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Table 4 Stream results table (Base case)

From: Development of a sustainable process for the production of polymer grade lactic acid

Parameter/stream → ↓ LA-FEED METHFEED PURELACT DISTBOT SEP2BOT METHREC1 PRODUCT FIN-PROD
Temperature (K) 298.1 298.1 379 393.4 393.4 343.2 373.1 413.7
Pressure (atm.) 1 1 1 1 1 1 1 1
Mass Fflow (kg/hr) 10.5 7.5 11.29 8.171 6.921 2.445 8.936 6.491
Mass fraction (Mass purity)
Lactic acid 0.571   0.001 0.001   trace 0.603 0.83
Methyl lactate    0.613 0.845 0.997 147 PPM 0.077 0.106
Methanol   0.996 0.003 62 PPB   0.782 0.214 165 PPM
Water 0.381 0.004 0.339 0.093 0.003 0.218 0.106 0.063
Others 0.05   0.045 0.059     
  1. Note: 1) Italicized numbers depict variables with significant variations over the range.
  2. 2) Listed row headers depict streams and column headers depict parameters (As shown by arrows).