Argon-36
Also known as 36Ar isotope, Ar-36 isotope, Argon-36 isotope
Key facts
What buyers check first
- CAS number
- 13965-95-2
- Formula
- Ar
- Molar mass
- 35.97 g/mol
- Physical form
- Gas
- HS code
- 284443
- Category
- Metals, alloys and elements

What is Argon-36?
Plain description, key identifiers and synonyms
Argon-36 is a chemical substance with the molecular formula Ar and a molar mass of 35.97 g/mol. Its CAS registry number is 13965-95-2.
Identifiers
Registry numbers, names and line notations, tap to copy
- IUPAC name
- argon-36
- CAS number
- 13965-95-2 CAS number cross-checked
- EC number
- 620-573-6
- Molecular formula
- Ar
- InChIKey
- XKRFYHLGVUSROY-AHCXROLUSA-N
- InChI
- InChI=1S/Ar/i1-4
- Canonical SMILES
- [Ar]
- Isomeric SMILES
- [36Ar]
Synonyms
- 36Ar isotope
- Ar-36 isotope
- Argon-36 isotope
- Argon-36Ar
- Isotope:36Ar
- Isotope:Argon-36
- 36Ar (isotope)
- Argon-36Ar, 50 atom %
- Argon-36Ar, 99.5 atom %
Physical and chemical properties
Measured values and descriptors computed from the structure
Physical and chemical properties
Measured values, check the supplier specification for your grade
| Physical form | Gasexp.Measured value |
|---|
Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.
Computed descriptors
Calculated from the structure, useful for screening and formulation
| Molecular weight | 35.97 g/molcalc.Computed value |
|---|---|
| Exact mass | 35.9675 Dacalc.Computed value |
| LogP (octanol/water) | 0calc.Computed value |
| Topological polar surface area | 0 Ųcalc.Computed value |
| Hydrogen bond donors | 0calc.Computed value |
| Hydrogen bond acceptors | 0calc.Computed value |
| Rotatable bonds | 0calc.Computed value |
| Heavy atoms | 1calc.Computed value |
| Rings | 0calc.Computed value |
| Aromatic rings | 0calc.Computed value |
| Fraction sp3 carbons | 0calc.Computed value |
| Formal charge | 0calc.Computed value |
| Stereocentres | 0calc.Computed value |
Calculated for screening. Confirm critical figures with the supplier.
Safety and hazards
GHS classification summary, not a safety data sheet
Hazard statements
- H280Contains gas under pressure, may explode if heated.
Precautionary statements (1)
- P410 + P403Protect from sunlight. Store in a well-ventilated place.
GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.
Full safety data and first aidArgon-36 suppliers
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Argon-36 price
Indicative price range per kg from live supplier offers
Suppliers quote this chemical on request. Send one free request and compare quotes side by side.
Uses and applications
What the substance is used for, by industry and function
Regulatory status
Inventories, regulations and trade controls that list this substance
No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.
HS code and trade data
Customs classification and reported world trade statistics
Global trade
World import and export statistics for the HS code Argon-36 is traded under.
Radioactive elements and isotopes and compounds other than those of subheading 284410…
- Canada32.1%
- Netherlands17.0%
- Germany11.4%
- United States37.8%
- Germany8.4%
- China5.8%
The HS code shown for Argon-36 is indicative (it is known at chapter level only). Confirm the classification with your customs broker before shipping.
Frequently asked questions
Quick answers about Argon-36, based on the data on this page
What is Argon-36?
What is the CAS number of Argon-36?
What is the molecular formula and weight of Argon-36?
What is Argon-36 used for?
Is Argon-36 hazardous?
What is the HS code of Argon-36?
Where can I buy Argon-36?
What is the price of Argon-36?
Guides for buyers
Practical guides that help when you source, ship or handle Argon-36
- Guide, SafetyHow to read a safety data sheet in 10 minutesA section by section method to pull the essentials out of any 16 section SDS: identity, hazards, composition, storage, PPE, properties, transport and emergency measures.Read
- Guide, Trade and logisticsShipping dangerous goods: UN numbers, classes and packing groupsHow the UN dangerous goods system works for chemicals, from the nine classes and UN numbers to packing groups, UN packaging marks, labels, documents and segregation.Read
- Guide, SafetyGHS pictograms, signal words and hazard statements explainedA practical guide to the nine GHS pictograms, the signal words Danger and Warning, H and P statements, and how to read a chemical label in seconds.Read
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