- HFr- M = 20,00 g/molr- CAS [7664-39-3]r- EINECS-No.: 231-634-8r- Density: 1,16 g/cm3 r- Solub. in water: (20 ºC): miscibler- Melting point: ~ -35 ºCr- Boiling point: ~ 106 ºCr- EC-Index-No.: 009-002-00-6r- ADR: 8 CT1 II UN 1790r- IMDG: 8 II UN 1790r- IATA/ICAO: 8 II UN 1790r- GHS-signal word: Dangerr- GHS-H sentences: H310 - H330 - H314r- GHS-P sentences: P260 - P303+P361+P353 - P305+P351+P338 - P310 - P320 - P405 - P501ar- Tariff number: 2811 11 00 00r- Applications: analytical chemistry, acidifying agent, dissolution agent for silicates.rrSPECIFICATIONSrassay (acidimetric): 47 - 51 %rcolour (Hazen): max. 10 rchlorides (Cl): max. 0,0004 %rhexafluorosilicic acid (H2SiF6) : max. 0,002 %rtotal phosphorus (P): max. 0,000005 %rtotal sulfur (S): max. 0,00001 %raluminium (Al): max. 1 ppbrantimony (Sb): max. 0,2 ppbrarsenic (As): max. 0,5 ppbrbarium (Ba): max. 0,1 ppbrberyllium (Be): max. 0,1 ppbrbismuth (Bi): max. 0,1 ppbrboron (B): max. 1 ppbrcadmium (Cd): max. 0,1 ppbrcalcium (Ca): max. 1 ppbrcerium (Ce): max. 0,1 ppbrcesium (Cs): max. 0,1 ppbrchromium (Cr): max. 1 ppbrcobalt (Co): max. 0,1 ppbrcopper (Cu): max. 0,5 ppbrdysprosium (Dy): max. 0,1 ppbrerbium (Er): max. 0,1 ppbreuropium (Eu): max. 0,1 ppbrgadolinium (Gd): max. 0,1 ppbrgallium (Ga): max. 0,1 ppbrgermanium (Ge): max. 0,1 ppbrgold (Au): max. 0,2 ppbrhafnium (Hf): max. 0,1 ppbrholmium (Ho): max. 0,1 ppbrindium (In): max. 0,1 ppbriron (Fe): max. 1 ppbrlanthanum (La): max. 0,1 ppbrlead (Pb): max. 0,1 ppbrlithium (Li): max. 0,1 ppbrlutetium (Lu): max. 0,1 ppbrmagnesium (Mg): max. 1 ppbrmanganese (Mn): max. 0,1 ppbrmercury (Hg): max. 1 ppbrmolybdenum (Mo): max. 0,1 ppbrneodymium (Nd): max. 0,1 ppbrnickel (Ni): max. 0,5 ppbrniobium (Nb): max. 0,1 ppbrpalladium (Pd): max. 0,2 ppbrplatinum (Pt): max. 0,2 ppbrpotassium (K): max. 1 ppbrpraseodymium (Pr): max. 0,1 ppbrrhenium (Re): max. 0,1 ppbrrhodium (Rh): max. 0,1 ppbrrubidium (Rb): max. 0,1 ppbrruthenium (Ru): max. 0,1 ppbrsamarium (Sm): max. 0,1 ppbrscandium (Sc): max. 0,1 ppbrselenium (Se): max. 1 ppbrsilver (Ag): max. 0,5 ppbrsodium (Na): max. 1 ppbrstrontium (Sr) : max. 0,1 ppbrtantalum (Ta): max. 0,1 ppbrtellurium (Te): max. 0,1 ppbrterbium (Tb): max. 0,1 ppbrthallium (Tl): max. 0,1 ppbrthorium (Th): max. 0,1 ppbrthulium (Tm): max. 0,1 ppbrtin (Sn): max. 0,5 ppbrtitanium (Ti): max. 1 ppbrtungsten (W): max. 0,5 ppbruranium (U): max. 0,1 ppbrvanadium (V): max. 0,1 ppbrytterbium (Yb): max. 0,1 ppbryttrium (Y): max. 0,1 ppbrzinc (Zn): max. 1 ppbrzirconium (Zr): max. 0,1 ppbr