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Nitrogen safety data

GHS hazards, precautions, first aid, handling and transport for Nitrogen. A classification summary, not a safety data sheet.
CAS 7727-37-9Formula N2

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

GHS classification

Pictograms, signal word and hazard classes of the GHS classification

GHS04: Gas under pressure
Gas under pressure
Signal word
Warning
030
NFPA 704 rating
health, fire, reactivity

Hazard classes and categories

  • Press. Gas
  • Press. Gas (Ref. Liq.)

Hazard statements

H codes grouped by type. Percentages show the share of classification notifications that report the statement

Physical hazards

  • H280Contains gas under pressure, may explode if heated.
  • H281Contains refrigerated gas, may cause cryogenic burns or injury.

Precautionary statements

P codes for prevention, response, storage and disposal

Prevention

  • P282Wear cold insulating gloves and either face shield or eye protection.

Response

  • P336 + P317Thaw frosted parts with lukewarm water. Do not rub affected area. Get medical help.

Storage

  • P403Store in a well-ventilated place.
  • P410 + P403Protect from sunlight. Store in a well-ventilated place.

First aid

General first aid measures. Get medical advice if you feel unwell

If inhaled
Remove to fresh air, apply artificial respiration if breathing has stopped, call physician.
Skin contact
Treat for frostbite, soak in lukewarm water.
Eye contact
Treat for frostbite burns caused by liquid.

Handling, storage and disposal

Summaries only, follow the supplier SDS for your grade

Safe handling

Inhalation: Use ventilation.

Skin: Cold-insulating gloves.

Eyes: Wear safety goggles.

Storage

Fireproof if in building. Cool. Keep in a well-ventilated room.

Disposal

SRP: Recycle any unused portion of the material for its approved use or return it to the manufacturer or supplier. Ultimate disposal of the chemical must consider: the material's impact on air quality, potential migration in air, soil or water, effects on animal, aquatic and plant life, and conformance with environmental and public health regulations. If it is possible or reasonable use an alternative chemical product with less inherent propensity for occupational harm/injury/toxicity or environmental contamination.

Exposure limits and toxicity

Occupational exposure limits and toxicity data

Short-term exposure: The liquid may cause frostbite.

Transport information

UN dangerous goods classification for road, sea and air

UN number
UN 1066
Transport hazard class
2.2

Shipping rules depend on mode, quantity and packaging. Confirm the classification with the supplier SDS and your freight forwarder.

Supplier safety data sheets

SDS documents uploaded by suppliers who list this chemical

No supplier has uploaded an SDS for Nitrogen yet. Suppliers usually send one with their quote. Request quotes

Safety questions

Quick answers about handling Nitrogen safely

Is Nitrogen hazardous?

Nitrogen carries the GHS signal word "Warning". Main hazards: contains gas under pressure, may explode if heated, contains refrigerated gas, may cause cryogenic burns or injury. This summary is not an SDS, always read the supplier safety data sheet.

Which GHS pictograms apply to Nitrogen?

The GHS classification of Nitrogen shows 1 pictogram: GHS04 (gas under pressure).

What is the UN number of Nitrogen?

Nitrogen is transported under UN 1066, hazard class 2.2. Check the supplier SDS and the current ADR, IMDG or IATA rules before shipping.

How should Nitrogen be stored?

Fireproof if in building. Cool. Keep in a well-ventilated room.

Where can I get the SDS for Nitrogen?

Ask the supplier for the safety data sheet of the exact grade you buy. Suppliers on CompoundList can attach their SDS to listings and send it with a quote. This page is a GHS classification summary, not an SDS.

GHS classification summary, not an SDS. Always check the supplier's SDS. Last updated 7 Oct 2026. Report an error

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