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Table 1 Process conditions

From: Flowthrough pretreatment with very dilute acid provides insights into high lignin contribution to biomass recalcitrance

Identification number Aqueous condition Type Severity factora Temperature (°C) Time (min)
1 Liquid hot water Flowthrough log10R0 = 3.4 140 192
2 Flowthrough 180 12
3 Batch 140 192
4 Batch 180 12
5 Extremely dilute acid (0.05%) Flowthrough logCS = 1.4 140 192
6 Flowthrough 180 12
7 Batch 140 192
8 Batch 180 12
  1. aR0 = t*exp((T−100)/14.75)), where t is the time in minutes and T is the temperature in °C. log10R0 is called the pretreatment severity factor. logCS = log10R0 − pH is called the combined severity factor