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Potassium nitrate

Catalog No. 60419 Name Sigma Aldrich
CAS Number 7757-79-1 Website http://www.sigmaaldrich.com
M. F. KNO3 Telephone 1-800-521-8956
M. W. 101.1032 Fax
Purity ≥99.0% (T) Email
Storage Chembase ID: 105584

SYNONYMS

Title
硝酸钾
IUPAC name
potassium nitrate
IUPAC Traditional name
potassium nitrate

DATABASE IDS

EC Number 231-818-8
CAS Number 7757-79-1
MDL Number MFCD00011409

PROPERTIES

Antion Traces chloride (Cl-): ≤10 mg/kg
Antion Traces iodate (IO3-): ≤5 mg/kg
Antion Traces nitrite (NO2-): ≤10 mg/kg
Antion Traces phosphate (PO43-): ≤5 mg/kg
Antion Traces sulfate (SO42-): ≤20 mg/kg
Cation Traces Ag: ≤5 mg/kg
Cation Traces Al: ≤5 mg/kg
Cation Traces Ba: ≤5 mg/kg
Cation Traces Bi: ≤5 mg/kg
Cation Traces Ca: ≤10 mg/kg
Cation Traces Cd: ≤5 mg/kg
Cation Traces Co: ≤5 mg/kg
Cation Traces Cr: ≤5 mg/kg
Cation Traces Cu: ≤5 mg/kg
Cation Traces Fe: ≤2 mg/kg
Cation Traces Li: ≤5 mg/kg
Cation Traces Mg: ≤5 mg/kg
Cation Traces Mn: ≤5 mg/kg
Cation Traces Mo: ≤5 mg/kg
Cation Traces NH4+: ≤10 mg/kg
Cation Traces Na: ≤200 mg/kg
Cation Traces Ni: ≤5 mg/kg
Cation Traces Pb: ≤5 mg/kg
Cation Traces Sr: ≤5 mg/kg
Cation Traces Tl: ≤5 mg/kg
Cation Traces Zn: ≤5 mg/kg
Empirical Formula (Hill Notation) KNO3
Grade ACS reagent
Grade puriss. p.a.
Purity ≥99.0% (T)
Melting Point 334 °C(lit.)
pH 4.5-8.5 (25 °C, 50 mg/mL in H2O)
GHS Pictograms GHS03
GHS Signal Word Warning
GHS Hazard statements H272
European Hazard Symbols Oxidising Oxidising (O)
MSDS Link Download
Personal Protective Equipment Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
GHS Precautionary statements P220
RID/ADR UN 1486 5.1/PG 3
Risk Statements 8
RTECS TT3700000
Hazard Class 5.1
UN Number 1486
Packing Group 3
German water hazard class 1

DETAILS

Description (English)
Other Notes
Oxidizing agent for decomposition by fusion1,2
Description (简体中文)
Other Notes
通过熔融作用进行分解的氧化剂1,2

REFERENCES