Hf

HF
Specification: Classification: Hydrofluoric Acid ; CAS No.: 7664-39-3 ; Other Names: hf acid ; MF: hf ; Grade Standard: Industrial Grade ; Purity: 50% 55% 60% 70% ; Appearance: colorless and transparent solution ; Application: used for cleaning the surface of m. ; FOB price: 920usd-1200usd/mt ;
Product Specification :

	Superior Grade		Index
			First Grade			Eligible Grade
			HF-40	HF-55	HF-60	HF-40	HF-55	HF-60
Hydrofluoric(HF)Content,%≥	40	70	40	55	60	40	55	60
Fluorosilicic Acid(H2SiF6),%≤	0.02	0.02	0.2	0.5	0.5	2.5	5.0	5.0
Non-volatile Acid(H2SO4),%≤	0.02	0.02	0.05	0.08	0.1	1.0	2.0	2.2

Application:
industrial hydrofluoric acid,inorganic chemicals
1 it is used for cleaning the surface of metal such as stainless steel.
2.It is used for etching of glass, finishing and polishing .
3. it is used as raw material to produce organic and inorganic fluoride.
Besides HF acid could be as important up-river resources for many other chemicals such as cryolite and other fluoride ect.
Package plastic barrel ,net weight: 7kg,10kg or 25kg per barrel; iron-plastic barrel, net weight: 50kg or 200kg per barrel