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CAS No. | 7757-79-1 |
Chemical Name: | Potassium nitrate |
Synonyms: | KNO3;nitre;vicknite;collo-bo;SALTPETER;saltpetre;kaliinitras;kaliumnitrat;nitrateofpotash;Potassiumnitrat |
CBNumber: | CB9854301 |
Molecular Formula: | KNO3 |
Formula Weight: | 101.1 |
MOL File: | 7757-79-1.mol |
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Potassium nitrate Property |
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density : |
1.00 g/mL at 20 °C
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storage temp. : |
Store at RT. |
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solubility : |
H2O: 1 M at 20 °C, clear, colorless
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Water Solubility : |
320 g/L (20 ºC) |
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Stability:: |
Stable. Strong oxidizer - contact with combustible material may cause fire. Incompatible with combustible materials, strong reducing agents. |
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Potassium nitrate Chemical Properties,Usage,Production |
Chemical Properties
White solid |
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General Description
A white to dirty gray crystalline solid. Water soluble. Noncombustible, but accelerates the burning of combustible materials. If large quantities are involved in fire or the combustible material is finely divided an explosion may result. May explode under prolonged exposure to heat or fire. Toxic oxides of nitrogen are produced in fires. Used in solid propellants, explosives, fertilizers. |
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Air & Water Reactions
Soluble in water. |
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Reactivity Profile
Potassium nitrate mixed with alkyl esters may explode, owing to the formation of alkyl nitrates; mixtures with phosphorus, tin (II) chloride, or other reducing agents may react explosively [Bretherick 1979. p. 108-109]. Powdered antimony mixed with Potassium nitrate explodes when heated [Mellor 9:282 1946-47]. A mixture of antimony trisulfide and Potassium nitrate explodes at a red heat [Mellor 9:524. 1946-47]. Arsenic disulfide forms explosive mixtures when mixed with Potassium nitrate, [Mellor 9:270.1946-47]. A mixture of sodium acetate and Potassium nitrate may cause an explosion [Pieters 1957. p. 30]. A mixture of Potassium nitrate and sodium hypophosphite constitutes a powerful explosive [Mellor 8:881. 1946-47]. A mixture of powdered zirconium and Potassium nitrate explodes when heated above the melting point [Mellor 7:116. 1946-47]. |
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Health Hazard
Exposure can cause mild irritation of eyes, nose and throat. |
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Potassium nitrate Preparation Products And Raw materials |
Raw materials
Potassium hydroxide
Sodium chloride
Ammonium nitrate
Potassium carbonate
Ammonium chloride
Nitric acid
Sodium nitrate
Potassium chloride
Ammonium bicarbonate
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Preparation Products
1-BROMO-4-(METHYLSULPHONYL)-2-NITROBENZENE
