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1.06449

Supelco

Sodium fluoride

for analysis EMSURE® Reag. Ph Eur

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Synonym(s):
Sodium fluoride
Empirical Formula (Hill Notation):
FNa
CAS Number:
Molecular Weight:
41.99
MDL number:
EC Index Number:
231-667-8

grade

ACS reagent

Quality Level

Agency

reag. ISO
reag. Ph. Eur.

vapor pressure

1 hPa ( 1077 °C)

product line

EMSURE®

Assay

≥99.5% (precipitation titration)

form

crystals

potency

148.5 mg/kg LD50, oral (Rat)

impurities

≤0.01% In water insoluble matter
≤0.04% Free alkali (as NaOH)
≤0.05% Free acid (as hydrofloric acid)

loss

≤0.2% loss on drying, 150 °C, 4 h

pH

10.2 (20 °C, 40 g/L in H2O)

mp

996 °C

density

2.8 g/cm3 at 20 °C

anion traces

chloride (Cl-): ≤0.003%
hexafluorosilicate (SiF62-): ≤0.075%
sulfate (SO42-): ≤0.01%
sulfite (SO32-): ≤0.005%

cation traces

Ca: ≤0.004%
Cu: ≤0.0002%
Fe: ≤0.002%
K: ≤0.02%
excess alkali (as NaOH): ≤0.04%
heavy metals (as Pb): ≤0.001%

storage temp.

2-30°C

InChI

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

InChI key

PUZPDOWCWNUUKD-UHFFFAOYSA-M

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1.064501.936701.93270
Sodium fluoride for analysis EMSURE® Reag. Ph Eur

Supelco

1.06449

Sodium fluoride

Sodium fluoride 99.99 Suprapur®

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1.06450

Sodium fluoride

Supelco

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1.93670

Sodium fluoride

Sodium fluoride for analysis EMPARTA® ACS

Supelco

1.93270

Sodium fluoride

vapor pressure

1 hPa ( 1077 °C)

vapor pressure

1 hPa ( 1077 °C)

vapor pressure

-

vapor pressure

1.4 mmHg ( 0 °C)

assay

≥99.5% (precipitation titration)

assay

99.99%

assay

-

assay

-

form

crystals

form

-

form

-

form

-

impurities

≤0.01% In water insoluble matter, ≤0.04% Free alkali (as NaOH), ≤0.05% Free acid (as hydrofloric acid)

impurities

-

impurities

-

impurities

-

pH

10.2 (20 °C, 40 g/L in H2O)

pH

10.2 (20 °C, 40 g/L in H2O)

pH

-

pH

-

Linkage

Replaces: SX0550-5

Analysis Note

Assay (precipitative titration): ≥ 99.5 %
In water insoluble matter: ≤ 0.01 %
Free alkali (as NaOH): ≤ 0.04 %
Free acid (as hydrofloric acid): ≤ 0.05 %
Chloride (Cl): ≤ 0.003 %
Hexafluorosilicate (SiF₆): ≤ 0.075 %
Sulfate (SO₄): ≤ 0.01 %
Sulfite (SO₃): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.001 %
Ca (Calcium): ≤ 0.004 %
Cu (Copper): ≤ 0.0002 %
Fe (Iron): ≤ 0.002 %
K (Potassium): ≤ 0.02 %
Loss on drying (150 °C, 4 h): ≤ 0.2 %

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Pictograms

Skull and crossbones

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 3 Oral - Eye Irrit. 2 - Skin Irrit. 2

Supplementary Hazards

Storage Class Code

6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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