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This unique quality – virtually odourless – deserves the qualification DME 99.99. This extreme purity is optimal for the cosmetic industry with its high quality standard.

terst
Eigenschaften
Properties
Einheit
Unit
Grenzwerte/Requirement Prufverharen
Test Method
Minimum Maximum
 
Zusammensetzung / Composition
 
Dimethylether
Dimethylether
%(m/m) 99,99   Hausmethode
internal method
         
Kohlendioxide,C3+C4Kohlenwasserstoffe
Carbondioxide,C3+C4 hydrocarbons
mg/kg   50 Hausmethode
internal method
         
Methanol
Methanole
mg/kg   1 Hausmethode
internal method
         
Benzol
Benzene
mg/kg   1 Hausmethode
internal method
         
Abdampfr0ckstand
evaporation residue
mg/kg   10 Hausmethode
internal method
         
Wasser
water
mg/kg   50 DIN EN ISO 12937
         
Geruch
smell
  einwandfrei
proper
 

This quality is used in diverse technical production processes, for example as a raw material for the production of Dimethylsulphate.

terst
Eigenschaften
Properties
Einheit
Unit
Grenzwerte/Requirement Prufverharen
Test Method
Minimum Maximum
 
Zusammensetzung / Composition
 
Dimethylether
Dimethylether
%(m/m) 99,8   Hausmethode
internal method
         
Kohlendioxide,C3+C4Kohlenwasserstoffe
Carbondioxide,C3+C4 hydrocarbons
mg/kg   500 Hausmethode
internal method
         
Methanol
Methanole
mg/kg   500 Hausmethode
internal method
         
Benzol
Benzene
mg/kg   1 Hausmethode
internal method
         
Abdampfr0ckstand
evaporation residue
mg/kg   10 Hausmethode
internal method
         
Wasser
water
mg/kg   500 DIN EN ISO 12937
         
Geruch
smell
  einwandfrei
proper