Fluorides
Sodium fluoride (30105)
analytical reagent, ACS, ISO, Ph. Eur.
Overview
Specifications
Standards & Approvals
- Specifications Met
- ACS
- ISO
- Ph. Eur.
Standards & Approvals
- Specifications Met
- ACS
- ISO
- Ph. Eur.
- Specifications Met : ACS|ISO|Ph. Eur.
Property
Value
assay
Min. 99 %
assay (calc. to the dried substance)
98.5 - 100.5 %
water insoluble matter
Max. 0.02 %
loss on drying (150°C)
Max. 0.2 %
loss on drying (130 °C, 3 h)
Max. 0.5 %
acidity or alkalinity
complying
free acid (as HF)
Max. 0.05 %
free alkali (as NaOH)
Max. 0.04 %
copper (Cu)
Max. 0.0005 %
iron (Fe)
Max. 0.001 %
potassium (K)
Max. 0.01 %
heavy metals (as Pb)
Max. 0.001 %
sodium hexafluorosilicate (Na2SiF6)
Max. 0.1 %
fluorosilicate (SiF6)
complying
chloride (Cl)
Max. 10 ppm
sulfate (SO4)
Max. 100 ppm
sulfite (SO3)
Max. 0.005 %
appearance of the solution
complying
