Skip to main content

Hydrofluoric acid

Also known as: Celtium, EINECS 231-166-4, Fluoride hydrogen, HAFNIUM, HAFNIUM CRYSTAL BAR, 99.7% (METALS BASIS EXCLUDING ZR), ZR N, HAFNIUM FOIL, 0.75MM (0.03IN) THICK, 99.5% (METALS BASIS EXC, HAFNIUM METAL, HAFNIUM POWDER, -60+325 MESH, 99.6% (METALS BASIS EXCLUDING, HAFNIUM WIRE, 0.25MM (0.01IN) DIA, 99.97% (METALS BASIS EXCL, HF, HafniumZrwire, HafniumpowderZr, Hydrogen fluoride, Hydrogen fluoride, anhydrous [UN1052] [Corrosive], MFCD00011032, celtium, hafnium atom, hafniummetal,dry(dot), hafniummetal,wet(dot), hafniumpowder

Hydrofluoric acid (CAS 7440-58-6) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Hf and a molecular weight of 178.490 g/mol. Key properties include a melting point of 2227 °C(lit.), a boiling point of 19.5±9.0 °C at 760 mmHg and a density of 13,31 g/cm3. It is classified under GHS with signal word Danger and hazard statements H228. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.

CAS No.
7440-58-6
Jingsj CID
J-3696-4
Molecular Formula
Hf
Molecular Weight
178.490 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026
Made to Order

Supplier Offers

1Request a quote
Filter:
SupplierPurity / PackBase PriceUnit PriceOrigin
Made to Order
--CN China

Physicochemical Properties

Melting Point2227 °C(lit.)
Boiling Point19.5±9.0 °C at 760 mmHg
Density13,31 g/cm3
Exact Mass179.946503
Vapor Pressure922.1±0.0 mmHg at 25°C

GHS Safety & Compliance

FlammableSignal word: Danger
  • H228

Frequently Asked Questions

What is the CAS number of Hydrofluoric acid?

The CAS number of Hydrofluoric acid is 7440-58-6.

What are the molecular formula and molecular weight of Hydrofluoric acid?

Hydrofluoric acid has molecular formula Hf and molecular weight 178.490 g/mol.

Which suppliers offer Hydrofluoric acid?

1 supplier(s) listed; request a quote for pricing.

Is Hydrofluoric acid hazardous?

Hydrofluoric acid has GHS signal word Danger and hazard statements H228.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Hydrofluoric acid (CAS 7440-58-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-3696-4 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.