Pretreatment of Cottage Cheese to Enhance Biogas Production

Table 2

Characteristics of the substrate.

Parameters		Pretreatments	SCOD (mg/L)	Biogas; (mL/g VS)	Methane; (mL/g VS)
TS	46.74%	Thermal	2640	601±8.1	357±1
VS	46.09%	Chemical	1200	410±24.7	293±0.8
VS/TS	0.96%	Thermochemical	1360	614±37	441±1.3
SCOD	860 mg/L
Fats	25–27%
Proteins	17-18%
Moisture	53.26%
pH	5.5