Compound fertilizer
TRIMETHYLQUINONE
7-METHYLADENINE
8-Aminoisoquinoline
4-NITROQUINOLINE N-OXIDE
Acifluorofen
ammonia synthesis Fe catalysts
1-FLUORO-4-(TRIFLUOROMETHYLTHIO)BENZENE
2,6-Dinitroaniline
4-METHYL-5-NITRO-2-PYRIDINECARBOXYLIC ACID
Nitrogen phosphorus potassium mixed fertilizer
ISOPROPYLSULFONYL CHLORIDE
5-Nitro-6-methyluracil
Gentamycin sulfate
7-Aminoisoquinoline
Silver iodide
3-Amino-4,6-dimethylpyridine
ethybenzene dehydrogenation catayst NCY
6-AMINO-2-N-BOC-1,2,3,4-TETRAHYDRO-ISOQUINOLINE
Dimidium bromide
1,2-Dihydroxy-9,10-anthracenedione
1-Methyl-4-nitro-1H-imidazole-5-carbonitrile
8-Bromoisoquinoline
3-Amino-2-bromo-4,6-dimethylpyridine
AMMONIA SYNTHESIS CATALYST
5-Chloro-1-methyl-4-nitroimidazole
3-Amino-4-nitrobenzitrifluoride
6-Nitroindole
3-Nitrobenzaldehyde
Calcium iodate
4-AMINO-3-FORMYLPYRIDINE
Potassium periodate
6-Aminoindole
Sodium tungstate dihydrate
POTASSIUM NITRITE
4-Methyl-3-nitropyridine
4-Vinylpyridine
7-NITRO-3,4-DIHYDROISOQUINOLINE
2,4-DICHLORO-3-METHYL-5-NITROBENZOIC ACID
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Potassium nitrate Suppliers Global( 234)Suppliers |
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SALTPETER
POTASSIUM ION CHROMATOGRAPHY STANDARD
POTASSIUM ICP STANDARD, KNO3
POTASSIUM NITRATE
POTASSIUM NITRATE, CYANIDE ISE
NITRATE NITROGEN
NITRATE NITROGEN STANDARD
NITRIC ACID POTASSIUM SALT
7757-79-1
FILLING SOLUTION FOR SALT BRIDGES AND DOUBLE-JUNCTION ELECTRODES
FILLING SOLUTION FOR CYANIDE OR SULFIDE ELECTRODE
FILLING SOLUTION FOR FLUORIDE ELECTRODE
KNO3
Filling solution for chloride combination electrode (10% KNO3, trace AgCl, KCl)
Filling solution for cyanide or sulfide electrode (10% KNO3, trace AgCl, KCl)
Filling solution for fluoride electrode (17% KNO3, 5% KCl, trace NaCl, AgCl)
Nitrate Ion standard solution Fluka
Nitrate solution
Potassium ion chromatography standard solution Fluka
Potassium nitrate (99.999%-K) PURATREM
PotassiumnitrateACSwhitextl
saltpetre
POTASSIUM NITRATE, A.C.S. REAGENT
POTASSIUM NITRATE, PH HELV
FILLING SOLUTION FOR CYANIDE OR SULFIDE&
POTASSIUM NITRATE, ACS
POTASSIUM ICP STANDARD SOLUTION FLUKA,FO R ICP
POTASSIUM ATOMIC SPECTROSCOPY STAND.SOL. FLUKA, IN NITRIC AC
POTASSIUM NITRATE WITH ANTI-CACKING AGEN T (NA METHYLNAPHTHALINE SULFONATE), PURE
POTASSIUM NITRATE EXTRA PURE, B. P.,FCC, E 252
POTASSIUM ION CHROMATOGRAPHY STANDARD SO L. FLUKA, IN H2O
POTASSIUM NITRATE, 99.999%
POTASSIUM NITRATE, 99.99%
POTASSIUM NITRATE SIGMAULTRA
POTASSIUM NITRATE PHOTOGRAPHIC GRADE
POTASSIUM NITRATE CELL CULTURE TESTED
POTASSIUM NITRATE R. G., REAG. ACS, REAG . ISO, REAG. PH. EUR.
FILLING SOLUTION FOR SALT BRIDGES AND &
POTASSIUM NITRATE 99+% A.C.S. REAGENT
NITRATE ION STANDARD SOLUTION FLUKA, FOR ISE, 0.01 M
NITRATE SOLUTION, 0.1MG/ML IN WATER
POTASSIUM NITRATE PLANT CELL CULTURE*TES TED
POTASSIUM NITRATE, REAGENTPLUS TM, >= 99.0%
Potassium nitrate, Ph Eur
NITRATE ION STANDARD SOLUTION FLUKA, FOR ISE, 0.1 M
PotassiumNitrateReagent
PotassiumNitrateFcc
PotassiumNitrateGr
PotassiumNitratePurified
PotassiumNitrate>97%
PotassiumNitrateUsp
PotassiumNitrateSaltpetreNiterNitre
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