Fosforan monopotasowy MKP Fosforan potasu jednozasadowy 5kg - 5000g

Monopotassium Phosphate (MKP)

Other Names: Potassium dihydrogen phosphate, Potassium phosphate monobasic, KH₂PO₄
Chemical Formula: KH₂PO₄
Molar Mass: 136.09 g/mol
CAS Number: 7778-77-0
Appearance: White crystalline powder or granules
Odor: Odorless

Physical and Chemical Properties

• Density: ~2.34 g/cm³

• Melting Point: 253 °C (decomposes)

• Boiling Point: Not applicable (decomposes before boiling)

• Solubility in Water: 22 g/100 mL at 25 °C (highly soluble)

• Solubility in Alcohol: Insoluble

• pH (1% solution at 25°C): ~4.2–4.7 (acidic)

Applications

• Chemical Synthesis: Used as a source of phosphate and potassium in chemical reactions

• Buffering Agent: Applied in buffer solutions for laboratory and industrial processes

• Fertilizer Production: Utilized in formulations requiring controlled potassium and phosphorus release (non-food context)

• Electroplating and Surface Treatment: Stabilizes pH in certain metal treatment baths

• Fire Retardants: Incorporated in flameproofing chemical formulations

Safety Information

This chemical does not meet GHS hazard criteria for 90.7% (794 of 875) of all reports. Pictograms displayed are for 9.3% (81 of 875) of reports that indicate hazard statements.

Handling and Storage

• Handling: Avoid dust formation and contact with eyes or prolonged skin exposure

• Storage: Store in a dry, tightly sealed container in a cool, well-ventilated place. Protect from moisture

Environmental Considerations

Not classified as environmentally hazardous, but excessive phosphate discharge can contribute to eutrophication. Avoid releasing large amounts into waterways.