Potassium Hydroxide, Reagent Grade, 90%, Flakes - 10KG

SKU: 484016-10KG
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For laboratory, institutional, and professional use only. Not available for residential or personal purchase. Orders are subject to verification.

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Potassium hydroxide (KOH), reagent grade, 90% assay, is supplied in flake form for laboratory and industrial applications. Also known as caustic potash, KOH is a strong, hygroscopic base with high water solubility.

It is widely used in analytical chemistry, buffer preparation, saponification reactions, base-catalyzed syntheses, and environmental testing methods. This grade is suitable for EPA 1613 and SM 5210 applications. Potassium hydroxide is also utilized in organic synthesis, silicon etching, CO₂ absorption, and general laboratory neutralization procedures.

Chemical Name: Potassium hydroxide
Synonyms: Caustic potash
Linear Formula: KOH
CAS Number: 1310-58-3
Molecular Weight: 56.11 g/mol
Assay: 90%
Grade: Reagent grade
Quality Level: 100
Form: Flakes
Solubility: Water, 1120 g/L
pH (5.6 g/L, 25 °C): ~13.5
Melting Point: 361 °C
Vapor Pressure: 1 mmHg (719 °C)
Agency Methods: Suitable for EPA 1613, SM 5210
EC Number: 215-181-3
MDL Number: MFCD00003553
PubChem ID: 329757370
eCl@ss: 38100303
NACRES: NA.21
UNSPSC Code: 12352106

Specifications

Potassium Hydroxide, Reagent Grade, 90%, Flakes

• Assay: 90%
• Grade: Reagent
• Form: Flakes
• Molecular weight: 56.11 g/mol
• Melting point: 361 °C
• pH (5.6 g/L, 25 °C): ~13.5
• Solubility in water: 1120 g/L
• Suitable for EPA 1613 and SM 5210

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