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Potassium sulfate Structure

Potassium sulfate

Chemical Properties

Melting point 1067°C
Boiling point 1689°C
Density  2.66
Flash point 1689°C
storage temp.  Inert atmosphere,Room Temperature
solubility  H2O: 0.5 M at 20 °C, clear, colorless
form  Very Fine Crystals or Powder
color  White
Specific Gravity 2.662
Odor Odorless
PH Range ~7
PH 5.5-7.5 (25℃, 0.5M in H2O)
Water Solubility  110 g/L (20 ºC)
λmax λ: 260 nm Amax: 0.01
λ: 280 nm Amax: 0.01
Merck  14,7674
Dielectric constant 5.9(0.0℃)
Stability Stable.
InChIKey OTYBMLCTZGSZBG-UHFFFAOYSA-L
CAS DataBase Reference 7778-80-5(CAS DataBase Reference)
NIST Chemistry Reference Potassium sulfate(7778-80-5)
EPA Substance Registry System Potassium sulfate (7778-80-5)

Safety Information

Safety Statements  22-24/25
WGK Germany  1
RTECS  TT5900000
TSCA  Yes
HS Code  31043000
Hazardous Substances Data 7778-80-5(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 6600 mg/kg

MSDS

Usage And Synthesis

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