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Ashta Chemicals Inc Potassium Hydroxide (KOH) Liquid 50%

Ashta Chemicals Potassium Hydroxide (KOH) Liquid 50% is produced by the electrolysis of potassium chloride brine, KOH has high pH and is highly corrosive, making it uniquely suited for a broad range of applications that require these physical properties and/or require a source of potassium.

Chemical Name: Potassium Hydroxide

CAS Number: 1310-58-3

Labeling Claims: Kosher, Pareve

Synonyms: Caustic potash, KOH, Potash

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Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Chemical Name
CAS No.
1310-58-3
EC No.
215-181-3

Features & Benefits

Labeling Claims
Attributes

Strong alkali

Applications & Uses

Markets
Applications and Markets
  • Alkaline batteries
  • Runway de-icing
  • Dyes
  • Liquid fertilizers
  • Food additives
  • Crop protection
  • Oil & gas drilling
  • Pharmaceuticals
  • Potassium carbonate
  • Potassium phosphates
  • Soaps & detergents
  • Water treatment

Properties

Physical Form
Appearance
Clear, Colorless Liquid
Typical Properties
ValueUnitsTest Method / Conditions
Total Alkalinity (KOH)50 - 51% wtASTM: E - 291.90
Carbonate (K₂CO₃)max. 0.2% wtAOAC: 920.194
Sodium Contentmax. 2,500ppmSMEWW: 3500-Na:C
Chlorides (KCl)max. 50ppmSMEWW: 4500-Cl-:F
Chlorates (KClO₃)max. 30ppmSMEWW: 4110
Sulfates (K₂SO₄)max. 30ppmSMEWW: 4500-SO₄²⁻:B
Iron Contentmax. 2ppmSMEWW: 3500-Fe:C

Regulatory & Compliance

Certifications & Compliance
Quality Standards
Regulatory & Compliance
  • Meets chemical test requirements of Food Chemical Codex, 10th ed.
  • ANSI/NSF 60 Certified (when sourced directly from Ashtabula)
  • Star-K Kosher Certified
  • Not produced in accordance with all applicable cGMP requirements as defined by the FDA

Packaging & Availability

Packaging Type
Availability

Available in 45% and 50% solutions.

Storage & Handling

Shipping

Shipped via tank car and tank truck.