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204110

Sigma-Aldrich

Potassium nitrate

99.99% trace metals basis

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Synonym(s):
Saltpeter
Empirical Formula (Hill Notation):
KNO3
CAS Number:
Molecular Weight:
101.10
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Quality Level

assay

99.99% trace metals basis

form

crystalline

impurities

≤150.0 ppm Trace Metal Analysis

mp

334 °C (lit.)

SMILES string

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

InChI

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

InChI key

FGIUAXJPYTZDNR-UHFFFAOYSA-N

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1 of 4

This Item
22129531263PX1520
Potassium nitrate 99.99% trace metals basis

204110

Potassium nitrate

-
Potassium nitrate ACS reagent, ≥99.0%

221295

Potassium nitrate

-
Potassium nitrate puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99%

31263

Potassium nitrate

Essential Grade
Potassium Nitrate Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

PX1520

Potassium Nitrate

-
assay

99.99% trace metals basis

assay

≥99.0%

assay

≥99%

assay

≥99.0%

Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

200

impurities

≤150.0 ppm Trace Metal Analysis

impurities

≤0.005% insolubles

impurities

≤0.001% ammonium (NH4), ≤0.005% water insolubles

impurities

≤0.005% Insoluble matter

mp

334 °C (lit.)

mp

334 °C (lit.)

mp

334 °C (lit.)

mp

334 °C

Application

Anodic chamber solute for the electrochemical synthesis of a LaMnO3 thin film coating on stainless steel substrates.

pictograms

Flame over circle

signalword

Warning

hcodes

Hazard Classifications

Ox. Sol. 3

Storage Class

5.1B - Oxidizing hazardous materials

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges


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