Potassium hydroxide flakes (caustic potash) 90% is white strong base with strong corrosion, easily soluble in water.
Potassium hydroxide flakes (caustic potash) 90% is white strong base with strong corrosion, easily soluble in water.
Molecular formula KOH
Molecular weight 56.10
CAS Number 1310-58-3
Properties
colorless transparent liquid or white flake,strong base with strong corrosion, easily soluble in water.
Uses---Battery industry, high-grade detergent and cosmetics,disproportionated rosin potassium soap and various kinds of sylvin, pharmaceutical intermediates, synthetic rubber,ABS resin and natural rubber emulsion, food additive etc..
Packing: Liquid: packed in tank wagon; sheet:40kg/bag or 25kg/bag..
Item | % | Index | ||
Liquid | Sheet | |||
Top quality | First quality | |||
Content of potassium hydroxide(KOH)min | % | 48.0 | 95.0 | 90.0 |
Content of (K2CO3)max | % | 0.1 | 0.5 | 0.5 |
Content of chloride(based on CI)max | % | 0.0025 | 0.005 | 0.005 |
Iron(Fe)max | % | 0.00025 | 0.0005 | 0.0005 |
Sulphate(based on SO42-) max | % | 0.002 | 0.005 | 0.005 |
Nitrate and nitrite(based on N)max | % | -- | 0.0005 | 0.0005 |
Sodium(Na)max | % | 0.4 | 0.8 | 0.8 |
Phosphate(based on PO4)max | % | -- | 0.005 | 0.005 |
Silicate (based on SiO3)max | % | -- | 0.01 | 0.01 |
Aluminum(AL)max | % | 0.0006 | 0.002 | 0.002 |
Calcium(Ca)max | % | -- | 0.005 | 0.005 |
Nickel(Ni)max | % | -- | 0.0005 | 0.0005 |
Heavy metal(based on Pb)max | % | 0.001 | 0.002 | 0.002 |
Note:(Na) content can be controlled on the clients' requirements. | ||||
