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HYDROFLUORIC ACID AR/ACS

Hydrogen Fluride; HF

Restricted for Export (Under Scomet)  
COAs

Packings

500 ml (00500)

2500 ml (02500)

2PPB000500 2PPB002500
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Article No. 00175 Grade AR/ACS
Purity 48% 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] 1.15 -1.18
Solubility in water [% weight] Infinitely soluble

Specifications

Appearance A clear colorless liquid Assay (alkalimetric) 48.0-51.0%
Sulphate and Sulphite (as SO4) Max 0.0005% Phosphate (PO4) max 0.0001%
Fluorosilicic acid (H2SiF6) max 0.01% Residue on ignition max 0.0005%
Chloride (Cl) Max 0.0005% Iron (Fe) Max 0.0001%
Heavy metal (as Pb) max 0.00005% Arsenic (As) Max 0.000005%
Copper (Cu) Max 0.00001%

Safety Information and Hazard Symbols

Skull and Crossbones Corrosion
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

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