|
gptkbp:instanceOf
|
gptkb:chemical_compound
|
|
gptkbp:appearance
|
colorless gas
|
|
gptkbp:aroma
|
pungent, irritating
|
|
gptkbp:boilingPoint
|
−10 °C
|
|
gptkbp:CASNumber
|
7446-09-5
|
|
gptkbp:chemicalFormula
|
SO2
|
|
gptkbp:density
|
2.551 g/L (gas at 0 °C, 1 atm)
|
|
gptkbp:EC_number
|
gptkb:E220
|
|
gptkbp:environmentalImpact
|
contributes to acid rain
|
|
gptkbp:exposureLimit
|
5 ppm (OSHA, 8-hour TWA)
|
|
gptkbp:flammability
|
no
|
|
gptkbp:foundIn
|
gptkb:bar
industrial emissions
volcanic gases
|
|
gptkbp:GHS_signal_word
|
Danger
|
|
gptkbp:harmfulEffects
|
eye irritation
respiratory irritation
asthma aggravation
lung damage (high concentrations)
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
sulfur dioxide (SO2)
|
|
gptkbp:IUPACName
|
sulfur dioxide
|
|
gptkbp:meltingPoint
|
−72 °C
|
|
gptkbp:molecularWeight
|
64.066 g/mol
|
|
gptkbp:monitors
|
air quality monitoring stations
|
|
gptkbp:oxidationStates
|
+4
|
|
gptkbp:oxidizedTo
|
gptkb:sulfur_trioxide_(SO3)
|
|
gptkbp:primaryUse
|
gptkb:food
wine making
refrigerant
preservative
chemical intermediate
bleaching agent
|
|
gptkbp:producedBy
|
volcanic eruptions
combustion of sulfur-containing fuels
|
|
gptkbp:PubChem_CID
|
1119
|
|
gptkbp:reduces
|
elemental sulfur
|
|
gptkbp:regulates
|
gptkb:European_Union
gptkb:Environmental_Protection_Agency_(EPA)
|
|
gptkbp:solubility
|
11.3 g/100 mL (20 °C)
|
|
gptkbp:structure
|
bent molecular geometry
|
|
gptkbp:toxicity
|
yes
|
|
gptkbp:type
|
gptkb:chlorine
gptkb:water
oxygen
alkalis
|
|
gptkbp:UNNumber
|
1079
|
|
gptkbp:usedIn
|
contact process for sulfuric acid production
|
|
gptkbp:bfsParent
|
gptkb:air_pollution
|
|
gptkbp:bfsLayer
|
5
|