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Potassium sulfateCAS#7778-80-5

Chemical Name：Potassium sulfate

CAS No.:7778-80-5

Appearance:White Very Fine Crystals or Powder

Molecular Formula：K2O4S

Molecular weight:174.2592

Sample: Available

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Product Details

Products Description of Potassium sulfateCAS#7778-80-5

Potassium sulfate industrial product purity ≥ 99%, colorless or white crystal, granule or powder, odorless. Melting point 1067℃, boiling point 1689℃. Vapor pressure negligible (25℃), relative density 2.66 (20℃). Solubility in water: soluble, insoluble in ethanol, acetone and carbon disulfide. Stable, incompatible with barium salts and other heavy metal salts.

Parameters

Melting point	1067°C
Boiling point	1689°C
bulk density	800kg/m3
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 (25℃, 0.5M in H2O)
PH Range	~7
biological source	synthetic
Water Solubility	110 g/L (20 ºC)
λmax	λ: 260 nm Amax: 0.01 λ: 280 nm Amax: 0.01
crystal system	Nogata
Merck	14,7674
Space group	Pnma
Lattice constant	a/nmb/nmc/nmα/oβ/oγ/oV/nm30.74560.57761.008909090
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

Product Application of Potassium sulfateCAS#7778-80-5

Potassium Sulfate is a flavoring agent that occurs naturally, consisting of colorless or white crystals or crystalline powder having a bitter, saline taste. it is prepared by the neutralization of sulfuric acid with potassium hydroxide or potassium carbonate.

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