Dimethyl ether 

 The product quality conforms to the chemical industry the standard HG/T3934-2007 (see table below) 
 Project type Ⅰ Ⅱ type 
 The mass fraction of dimethyl ether /% ≥ 99.9 99.0 
 Methanol mass fraction /% ≤ 0.05 0.5 
 The mass fraction of water% ≤ 0.03 0.3 
 The copper corrosion test ≤ ---- grade Ⅰ 
 Acidity (H2SO4) /% ≤ 0.0003 --- 
 Note: Ⅰ type products as refrigerant detection acidity 

 5, the major consumption (dollars per ton of product dimethyl ether): 
 Number name consumption Remarks 
 A methanol crude methanol fold pure t 1.395-1.41 scale, raw material purity difference 
 Two water vapor ≥ 1.0MPa t 1.05-1.25 scale, raw material purity difference 
 3-cycle cooling water ≥ 0.3mPa ≤ 32 ° C t / h 70-80 cycle of 
 4 Electrical 380/220V, 50HZ kwh. 6 - 15 scale, raw material purity difference