Specifications
Potassium hydroxideCAS:1310-58-3
Appearance: white flake
Potassium hydroxide
1. Properties: clear colorless liquid or white flakes. Strong base. Very corrosive. Easily dissolves in water with liberation of much heat.
2. Use: Manufacture of liquid soap; mordant for wood; absorbing CO2; mercerizing cotton; paint and varnish removers; electroplating,
photoengraving and lithography; printing inks; in analytical chemistry and in organic syntheses.
3. Packing: Liquid, tank; flakes, 40kg or 25kg per bag.
Liquid | Solid | ||
Premium grade | Grade I | ||
KOH, ≥ | 48 | 95.0 | 90.0 |
K2CO3, ≤ | 0.055 | 0.5 | 0.5 |
Chloride (Cl), ≤ | 0.0018 | 0.005 | 0.005 |
Iron (Fe), ≤ | 0.00032 | 0.0005 | 0.0005 |
Sulfate (SO42-), ≤ | - | 0.005 | 0.005 |
Nitrate & Nitrite (N), ≤ | - | 0.0005 | 0.0005 |
Sodium (Na), ≤ | - | 0.8 | 0.8 |
Phosphate (PO4), ≤ | - | 0.005 | 0.005 |
Silicate (SiO3), ≤ | - | 0.01 | 0.01 |
Aluminum (Al), ≤ | - | 0.002 | 0.002 |
Calcium (Ca), ≤ | - | 0.005 | 0.005 |
Nickel (Ni), ≤ | - | 0.0005 | 0.0005 |
Heavy metal (Pb), ≤ | - | 0.002 | 0.002 |
First aid measures:
A. Skin contact: immediately wash with water for at least 15 minutes. Seek medical attention if skin burn occurs.
B. Eye contact: immediately wash with water, saline or 3% boric acid solution for at least 15 minutes. Seek medical attention if necessary.
C. Inhalation: Seek medical attention.
D. Ingestion: Seek medical attention.
Protection measures:
A. Engineering control: Area of operation should be closed.
B. Respiratory tract: Wear respirator if necessary.
C. Eye: Wear goggle.
D. Body: Wear protection cloths.
E. Hand: Wear rubber gloves.
F. Other: Shower after work.