Brand Name: Feiyuan
Model Number: HF
Place of Origin: Shandong, China (Mainland)
Classification: Hydrofluoric Acid
CAS No.: 7664-39-3
Other Names: HF ACID
MF: 231-634-8
EINECS No.: Industrial Grade
Grade Standard: >=40%
Purity: clear colorless fuming liquid
Appearance: glass etchant ,metal treatment
Application: 20.01
Molecular weight: 19.5
Boiling point,℃: -83.6
Melting point,℃: 188
Critical temperature,℃: 6.48
Critical pressure,Mpa: 0.29
Critical density,g/cm3: 0.958
Liquid density,25℃,g/cm3: 53032
Feiyuan industrial hydrofluoric acid
Specifications
1.Purity:≥40%
2.Timely delivery
3.Great service
4.OEM is accepted.
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 |
|
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 |
Non-volatile acid [based on H2SO4] %,≤ |
0.02 |
0.05 |
0.08 |
0.1 |
0.6 |
0.8 |
1 |
6 |
Fe %,≤ |
0.005 |
0.01 |
|
|
|
|
|
PACKING AND STORAGE
25kg drum, 230kg steel drum or IBC. As customer’s requirement
1.Glass etchant.
2.Metal-clean.
3.The treatment of the surface of metal.
Zibo Feiyuan Chemical Co.,Ltd established in August 2004.
At present, the number of employees can be 500 and there are 50 economical management talents, 20 senior engineers, 40 engineers and 88 technicians, accountants, and economists.The main products include CH2F2 (R32) 20,000 tons, CHF2CF3 (R125) 10,000 tons, R410a 10000 tons, R404a 10000 tons, R407c 10000 tons, anhydrous hydrogen fluoride 35,000 tons, ammonium bifluoride 8,000 tons, H2SO4 300,000 tons and Calcium sulfate 140,000 tons; and by-products get fluosilicic acid, hydrofluoric acid, muriatic acid and others.
In 2009, it passed Environmental management system certification, quality management system certification and occupational health and safety managementsystem certification.
Contact Us
M: qhl-export @feiyuanchem.com
T: 86-18353358953
Skype: elenafeiyuan