Biochemistry 45 years male, blood sample gives purple-brown colour in Ehrich&;s solution, the substance is A Urobilinogen B Conjugated bilirubin C Unconjugated biliburin D Haemosedrin 💡 Explanation 45 years male, blood sample gives purple-brown colour in Ehrich&;s solution, the substance is ✓ Correct Answer: A. Urobilinogen