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ChemicalBook >> CAS DataBase List >> Potassium hydroxide

Potassium hydroxide

Potassium hydroxide  price.
  • $10 - $7430
  • Product name: Potassium hydroxide
  • CAS: 1310-58-3
  • MF: KOH
  • MW: 56.11
  • EINECS:215-181-3
  • MDL Number:MFCD00003553
  • Synonyms:POTASSIUM HYDROXIDE STANDARD;POTASSIUM HYDROXIDE;POTASSIUM HYDROXIDE ETHANOLIC;hydroxydedepotassium(solide) ;hydroxydedepotassium(solutions) ;Kaliumhydroxyde;Potassa;Potasse caustique
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  • ManufacturerAK Scientific
  • Product numberX2065
  • Product descriptionPotassiumhydroxide,pellets
  • Packaging100g
  • Price$27
  • Updated2021-12-16
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  • ManufacturerAK Scientific
  • Product number0836AP
  • Product descriptionPotassiumhydroxide,flakes
  • Packaging500g
  • Price$54
  • Updated2021-12-16
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  • ManufacturerAlfa Aesar
  • Product numberA16199
  • Product descriptionPotassium hydroxide, flake, 85%
  • Packaging500g
  • Price$31.4
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product number046072
  • Product descriptionPotassium hydroxide, 45% w/w aq. soln
  • Packaging500ml
  • Price$32.65
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product numberA18854
  • Product descriptionPotassium hydroxide, pellets, 85%
  • Packaging500g
  • Price$33.1
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product number046330
  • Product descriptionPotassium hydroxide, 25% w/v aq. soln.
  • Packaging500ml
  • Price$33.65
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product number035592
  • Product descriptionPotassium hydroxide, 1.0N Standardized Solution
  • Packaging1L
  • Price$35
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product number013451
  • Product descriptionPotassium hydroxide, ACS, 85% min, K2CO3 2.0% max
  • Packaging50g
  • Price$35.3
  • Updated2023-06-20
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  • ManufacturerAlfa Aesar
  • Product number088602
  • Product descriptionPotassium hydroxide, Acculute Standard Volumetric Solution, Final Concentration 0.5N
  • Packaging6units
  • Price$334
  • Updated2023-06-20
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  • ManufacturerAlfa Aesar
  • Product number013451
  • Product descriptionPotassium hydroxide, ACS, 85% min, K2CO3 2.0% max
  • Packaging10kg
  • Price$391
  • Updated2023-06-20
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  • ManufacturerAlfa Aesar
  • Product number042736
  • Product descriptionPotassium hydroxide, 1.0N Standardized Solution in methanol
  • Packaging20L
  • Price$292.65
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product numberA16199
  • Product descriptionPotassium hydroxide, flake, 85%
  • Packaging10000g
  • Price$296
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product number042735
  • Product descriptionPotassium hydroxide, 0.5N Standardized Solution in methanol
  • Packaging20L
  • Price$299.65
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product number044273
  • Product descriptionPotassium hydroxide, 99.98% (metals basis), 85% min
  • Packaging500g
  • Price$301
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product number042734
  • Product descriptionPotassium hydroxide, 0.1N Standardized Solution in methanol
  • Packaging20L
  • Price$311.65
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product number046072
  • Product descriptionPotassium hydroxide, 45% w/w aq. soln
  • Packaging4L
  • Price$143.65
  • Updated2024-03-01
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific X2065 Potassiumhydroxide,pellets 100g $27 2021-12-16 Buy
AK Scientific 0836AP Potassiumhydroxide,flakes 500g $54 2021-12-16 Buy
Alfa Aesar A16199 Potassium hydroxide, flake, 85% 500g $31.4 2024-03-01 Buy
Alfa Aesar 046072 Potassium hydroxide, 45% w/w aq. soln 500ml $32.65 2024-03-01 Buy
Alfa Aesar A18854 Potassium hydroxide, pellets, 85% 500g $33.1 2024-03-01 Buy
Alfa Aesar 046330 Potassium hydroxide, 25% w/v aq. soln. 500ml $33.65 2024-03-01 Buy
Alfa Aesar 035592 Potassium hydroxide, 1.0N Standardized Solution 1L $35 2024-03-01 Buy
Alfa Aesar 013451 Potassium hydroxide, ACS, 85% min, K2CO3 2.0% max 50g $35.3 2023-06-20 Buy
Alfa Aesar 088602 Potassium hydroxide, Acculute Standard Volumetric Solution, Final Concentration 0.5N 6units $334 2023-06-20 Buy
Alfa Aesar 013451 Potassium hydroxide, ACS, 85% min, K2CO3 2.0% max 10kg $391 2023-06-20 Buy
Alfa Aesar 042736 Potassium hydroxide, 1.0N Standardized Solution in methanol 20L $292.65 2024-03-01 Buy
Alfa Aesar A16199 Potassium hydroxide, flake, 85% 10000g $296 2024-03-01 Buy
Alfa Aesar 042735 Potassium hydroxide, 0.5N Standardized Solution in methanol 20L $299.65 2024-03-01 Buy
Alfa Aesar 044273 Potassium hydroxide, 99.98% (metals basis), 85% min 500g $301 2024-03-01 Buy
Alfa Aesar 042734 Potassium hydroxide, 0.1N Standardized Solution in methanol 20L $311.65 2024-03-01 Buy
Alfa Aesar 046072 Potassium hydroxide, 45% w/w aq. soln 4L $143.65 2024-03-01 Buy

