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MilliporeSigma

204110

Sigma-Aldrich

Potassium nitrate

99.99% trace metals basis

Synonym(s):

Saltpeter

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About This Item

Empirical Formula (Hill Notation):
KNO3
CAS Number:
7757-79-1
Molecular Weight:
101.10
EC Number:
231-818-8
MDL number:
MFCD00011409
UNSPSC Code:
12352302
PubChem Substance ID:
24852201
NACRES:
NA.23
Assay:
99.99% trace metals basis
Form:
crystalline

Key Documents

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Quality Level

100

assay

99.99% trace metals basis

form

crystalline

reaction suitability

core: potassium

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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This Item
54204022129512648
Potassium nitrate 99.99% trace metals basis

Sigma-Aldrich

204110

Potassium nitrate

Potassium nitrate 99.999% trace metals basis

Sigma-Aldrich

542040

Potassium nitrate

Potassium nitrate ACS reagent, ≥99.0%

Sigma-Aldrich

221295

Potassium nitrate

Potassium nitrate puriss., meets analytical specification of Ph Eur, BP, USP, FCC, E252, 99.0-100.5%

Sigma-Aldrich

12648

Potassium nitrate

form

crystalline

form

crystalline

form

crystals

form

powder or crystals

assay

99.99% trace metals basis

assay

99.999% trace metals basis

assay

≥99.0%

assay

99.0-100.5%

Quality Level

100

Quality Level

100

Quality Level

200

Quality Level

100

mp

334 °C (lit.)

mp

334 °C (lit.)

mp

334 °C (lit.)

mp

334 °C (lit.)

impurities

≤150.0 ppm Trace Metal Analysis

impurities

≤15.0 ppm Trace Metal Analysis

impurities

≤0.005% insolubles

impurities

acidity or alkalinity, complies, reducing matter, complies, residual solvents, complies, ≤0.001% heavy metals (as Pb), ≤0.005% ammonium (NH4)

Application

Anodic chamber solute for the electrochemical synthesis of a LaMnO3 thin film coating on stainless steel substrates.[1]

pictograms

Flame over circle
GHS03

signalword

Warning

hcodes

H272

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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Certificates of Analysis (COA)

Lot/Batch Number
0000458439
0000458439
0000452642
0000452642
0000067250

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Therese, G.H.A. Kamath, P.V.
Chemistry of Materials, 10, 3364-3364 (1998)
Rose A Devasia et al.
The Journal of antimicrobial chemotherapy, 63(6), 1173-1178 (2009-03-31)
The aim of this study was to assess the sensitivity, specificity and time to results of mycobacterial growth indicator tube (MGIT) 960, microscopic observation drug susceptibility (MODS) assay and nitrate reductase assay (NRA) compared with the gold standard agar proportion
Changhong Yao et al.
Bioresource technology, 118, 438-444 (2012-06-22)
Microalgal starch is a potential feedstock for biofuel production. The effects of KNO(3) and MgSO(4) concentrations and light intensity on biomass and starch production by the marine microalga, Tetraselmis subcordiformis, were investigated. Under 200 μmol m(-2) s(-1) irradiance and sulfur-deprived
Jing Huang et al.
Applied and environmental microbiology, 80(1), 29-42 (2013-10-01)
Bacteria play important roles in mineral weathering and soil formation. However, few reports of mineral weathering bacteria inhabiting subsurfaces of soil profiles have been published, raising the question of whether the subsurface weathering bacteria are fundamentally distinct from those in
Mila Ivanova Luleva et al.
Sensors (Basel, Switzerland), 11(4), 4188-4206 (2011-12-14)
Displacement of soil particles caused by erosion influences soil condition and fertility. To date, the cesium 137 isotope ((137)Cs) technique is most commonly used for soil particle tracing. However when large areas are considered, the expensive soil sampling and analysis
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