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Zibo Feiyuan Chemical Co., Ltd.

20 YRS

Shandong, China

CNY 159.2 Million

666000 m²

500-1000 people

Main Products: Hydrofluoric acid / Ammonium Hydrogen Difluoride

Shandong, China

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Hydrofluoric acid / CAS 7664-39-3

OVERVIEW

Uses

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Packaging

Pallets Packing	20'FCL		40'FCL
Pallets Packing	With	Without	With	Without
180 KG/Plastic Drum	--	16 MT	--	16 MT

Lead Time

In Stock

Max Capacity

120000 MT/Year

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DESCRIPTION

Hydrofluoric acid

■ PHYSICAL PROPERTIES

NO.	Item	Properties
1	Chemical name	Hydrofluoric Acid
2	Molecular formula	HF
3	Molecular weight	20.01
4	Boiling point,℃	19.50
5	Melting point,℃	-83.60
6	Vapor pressure	53.32
7	Critical temperature,℃	188.00
8	Critical pressure,Kpa	6.48
9	Critical density,g/cm3	0.29

■ TECHNICAL INDEX

NO.	Item	Excellent Grade	First Grade			Qualified
1		F-40	F-40	F-55	F-60	F-40	F-55	F-60
2	Purity	≥40%	≥40%	≥55%	≥60%	≥40%	≥55%	≥60%
3	H2SiF6	≤0.02%	≤0.02%	≤0.5%	≤0.5%	≤0.6%	≤1%	≤1%
4	Nonvolatile acid [based on H2SO4]	≤0.02%	≤0.05%	≤0.08%	≤0.1%	≤0.6%	≤0.8%	≤1%
6	Fe	≤0.005%	≤0.01%	──	──	──	──	──

■ APPLICATION

1.Glass etchant.

2.Metal-clean.

3.The treatment of the surface of metal.

■ PACKING AND STORAGE

25kg drum, 230kg steel drum or IBC. As customer’s requirement

Stored in a storehouse with shed, and kept away from sunlight. Strictly forbid storing it with combustibles and

explosives together.

Typical Properties

It is used in the manufacture of organic or inorganic fluoride, such as fluorocarbon, sodium fluoride, aluminum fluoride, uranium hexafluoride and cryolite. It is also used for pickling of stainless steel and non-ferrous metals, engraving and lettering of glass instrument scales, glassware and mirrors, polishing of glassware, treatment of frosted bulbs and general bulbs, silicon removal and purification of metal graphite emulsion, sand removal of metal castings, removal of graphite ash, and manufacturing of Semiconductors (germanium and silicon). It is also used as a catalyst for dye synthesis and other organic synthesis. It is also used in electroplating, reagent, fermentation, ceramic treatment and the manufacture of fluororesin and flame retardant.

CAS No.

7664-39-3

Formula

Molecular Mass

20.00630

Exact Mass

20.00620

PSA

0.00000

Logp

0.53270

IUPAC

fluorane

SMILES

Matter Classification

inorganic

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