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Metals, alloys and elements

Krypton safety data

GHS hazards, precautions, first aid, handling and transport for Krypton. A classification summary, not a safety data sheet.
CAS 7439-90-9Formula Kr

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

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.

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 or face shield.

Storage

Fireproof if in building. Cooled.

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 1056
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 Krypton yet. Suppliers usually send one with their quote. Request quotes

Safety questions

Quick answers about handling Krypton safely

Is Krypton hazardous?

Krypton 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 Krypton?

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

What is the UN number of Krypton?

Krypton is transported under UN 1056, hazard class 2.2. Check the supplier SDS and the current ADR, IMDG or IATA rules before shipping.

How should Krypton be stored?

Fireproof if in building. Cooled.

Where can I get the SDS for Krypton?

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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