This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anaesthesia
Regarding Hartmann’s solution, false is 
Select and explain. 
A. Contains potassium ions, B. Equilibrates with extracellular fluid, C. Has a pH of 8, D. Is miscible with insulin
C: Has a pH of 8
Answer: C: Has a pH of 8 
Explanation: Hartmann’s solution has pH of 6-7