Hydrofluoric Acid

Specification 647 РК 30054230-920-2001

Description Grade А Grade В Grade Г
HF fraction of total mass, %, min 35.5+0.3 40.0+0.4 40.0+0.4
H2SiF6 fraction of total mass, %, max 0.025+0.005 4.5+0.4  7.5+0.6 
H2SO4 fraction of total mass,%, max 0.01+0.002 1.8+0.1 4.5+0.2
Fe fraction of total mass, %, max 0.007+0.001 0.02+0.003 -
Cl fraction of total mass, %, max 0.06 - -
Nonvolatile elements fraction of total mass, %, max 0.3+0.03 - -


Массовая доля MgF2, % >98,9
Потери при прокаливании <1,44
Остаток на сите + 0,4 мм <1,0%