氟化钠，Sodium fluoride [NaF]；puriss., meets analytical specification of Ph. Eur., BP, USP, 98.5-100.5% (calc. to the dried substance)

蒸汽压

1.4 mmHg ( 0 °C)

质量水平

200

等级

puriss.

检测方案

98.5-100.5% (calc. to the dried substance)

形式

powder

质量

meets analytical specification of Ph. Eur., BP, USP

杂质

acidity or alkalinity, complies
organic volatile impurities, complies (GC)
residual solvents, complies
≤0.002% heavy metals (as Pb)
≤0.1% free alkali (as NaOH)
≤0.2% free acid (as HF)
≤0.2% sodium hexafluorosilicate (Na₂SiF₆)

缺失

≤0.5% loss on drying, 150 °C

mp

993 °C (lit.)

痕量阴离子

chloride (Cl^-): ≤100 mg/kg
sulfate (SO₄^2-): ≤200 mg/kg

痕量阳离子

Fe: ≤50 mg/kg

适用性

complies for appearance of solution

SMILES string

[F-].[Na+]

InChI

1S/FH.Na/h1H;/q;+1/p-1

InChI key

PUZPDOWCWNUUKD-UHFFFAOYSA-M