Properties

Melting point :361 °C (lit.)
Boiling point :1320°C
Density :1.450 g/mL at 20 °C
vapor pressure :1 mm Hg ( 719 °C)
refractive index :n20/D 1.421
Flash point :52 °F
storage temp. :Store at +5°C to +30°C.
solubility :H2O: 1 M at 20 °C, clear, colorless
form :powder
Specific Gravity :1.09
color :white
Odor :Odorless
PH :10.98(1 mM solution);11.95(10 mM solution);12.88(100 mM solution);
explosive limit :3.5-15.0%(V) (ethanol)
Water Solubility :soluble
Sensitive :Air Sensitive & Hygroscopic
Merck :14,7640
Exposure limits :Ceiling in air 2 mg/m3 (ACGIH).
Dielectric constant :3.3(Ambient)
Stability :Stable, but very hygroscopic. Dissolves exothermically in water. Incompatible with most metals, strong acids, acid chlorides, organic materials, zinc, aluminium, nitroalkanes, nitrobenzene, chlorine dioxide. Reacts vigorously with a wide variety of other materials. Readily absorbs water and carbon dioxide from the air.
InChIKey :KWYUFKZDYYNOTN-UHFFFAOYSA-M
LogP :-1.380 (est)
CAS DataBase Reference :1310-58-3(CAS DataBase Reference)
NIST Chemistry Reference :Potassium hydroxide(1310-58-3)
EPA Substance Registry System :Potassium hydroxide (1310-58-3)

Safety Information

Symbol(GHS): GHS hazard pictogramsGHS hazard pictograms
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H290 May be corrosive to metals Corrosive to Metals Category 1 Warning GHS hazard pictograms P234, P390, P404
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning GHS hazard pictograms P264, P270, P301+P312, P330, P501
H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger GHS hazard pictograms P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
Precautionary statements:
P234 Keep only in original container.
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

Potassium hydroxide, also known as lye is an inorganic compound with the chemical formula KOH. Also commonly referred to as caustic potash, it is a potent base that is marketed in several forms including pellets, flakes, and powders. It is used in various chemical, industrial and manufacturing applications. Potassium hydroxide is also a precursor to other potassium compounds. Potassium hydroxide is used in food to adjust pH, as a stabilizer, and as a thickening agent. This ingredient has been considered as generally safe as a direct human food ingredient by the FDA, based upon the observance of several good manufacturing practice conditions of use.

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