Neon Gas | What Color is Neon Gas

An extremely inactive element notable for its lack of reactivity is neon (Ne). Neon‘s main characteristic is its capacity to generate a vivid reddish-orange glow in a vacuum discharge tube, despite the fact that it can also form an unstable hydrate. Neon displays the strongest discharge of any rare gas when exposed to normal voltages and currents. Neon is found in the Earth’s atmosphere in relatively modest amounts—about 1 part per 65,000.

Rather than being produced in a lab, neon is generally made available as a byproduct of the liquefaction and separation of air. Commercially, neon is easily packaged under pressure in cylinders for a variety of uses.

Neon is most commonly used to make neon advertising signs, where its distinctive glow is used to draw attention. Neon is also used in the creation of lightning arrestors, high-voltage indicators, wave meter tubes, and TV tubes. The creation of gas lasers uses both neon and helium, advancing the field of laser technology.

Cryogenic refrigeration uses liquid neon, which turns out to be a cost-effective option. Its refrigerating capacity per unit volume is more than 40 times larger than that of liquid helium and more than three times that of liquid hydrogen. Notably, liquid neon is a preferable alternative for many cryogenic applications due to its compactness, inertness, and cost when compared to helium.

In conclusion, neon has a wide variety of uses in various industries due to its exceptional inertness, powerful discharge in vacuum discharge tubes, and employment in cryogenic refrigeration, neon signs, and laser technology.

Here is the provided information organized in a table format:

ProductDenominationStandard articlesImpurities, no moreTotal impurities, no more
NeonNe 5.0 UHPNe< 99.999 vol.%He < 5 ppm, < 10 ppm
He< 5 ppm
N2< 2 ppm
H2< 1 ppm
O2< 1 ppm
THC< 0.5 ppm
CO< 1 ppm
H2O< 0.5 ppm
NeonNe 5.5 UHPKr> 99.9985 vol.%He < 1 ppm, < 5 ppm
He< 1 ppm
N2< 1 ppm
H2< 0.5 ppm
O2< 0.3 ppm
THC< 0.3 ppm
CO< 0.1 ppm
CO20.1 ppm
H2O< 0.5 ppm
Neon LiquideNe 4.85 LKr> 99.9985 vol.%He < 8 ppm, < 15 ppm
He< 8 ppm
N2< 2 ppm
H2< 1 ppm
O2< 1 ppm
THC< 0.5 ppm
CO< 1 ppm
H2O< 1 ppm

What is neon gas used for?

Due to its special characteristics, neon gas is used in a variety of applications. Here are a few typical applications for neon gas:

Neon Symbols:

The use of neon gas in neon signs, where it creates a vivid reddish-orange glow, is well-known. Glass tubes contain the gas, which emits light when an electric current flows through them. Neon signs are used for decoration, advertising, and producing striking displays.


Applications for specialized lighting use neon gas. It is utilized in plasma display panels, helium-neon lasers, and fluorescent lighting. Neon is useful for making colorful lighting solutions since it can emit light when an electrical discharge passes through it.


One type of cryogenic refrigerant is liquid neon. It is suitable for cooling and freezing applications in a variety of industries, including the medical and scientific research fields, thanks to its ability to withstand extremely low temperatures, compact design, and high refrigeration capacity.

The use of lasers

Gas lasers are made with the help of neon gas and helium. Neon and helium react to form visible-spectrum laser beams, which have uses in laser light shows, barcode scanners, laser pointers, and scientific study.

Tube Wave Meters

In the radio and telecommunications industries, wavelengths of electromagnetic waves are measured using wave meter tubes filled with neon gas. Based on the electrical discharge qualities of neon, these tubes work.

Indicators of High Voltage

High-voltage indicators and voltage testers use neon gas. Neon gas will light when exposed to a strong electric potential, signaling the existence of voltage.

Scientific Investigation

Spectroscopy and gas chromatography are two research applications that use neon gas. It is useful for controlled situations where precise measurements are essential due to its inertness and stability.

It’s important to keep in mind that while neon gas has special uses, it can also be more difficult to get and more expensive than other gases. However, because to its unique properties, it is indispensable in certain industries and helps create eye-catching displays and useful lighting solutions.

What Color is Neon Gas?

An electrical discharge that stimulates neon gas causes it to emit a distinctive reddish-orange color. This hue of orange is frequently described as having a reddish undertone and being bright and vivid. Because of its distinctive hue, neon gas is especially well-liked for use in neon signs and lighting fixtures, producing eye-catching displays and brilliant illumination.

Neon Gas Companies | Neon Gas Producers

Numerous businesses focus exclusively on the creation, distribution, and use of neon gas. Several well-known businesses in the sector include:

Liquide Air

Global distributor of industrial gases, including neon gas, is Air Liquide. For a variety of industries, including manufacturing, healthcare, and research, they offer a wide range of gases and services.


Leading global provider of industrial and medical gases is Linde. Along with a wide range of other gases, tools, and services for numerous purposes, they also provide neon gas.


Praxair is a significant industrial gas firm that is currently a part of Linde plc as a result of a merger. They provide neon gas and other speciality gases for commercial, therapeutic, and research uses.

Air Products and Chemicals

A international firm called Air Products offers a variety of gases, chemicals, and associated tools and services. They offer neon gas for use in lighting and cryogenic refrigeration, among other things.


Neon is one of the speciality gases that Matheson is a top supplier of for sectors like electronics, healthcare, and research. They provide a selection of high-purity gases and specially formulated gas mixes.

The Messer Group

Neon gas is one of the industrial gases that Messer supplies to customers worldwide. They provide gases, gas technologies, and related services to a variety of sectors.

These are only a few instances of businesses engaged in the manufacture and supply of neon gas. It’s vital to keep in mind that availability may differ depending on the area and particular needs.

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