Singalanka Standard Chemicals PLC announced that Mr. G R Pathmaraj and Mr. P D Pathmaraj have resigned from the Board of Directors of Singalanka Standard Chemicals PLC, with effect from April 18, 2013. Further, the company announced that Mr. P D Pathmaraj has also resigned as the Alternate Director to Mr. M Authad, Director of the company with effect from April 18, 2013.