For biochemical analysis vitreous in sent in -: (A) Hydrochloric acid, (B) Phenol, (C) Formalin, (D) Fluoride
Answer is D. 10 mg fluoride in every 1 ml of vitreous humor is added for preservation in analysis of alcohol, cocaine, cyanide and CO. Dr. Narayana Reddys Synopsis of Forensic Medicine & Toxicology 27 th edition pg. 62.