Product Name: Potassium sulfate
Synonyms: POTASSIUM SULFATE, 99.99%POTASSIUM SULFATE, 99.99%POTASSIUM SULFATE, 99.99%POTASSIUM SULFATE, 99.99%;POTASSIUM SULFATE, BIO-REFINEDPOTASSIUM SULFATE, BIO-REFINEDPOTASSIUM SULFATE, BIO-REFINEDPOTASSIUM SULFATE, BIO-REFINED;POTASSIUM SULFATE ANHY LOW NIT;POTASSIUM SULFATE, GRANULAR, REAGENT (ACS)POTASSIUM SULFATE, GRANULAR, REAGENT (ACS)POTASSIUM SULFATE, GRANULAR, REAGENT (ACS);POTASSIUM SULFATE, POWDER, REAGENT (ACS)POTASSIUM SULFATE, POWDER, REAGENT (ACS)POTASSIUM SULFATE, POWDER, REAGENT (ACS)POTASSIUM SULFATE, POWDER, REAGENT (ACS);potassiumsulfate[k2(so4)];Sal polychrestum;salpolychrestum
CAS: 7778-80-5
MF: K2O4S
MW: 174.2592
EINECS: 231-915-5
Product Categories: Inorganics;metal sulfate;-;Analytical Reagents for General Use;O-P, Puriss p.a. ACS;Puriss p.a. ACS;Potassium Salts;PotassiumMetal and Ceramic Science;Salts;Synthetic Reagents;ACS GradeSynthetic Reagents;Essential Chemicals;Routine Reagents;N - RProtein Structural Analysis;Optimization ReagentsSynthetic Reagents;Inorganic Salts;Potassium;Salt Solutions;Volumetric Solutions;X-Ray Crystallography;Food Additives
Mol File: 7778-80-5.mol
Potassium sulfate Structure
Potassium sulfate Chemical Properties
Melting point 1067°C
Boiling point 1689°C
density 2.66
Fp 1689°C
storage temp. Store at RT.
solubility H2O: 0.5 M at 20 °C, clear, colorless
form Very Fine Crystals or Powder
color White
Specific Gravity 2.662
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
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