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Question:
What is the effective ratio of methyl paraben and propyl paraben for anti-microbial activity?
What is the effective ratio of methyl paraben and propyl paraben for anti-microbial activity?
Updated On: Jul 16, 2024
- 1:1
- 5:1
- 2.5 :1
- 10:1
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The Correct Option is D
Solution and Explanation
The correct answer is option (D) : 10:1
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