Section 18(3)(b) in Tamil Nadu Poisons (Regulation of Possession and Sale) Rules, 2015
(b)Eye contact: Avoid direct contact of poison with eyes. Wear chemical protective gloves if necessary. Quickly and gently blot or brush poison off the face. Immediately flush the contaminated eye(s) with lukewarm, gently flowing water for at least 30 minutes, while holding the eyelid(s) open. If a contact lens is present, DO NOT delay flushing or attempt to remove the lens. Neutral saline solution may be used as soon as it is available. DO NOT INTERRUPT FLUSHING. If necessary, continue flushing during transportation to hospital.