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: Dental
Sodium hypochlorite in carisolv is used in concentration of 
Select and explain. 
A. 2% w/v, B. 0.5% w/v, C. 1.5% w/v, D. 5% w/v
B: 0.5% w/v
Answer: B: 0.5% w/v 
Explanation: None