臭氧

Description

ozone is identified by CAS 10028-15-6, molecular formula O3 and molecular weight 47.98 g/mol. UNII 66H7ZZK23N; ChEBI 25812; InChIKey CBENFWSGALASAD-UHFFFAOYSA-N. Boiling Point: -169.6 °F at 760 mmHg (EPA, 1998); Boiling Point: -111.9 °C; Boiling Point: -112 °C.

Identification

CAS Registry Number	10028-15-6
PubChem CID	24823
Molecular formula	O3
Molecular weight	47.98 g/mol
IUPAC name	ozone
InChIKey	CBENFWSGALASAD-UHFFFAOYSA-N
UNII (FDA)	66H7ZZK23N
ChEBI ID	CHEBI:25812

Computed Descriptors

Molecular Weight	47.998
XLogP3	-1.7
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	0
Exact Mass	47.984743858
Monoisotopic Mass	47.984743858
Topological Polar Surface Area	41.1
Heavy Atom Count	3
Formal Charge	0

Physical & Chemical Properties

Boiling Point	-169.6 °F at 760 mmHg (EPA, 1998)
Boiling Point	-111.9 °C
Boiling Point	-112 °C
Boiling Point	-169 °F
Boiling Point	-111.35 °C @760 [mm Hg]
Melting Point	-314 °F (EPA, 1998)
Melting Point	-192.7 + or - 2 °C
Melting Point	-193 °C
Melting Point	-315 °F
Solubility	(32 °F): 0.001%

Physical description & handling notes

• Gas Vapor
• Colorless to blue gas with a very pungent odor; [NIOSH]
• COLOURLESS OR BLUISH GAS WITH CHARACTERISTIC ODOUR.
• Colorless to blue gas with a very pungent odor.
• COLORLESS GAS; DARK BLUE LIQ; BLUE-BLACK CRYSTALS
• BLUISH GAS

Regulatory Status

Regulatory & Food Contact	FDA Substance added to food: ANTIMICROBIAL AGENT

GHS Hazard Classification

Reported hazard statements	H270 (99.6%), H314 (43.9%), H315 (37%), H318 (43.9%), H319 (55.7%), H330 (99.6%), H335 (37%), H341 (21.4%)

Documented Uses

• Metal Thermal Spraying [Category: Plate]
• Pulp and Paper Processing [Category: Industry]
• Textiles (Fiber & Fabric Manufacturing) [Category: Industry]
• Using Disinfectants or Biocides [Category: Clean]
• Sewer and Wastewater Treatment [Category: Industry]
• Ceramics making [Category: Hobbies]

Synonyms

OZONE; Triatomic oxygen; 10028-15-6; Ozon; Ozone heavy work; ozono; trioxygen; Oxygen, mol (O3); trioxygene; 66H7ZZK23N; DTXSID0021098; CHEBI:25812; Low Level Ozone; Level Ozone, Low; Ozone, Low Level; Ozone, Tropospheric

Frequently Asked Questions

What are the CAS number and molecular formula of ozone?

CAS 10028-15-6; molecular formula O3; molecular weight 47.98 g/mol.

What other names is ozone known by?

OZONE, Triatomic oxygen, 10028-15-6, Ozon, Ozone heavy work, ozono.

What is the regulatory status of ozone?

Documented regulatory listings: FDA Substance added to food: ANTIMICROBIAL AGENT.

Is ozone classified as hazardous?

Hazard statements reported: H270, H314, H315, H318, H319.

What are the key physical properties of ozone?

Boiling Point: -169.6 °F at 760 mmHg (EPA, 1998); Boiling Point: -111.9 °C; Boiling Point: -112 °C; Boiling Point: -169 °F.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.