Potassium dihydrogen orthophosphate(V)

Base Information

• Chemical Name: Potassium dihydrogen orthophosphate(V)
• CAS No.: 7778-77-0
• Molecular Formula: KH2PO4
• Molecular Weight: 136.08
• Hs Code.: HOSPHATE PRODUCT IDENTIFICATION
• Mol file: 7778-77-0.mol

Synonyms:Potassium phosphate (xK);Monopotassium phosphate (industrial grade);Potassiumphosphatemonobasic;Mono Potassium Phosphate(MKP);Mono-potassium phosphate (MKP);Potassium phosphate,monobasic;Monopotassium phosphate anhydrous;Monopotassium phosphate (MKP);Industrial Grade Monopotassium Phosphate MKP;Potassium Phosphate Monobasic ACS Powder;Orthophosphoric acid, monopotassium salt;Potassium hydrogen phosphate (KH2PO4);Phosphoric acid, monopotassium salt;Sorensens potassium phosphate;Potassium dihydrogenorthophosphate;Monopotassium Phosphate(MKP);Monopatassium phosphate;Monopotassium Phosphate;Potassium Phosphate Monobasic;MonoPotassium Phosphate; potassium dihydrogen phosphate; MKP;

Chemical Property of Potassium dihydrogen orthophosphate(V)

Chemical Property:

• Appearance/Colour: white powder
• Melting Point: 252.6 °C(lit.)
• Boiling Point: 158oC at 760 mmHg
• PSA: 90.40000
• Density: 2.338 g/mL at 25 °C(lit.)
• LogP: -0.49040
• Water Solubility.: 222 g/L (20℃)

Purity/Quality:

98% ^*data from raw suppliers

Safty Information:

• Pictogram(s): F,T,C,Xi
• Hazard Codes: F,T,C,Xi
• Safety Statements: S24/25:

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Physical and Optical Properties: Frequency-Doubling: KDP exhibits frequency-doubling properties.; Nonlinear Conversion: It shows high efficiency in nonlinear conversion.; Phase Matching: KDP allows easy phase matching.; Photoelectric and Piezoelectric Capabilities**: It possesses excellent photoelectric and piezoelectric capabilities.; Transparency: KDP offers superior transparency over a wide spectral range.; Optical Uniformity: It demonstrates outstanding optical uniformity.
• Uses: Optical Communication and Signal Processing: KDP finds wide usage in optical communication and signal processing.; Laser Ignition of Inertial Confinement Fusion (ICF): Its rapid growth technology enables the production of large aperture KDP, making it indispensable for laser ignition in ICF.; Nonlinear Optical Material: KDP is a promising nonlinear optical material with a wide light transmission band, superior laser damage resistance, large non-linear coefficient, and electro-optic coefficient. It is extensively used in high-power laser and nuclear fusion systems.
• Processing Challenges: Softness, Heat Sensitivity, and Water Solubility: KDP is recognized as one of the most challenging materials to process due to its softness, heat sensitivity, and water solubility.; Surface and Subsurface Damage: Processing technologies often result in surface and subsurface damage, limiting its applications.; Planarization Techniques: Chemical Mechanical Polishing (CMP) is considered an excellent means of planarization to reduce surface roughness and damage.; Challenges in CMP: Water-based polishing slurry used in CMP poses difficulties due to KDP's deliquescence characteristics. Researchers are exploring micro-water polishing techniques to minimize water's detrimental effects. However, achieving extremely low surface roughness remains challenging.