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Table 1

Comparison of case studies on CHO and P recovery

Biocomponent recoveredPretreatmentSpeciesResult*Reference
Carbohydrates Acid hydrolysis Chlorella vulgaris and Scenedesmus obliquus 90% carbohydrate Farias Silva et al. (2018)  
Ultrasound/ hydrolysis Chlorococum humicola 64% carbohydrate Harun & Danquah (2011)  
Ozone Mixed microalgal 81% carbohydrate Keris-Sen & Gurol (2007)  
Phosphorus O3/H2O2/MW Activated sludge 4 g P/kg sludge Yin et al. (2007)  
Hydrothermal digestion Scenedesmus dimorphus 9.7 g P/kg biomass Deng et al. (2019)  
Carbohydrates and phosphorus Ultrasound and ozone Desmodesmus sp. 84% carbohydrate and 58% TP This study 
7 g P/kg biomass, 5 mg P/L wastewater 
Biocomponent recoveredPretreatmentSpeciesResult*Reference
Carbohydrates Acid hydrolysis Chlorella vulgaris and Scenedesmus obliquus 90% carbohydrate Farias Silva et al. (2018)  
Ultrasound/ hydrolysis Chlorococum humicola 64% carbohydrate Harun & Danquah (2011)  
Ozone Mixed microalgal 81% carbohydrate Keris-Sen & Gurol (2007)  
Phosphorus O3/H2O2/MW Activated sludge 4 g P/kg sludge Yin et al. (2007)  
Hydrothermal digestion Scenedesmus dimorphus 9.7 g P/kg biomass Deng et al. (2019)  
Carbohydrates and phosphorus Ultrasound and ozone Desmodesmus sp. 84% carbohydrate and 58% TP This study 
7 g P/kg biomass, 5 mg P/L wastewater 

*Result % (w/w) algal biomass. MW: microwave.

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