GSL Nova Petrochemicals reported net loss of Rs 5.87 crore in the audited full year ended March 2011 as against net loss of Rs 4.09 crore during the previous full year ended March 2010. Sales rose 4.80% to Rs 230.70 crore in the audited full year ended March 2011 as against Rs 220.14 crore during the previous full year ended March 2010.