The sample taken below is sent for biochemical analysis in?: (A) Hydrochloric acid, (B) Phenol, (C) Formalin, (D) Fluoride
Answer is D. The sample taken in image is Vitreous sample . A preservative Potassium/sodium fluoride 0.5-2%w/v is used for Collecting vitreous humour sample for ethanol analysis in postmoem toxicology cases.