Sodio fluoruro, per analisi, ExpertQ®, ACS, ISO

- Synonyms: Chemifluor, Ossalin, Ossin, Zymafluor
- NaF
- M = 41,99 g/mol
- CAS [7681-49-4]
- EINECS-No.: 231-667-8
- Solub. in water: (20 ºC): 42 g/l
- Melting point: 996 ºC
- Boiling point: 1695 ºC
- Vapour pressure: (1077 ºC) 1 hPa
- LD 50 (oral, rat): 52 mg/kg
- EC-Index-No.: 009-004-00-7
- ADR: 6.1 T5 III UN 1690
- IMDG: 6.1 III UN 1690
- IATA/ICAO: 6.1 III UN 1690
- GHS-signal word: Danger
- GHS-H sentences: H301 - H315 - H319 - EUH032
- GHS-P sentences: P280 - P301+P310 - P305+P351+P338 - P321 - P405 - P501a
- Tariff number: 2826 19 10 00
- Applications: analytical chemistry, laboratory reagent, in the production of enamels, insecticide, in fluoridation of drinking water.
- Appearance: Blanco

SPECIFICATIONS
assay (complexometric): min. 99 %
insoluble in water: max. 0,01 %
acidity: max. 0,03 meq/g
alkalinity: max. 0,01 meq/g
chlorides (Cl): max. 0,003 %
phosphates (as PO4): max. 0,0005 %
sulfates (SO4): max. 0,01 %
sulfites (SO3) : max. 0,005 %
sodium fluorosilicate (Na2SiF6): max. 0,1 %
copper (Cu): max. 0,0005 %
heavy metals (as Pb): max. 0,001 %
iron (Fe): max. 0,002 %
lead (Pb): max. 0,001 %
potassium (K): max. 0,02 %
loss on drying (150 °C) : max. 0,2 %