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Sodium fluoride, Pharmpur®, Ph Eur, BP, USP

- 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, on dried sample): 98,5 - 100,5 %
assay (LC, calculated on the dried basis): 98,0 - 102,0 %
Identification A (EP): passes test
Identification B (EP): passes test
Identification C (EP) / B (USP): passes test
Identification A (USP): passes test
appearance of solution: clear and colourless
acidity or alkalinity: passes test
chlorides (Cl): max. 200 ppm
chlorides (Cl-) (LC): max. 0,012 %
fluorosilicates: passes test
sulfates (SO4): max. 200 ppm
loss on drying (130 ºC): max. 0,5 %
loss on drying (150 °C) : max. 1,0 %