1.06537

Supelco

Sodium nitrate

for analysis EMSURE® ACS,ISO,Reag. Ph Eur

Synonym(s):
Nitric acid sodium salt, Sodium nitrate
Empirical Formula (Hill Notation):
NNaO3
CAS Number:
Molecular Weight:
84.99
EC Index Number:
231-554-3

storage conditions

Store at +5°C to +30°C.

Quality Level

grade

ACS reagent

Agency/Method

reag. ISO
reag. Ph. Eur.

assay

≥99.5% (alkalimetric)

form

solid

potency

1267 mg/kg LD50, oral (Rat)

pH

5.5-8.0 (20 °C, 50 g/L in H2O)

mp

308 °C

density

2.26 g/cm3 at 20 °C

bulk density

1200 kg/m3

anion traces

chloride (Cl-): ≤0.0005%
iodate (IO3-): ≤0.0005%
nitrite (NO2-): ≤0.001%
phosphate (PO43-): ≤0.0005%
sulfate (SO42-): ≤0.003%

cation traces

Ca: ≤ 0.002%
Fe: ≤ 0.0003%
K: ≤ 0.01%
Mg: ≤ 0.002%
NH4+: ≤ 0.002%
heavy metals: ≤ 0.0005%
heavy metals (as Pb): ≤ 0.0005%

storage temp.

2-30°C

InChI

1S/NO3.Na/c2-1(3)4;/q-1;+1

InChI key

VWDWKYIASSYTQR-UHFFFAOYSA-N

Related Categories

Linkage

Replaces: SX0655; SX0655-1; SX0655-7

Analysis Note

Assay (alkalimetric): ≥ 99.5 %
Insoluble matter: ≤ 0.005 %
pH-value (5 %; water; 25 °C): 5.5 - 8.0
Chloride (Cl): ≤ 0.0005 %
Iodate: ≤ 0.0005 %
Nitrite (NO₂): ≤ 0.001 %
Phosphate (PO₄): ≤ 0.0005 %
Sulfate (SO₄): ≤ 0.003 %
Heavy metals (ACS): ≤ 0.0005 %
Heavy metals (as Pb): ≤ 0.0005 %
Ca (Calcium): ≤ 0.002 %
Fe (Iron): ≤ 0.0003 %
K (Potassium): ≤ 0.01 %
Mg (Magnesium): ≤ 0.002 %
NH₄ (Ammonium): ≤ 0.002 %
Corresponds to ACS,ISO,Reag. Ph Eur

Legal Information

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

pictograms

Flame over circleExclamation mark

signalword

Warning

hazcat

Eye Irrit. 2 - Ox. Sol. 3

storage_class_code

5.1B - Oxidizing hazardous materials

WGK Germany

WGK 1

Flash Point F

does not flash

Flash Point C

does not flash

Certificate of Analysis

Certificate of Origin

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