Harcros Caustic Potash 18%

Harcros Caustic Potash 18% is a potassium hydroxide solution used in chemical manufacturing, industrial cleaning, and refining and gas processing. Belonging to the alkalis, bases, hydroxides, and potassium salts chemical families, it serves as a key component in pH control, neutralization, and other processing applications.

Chemical Name: Potassium Hydroxide

CAS Number: 1310-58-3, 7732-18-5

Chemical Family: Alkalis, Bases, Hydroxides, Potassium Salts

Labeling Claims: Odor-free

Applicable Processes: Cleaners Production, Fertilizer Manufacturing, Petroleum Refining, Soap Manufacturing

Synonyms: Caustic potash, KOH, Potash

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Enhanced TDS

Identification & Functionality

Features & Benefits

Labeling Claims

Applications & Uses

Markets
Applications
Applicable Processes
I&I Cleaning Applications
Applications
  • Potassium Hydroxide, 18% is used in manufacturing of soft soaps and liquid soaps by saponification.
  • Many industrially useful potassium salts are prepared by reaction with KOH.
  • Some of the other uses of KOH are in chemical manufacturing, fertilizer production, petroleum refining, and cleaning solutions

Properties

Physical Form
Appearance
Colorless Liquid
Odor
Odorless
Typical Properties
ValueUnitsTest Method / Conditions
Specific Gravity (at 25°C)1.164 - 1.170
Caustic Potash Content17.5 - 18.5%
ClarityClear--
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Freezing Point (at 14 - 31%)(-)13.33 to (-)65.22°C-
Freezing Point (at 44 - 50%)(-)33 to 3.33°F-
Freezing Point (at 31 - 44%)(-)65.22 to (-)33°C-
Relative Density (at 14 - 16%)1.125 - 1.144g/cm³-
Relative Density (at 18 - 20%)1.163 - 1.182g/cm³-
Relative Density (at 22 - 24%)1.201 - 1.221g/cm³-
Relative Density (at 26 - 28%)1.241 - 1.261g/cm³-
Relative Density (at 30 - 32%)1.281 - 1.302g/cm³-
Relative Density (at 34 - 36%)1.323 - 1.344g/cm³-
Dynamic Viscosity (at 14 - 28%)1.36 - 2.17cPs-
Relative Density (at 38 - 40%)1.366 - 1.388g/cm³-
Relative Density (at 42 - 44%)1.41 - 1.433g/cm³-
Relative Density (at 44 - 46%)1.433 - 1.456g/cm³-
Relative Density (at 46 - 50%)1.456 - 1.502g/cm³-
Boiling Point101.67 - 145.56°C-
Dynamic Viscosity (at 30 - 40%)2.36 - 3.88mPa s-
Dynamic Viscosity20°C-
pH20°C-
pHmin. 14--
Relative Density20°C-
Dynamic Viscosity (at 42 - 50%)4.39 - 7.89mPa s-
Vapor Pressure (at 100°F)7.5 - 40mmHg-
Physical StateLiquid--

Regulatory & Compliance

Packaging & Availability

Storage & Handling

Storage Conditions
  • Store in a cool, well-ventilated place, out of direct sunlight.
  • Keep container tightly closed.
  • Store locked up.
  • Store away from incompatible materials.
  • Store in accordance with local/regional/ national/international regulations.