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Sulfolane

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  Post Date: Apr 08,2015
  Expiry Date: Oct 05,2015
  Detailed Description: Cas No. :126-33-0
Chemical name: Sulfolane
Synonyms: Tetrahydrothiophene dioxide; Thiocyclopentane-1,1-dioxide
Molecular Formula: C4H8O2S
Molecular Weight: 120.17
CAS No.: 126-33-0

Characteristics:
High pure Sulfolane is a colorless,odorless solid in normal temperature,freezing point:27.6℃,flash point(closed):170℃,boiling point:285℃.Technical Sulfolane is a pale- yellow liquid.It has good solubility, mutual soluble with water,easily soluble in aromatics and alcohol.It has good thermal stability,and is stable in alkalis an acids.Is dose not react with alkalis,acids,diolefine,Sulfur and alcohol etc.,and does not decompose and polymerize in room temperature. Partly sulfolane will decompose and produce SO when temperature is high than 240 C deg.
Specification:

Items Specifications Test method
 Appearacne  Colorless to light yellow liquid  Visual
Assay(on dry basis)%m/m 99.5 min. UOP-608
Density(30℃)kg/m3 1260-1270 ASTMD-4052
5% Distil off temperature ℃95%  Distil off temperature ℃ 282 min.288 max. ASTMD-1078ASTMD-1078
Thermal stability mgSO2/kg 20 max. UOP599
Moisture % m/m 3.0% max. UOP481
Sulfur %m/m 26-27 ASTMD129
2-Sulfolene %m/m 0.2 max. UOP608
Isopropyl sulfolane ether %m/m 0.2 max. UOP608
Ash % m/m 0.1 max. ASTMD482

Packaging:

250 kg net new galvanized drum with nitrogen blanket  

  CAS Registry Number:

126-33-0
  Synonyms: ;Sulfolane;2,3,4,5-Tetrahydrothiophene-1,1-dioxide;Thioxyclopentane-1,1-dioxide;(Cyclo) Tetramethylene Sulfone;Tetrahydrothiophene S,S-dioxide;Tetramethylene sulphone;Sulpholane;tetrahydrothiophene 1,1-dioxide;Sulfolane Anhydrous;
  Molecular Formula: C4H8O2S
  Molecular Weight: 120.1701
  Molecular Structure: 126-33-0 Tetramethylene sulfone
  Hazard Symbols:  Xn:Harmful;
  Risk Codes: R22:;
  Safety Description: S25:;

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