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1.06449

Supelco

Sodium fluoride

for analysis EMSURE® Reag. Ph Eur

Synonym(s):

Sodium fluoride

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About This Item

Empirical Formula (Hill Notation):
FNa
CAS Number:
Molecular Weight:
41.99
MDL number:
UNSPSC Code:
12352302
EC Index Number:
231-667-8
NACRES:
NA.21

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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Related Categories

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


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

PDSCL

Deleterious substance

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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