(i) to evolve standardized methods for sampling and analysis of various types of environmental pollutants;
(ii) to analyze samples sent by the Central Government or the officers empowered under sub-section (1) of section 11.
(iii) to carry out such investigations as may be directed by the Central Government to lay down standards for the quality of environment and discharge of environmental pollutants, to monitor and to enforce the standards laid down;
(iv) to send periodical reports regarding its activities to the Central Government;
(v) to carry out such other functions as may be entrusted to it by the Central Government from time to time.
