Forensic Medicine While dispatching blood and urine chemical analysis sodium floride is added as preservative in the following concentration : A 30 mg/10m1 B 40 mg/ 10 ml C 50 mg/ ml D 100 mg/10 ml 💡 Explanation While dispatching blood and urine chemical analysis sodium floride is added as preservative in the following concentration : ✓ Correct Answer: D. 100 mg/10 ml