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31263 Sigma-Aldrich

Potassium nitrate

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

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Properties

Related Categories Analytical Reagents, Analytical Reagents for General Use, Analytical/Chromatography, Essential Chemicals, O-P, Puriss p.a. ACS,
Quality Level   200
grade   ACS reagent, reag. ISO, reag. Ph. Eur.
  puriss. p.a.
assay   ≥99%
impurities   ≤0.001% ammonium (NH4)
  ≤0.005% water insolubles
pH   5.5-7.5 (20 °C, 5%)
mp   334 °C (lit.)
anion traces   chloride (Cl-): ≤10 mg/kg
  iodate (IO3-): ≤5 mg/kg
  nitrite (NO2-): ≤10 mg/kg
  phosphate (PO43-): ≤5 mg/kg
  sulfate (SO42-): ≤20 mg/kg
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)
SMILES string   [K+].[O-][N+]([O-])=O
InChI   1S/K.NO3/c;2-1(3)4/q+1;-1
InChI key   FGIUAXJPYTZDNR-UHFFFAOYSA-N
Safety & Documentation

Safety Information

Symbol 
GHS03  GHS03
Signal word 
Warning
Hazard statements 
Precautionary statements 
RIDADR 
UN 1486 5.1 / PGIII
WGK Germany 
WGK 1
RTECS 
TT3700000
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Single- & multi-channel pipettes from BRAND
Protocols & Articles
Peer-Reviewed Papers
15

References

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