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P6083

Sigma-Aldrich

Potassium nitrate

BioXtra, ≥99.0%

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Synonym(s):
KNO3, saltpeter
Empirical Formula (Hill Notation):
KNO3
CAS Number:
Molecular Weight:
101.10
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.71

product line

BioXtra

Quality Level

Assay

≥99.0%

form

crystals

impurities

<0.0005% Phosphorus (P)
<0.01% Insoluble matter

mp

334 °C (lit.)

solubility

H2O: 1 M at 20 °C, clear, colorless

anion traces

chloride (Cl-): <0.002%
sulfate (SO42-): <0.003%

cation traces

Al: <0.0005%
Ca: <0.0005%
Cu: <0.0005%
Fe: <0.0005%
Mg: <0.0005%
NH4+: <0.05%
Na: <0.005%
Pb: <0.001%
Zn: <0.0005%

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
22129531263P8394
Potassium nitrate BioXtra, &#8805;99.0%

P6083

Potassium nitrate

Premium Grade
Potassium nitrate ACS reagent, &#8805;99.0%

221295

Potassium nitrate

-
Potassium nitrate puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., &#8805;99%

31263

Potassium nitrate

Essential Grade
Potassium nitrate ReagentPlus&#174;, &#8805;99.0%

P8394

Potassium nitrate

-
assay

≥99.0%

assay

≥99.0%

assay

≥99%

assay

≥99.0%

solubility

H2O: 1 M at 20 °C, clear, colorless

solubility

-

solubility

-

solubility

-

Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

100

impurities

<0.0005% Phosphorus (P), <0.01% Insoluble matter

impurities

≤0.005% insolubles

impurities

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

impurities

-

cation traces

Al: <0.0005%, Cu: <0.0005%, Mg: <0.0005%, Na: <0.005%, Zn: <0.0005%, Ca: <0.0005%, NH4+: <0.05%, Fe: <0.0005%, Pb: <0.001%

cation traces

Ca: ≤0.005%, Fe: ≤3 ppm, Mg: ≤0.002%, Na: ≤0.005%, heavy metals: ≤5 ppm (by ICP-OES)

cation traces

Ca: ≤10 mg/kg, Cu: ≤5 mg/kg, Fe: ≤2 mg/kg, Mg: ≤20 mg/kg, Na: ≤50 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg, heavy metals: ≤5 ppm (by ICP-OES)

cation traces

-

Pictograms

Flame over circle

Signal Word

Warning

Hazard Statements

Hazard Classifications

Ox. Sol. 3

Storage Class Code

5.1B - Oxidizing hazardous materials

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Wolfgang R Engelsberger et al.
The Plant journal : for cell and molecular biology, 69(6), 978-995 (2011-11-09)
Nitrogen is an essential macronutrient for plant growth and development. Inorganic nitrogen and its assimilation products control various metabolic, physiological and developmental processes. Although the transcriptional responses induced by nitrogen have been extensively studied in the past, our work here
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
Valentin Loux et al.
BMC genomics, 16, 296-296 (2015-04-18)
Propionibacterium freudenreichii (PF) is an actinobacterium used in cheese technology and for its probiotic properties. PF is also extremely adaptable to several ecological niches and can grow on a variety of carbon and nitrogen sources. The aim of this work
Mohd Baasir Gaisawat et al.
Nutrients, 11(9) (2019-08-29)
Probiotic supplementation plays a key role in maintaining intestinal homeostasis due to its ability to modulate gut microbiota. Although their potential as potent antioxidants have previously been explored, their ability to affect the redox status in the gut lumen of
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

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