CAS No.: | 7778-80-5 |
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Formula: | K2o4s |
EINECS: | 231-915-5 |
Appearance: | Powder |
MW: | 174.2592 |
Sample: | Support |
Customization: |
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Agricultural grade potassium sulfate with lowest price cas 7778-80-5
Potassium sulfate Basic information | |
Product Name: | Potassium sulfate |
CAS: | 7778-80-5 |
MF: | K2O4S |
MW: | 174.2592 |
EINECS: | 231-915-5 |
Mol File: | 7778-80-5.mol |
Potassium sulfate Chemical Properties | |
Melting point | 1067°C |
Boiling point | 1689°C |
density | 2.66 |
Fp | 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 | 5.5-7.5 (25ºC, 0.5M in H2O) |
PH Range | ~7 |
Water Solubility | 110 g/L (20 ºC) |
λmax | λ: 260 nm Amax: 0.01 |
λ: 280 nm Amax: 0.01 | |
Merck | 147,674 |
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) |
Component |
Range |
Typical |
K2SO4 |
98.0%min |
99% |
K20 |
52.0%min |
52% |
Moisture |
1.5%max |
0.5% |
CL |
1.5%max |
0.1% |
S |
18%min |
18.2% |
Free Acid(H2SO4) |
1.5%max |
1.5% |
PH |
3-5 |
4 |
Water Soluble |
100% |
100% |
Heavy Metal |
0.01%max |
0.008% |
Calcium |
0.1%max |
0.1% |
Iron (Fe) |
0.1%max |
0.1% |
Appearance |
White Powder |
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