Inorganic acids

HYDROFLUORIC ACID For Synthesis

Hydrogen Fluride; HF

Article code: 00174
CAS: 7664-39-3
Grade: For Synthesis
Purity: 40%
Category: Inorganic acids

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Properties

Article No.: 00174
Grade: For Synthesis
Purity: 40%
CAS No.: 7664-39-3
Molecular Formula: HF
Molecular Weight: 20.01
H.S. Code: 2811.1100
Shelf Life: 60 Months
Supply conditions: Restricted for Export

Product information

Article No.	00174	Grade	For Synthesis
Purity	40%	CAS No.	7664-39-3
Molecular Formula	HF	Molecular Weight	20.01
H.S. Code	2811.1100	Shelf Life	60 Months

Physical Properties

Physical state at 20 °C	Liquid	Colour	Clear Colorless
Odour	Acrid odor	pH value	1
Melting point/ Freezing point [°C]	< -36°C	Boiling point [°C]	108°C
Vapour pressure [20°C]	25 mm Hg @ 20°C	Vapour pressure mm/Hg	25 mm Hg @ 200C
Vapour density	1.97	Density [g/cm3]	about 1.13
Solubility in water [% weight]	Infinitely soluble

Specifications

Appearance	A clear colorless liquid	Assay (alkalimetric)	39 - 43%
Weight/ mL at 20°C	About 1.13 g	Non-volatile matter	Max 0.04%
Fluorosilicate (SiF6)	Max 1%	Sulphate (SO4)	Max 0.04%
Iron (Fe)	Max 0.003%	Lead (Pb)	Max 0.003%

Packaging options

500 ml (00500)
2500 ml (02500)
5000 ml (05000)

Details

HYDROFLUORIC ACID For Synthesis Hydrogen Fluride; HF Restricted for Export (Under Scomet) MSDS DE EN FR KO PT ES TH TR COAs Packings 500 ml (00500) 2500 ml (02500) 5000 ml (05000) Print friendly version Article No. 00174 Grade For Synthesis Purity 40% CAS No. 7664-39-3 Molecular Formula HF Molecular Weight 20.01 H.S. Code 2811.1100 Shelf Life 60 Months Physical Properties Physical state at 20 °C Liquid Colour Clear Colorless Odour Acrid odor pH value 1 Melting point/ Freezing point [°C] Boiling point [°C] 108°C Vapour pressure [20°C] 25 mm Hg @ 20°C Vapour pressure mm/Hg 25 mm Hg @ 200C Vapour density 1.97 Density [g/cm3] about 1.13 Solubility in water [% weight] Infinitely soluble Specifications Appearance A clear colorless liquid Assay (alkalimetric) 39 - 43% Weight/ mL at 20°C About 1.13 g Non-volatile matter Max 0.04% Fluorosilicate (SiF6) Max 1% Sulphate (SO4) Max 0.04% Iron (Fe) Max 0.003% Lead (Pb) Max 0.003% Safety Information and Hazard Symbols Symbol: GHS05, GHS06 Signal Word: Danger UN No.: 1790 IMCO Class No.: 8,6.1 Packing Group: II Hazardous Statement: H300-H310-H314-H330 Precaution Statement: P260-P280-P301+P330+P331-P303+P361+P353-P304+P340-P305+P351+P338 Revision Date: 05-May-2025 Home Lab Chemicals Acids-Inorganic HYDROFLUORIC ACID