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Monobasic Potassium Phosphate Structure

Monobasic Potassium Phosphate

Chemical Properties

Melting point 252.6 °C (lit.)
Boiling point > 450 °C
bulk density 1200kg/m3
Density  2.338 g/mL at 25 °C (lit.)
vapor pressure  0Pa at 25℃
refractive index  1.4864
storage temp.  Store at +5°C to +30°C.
solubility  H2O: 1.5 M at 20 °C, clear, colorless
form  powder
Specific Gravity 2.338
color  White transparent
PH 4.2-4.6 (20g/l, H2O, 20℃)
pka (1) 2.15, (2) 6.82, (3) 12.38 (at 25℃)
Odor Odorless
biological source rabbit
Water Solubility  222 g/L (20 ºC)
Sensitive  Hygroscopic
λmax λ: 260 nm Amax: 0.046
λ: 280 nm Amax: 0.040
Decomposition  253 °C
Merck  14,7659
Specific Activity 25-33nmol/min·mg
Stability Hygroscopic
InChIKey GNSKLFRGEWLPPA-UHFFFAOYSA-M
CAS DataBase Reference 7778-77-0(CAS DataBase Reference)
EPA Substance Registry System Monopotassium phosphate (7778-77-0)
Absorption ≤0.01 at 260nm
≤0.01 at 280nm
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Safety Information

Hazard Codes 
HS Code  2835240000
Hazardous Substances Data 7778-77-0(Hazardous Substances Data)
Toxicity LD50 skin in rabbit: > 4640mg/kg

MSDS

Usage And Synthesis

Preparation Products And Raw materials

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