutectic Gallium-Indium Liquid-Metal Microdroplets in Microfluidic Channels at Room Temperature
Hutter T, et al.
Advances in Functional Materials, 22(12), 2624-2631 (2012)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service