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31128

Sigma-Aldrich

Barium nitrate

puriss. p.a., ACS reagent, ≥99%, ≥52% Ba basis

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About This Item

Linear Formula:
Ba(NO3)2
CAS Number:
10022-31-8
Molecular Weight:
261.34
EC Number:
233-020-5
MDL number:
MFCD00003442
UNSPSC Code:
41116107
PubChem Substance ID:
329753661
form:
solid

grade

ACS reagent
puriss. p.a.

Assay

≥99%

form

solid

concentration

≥52% Ba

impurities

≤0.001% ammonium (NH4)

pH

5-7 (20 °C, 5%)

mp

592 °C (dec.) (lit.)

anion traces

chloride (Cl-): ≤5 mg/kg

cation traces

Ca: ≤20 mg/kg
Fe: ≤2 mg/kg
K: ≤50 mg/kg
Mg: ≤20 mg/kg
Na: ≤50 mg/kg
Sr: ≤500 mg/kg
heavy metals: ≤5 ppm (by ICP-OES)

SMILES string

[Ba++].[O-][N+]([O-])=O.[O-][N+]([O-])=O

InChI

1S/Ba.2NO3/c;2*2-1(3)4/q+2;2*-1

InChI key

IWOUKMZUPDVPGQ-UHFFFAOYSA-N

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Pictograms

Flame over circleSkull and crossbones
GHS03,GHS06

Signal Word

Danger

Hazard Statements

H272,H301,H319,H332

Hazard Classifications

Acute Tox. 3 Oral - Acute Tox. 4 Inhalation - Eye Irrit. 2 - Ox. Sol. 2

Storage Class Code

5.1B - Oxidizing hazardous materials

WGK

WGK 1

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