Azomethine H is used for determination of

A. B

B. Mo

C. S

D. None of the above

Answer: Option A

Solution(By Examveda Team)

Azomethine H is a colorimetric reagent for the determination and detection of Boron.
It forms an orange complex with boron in an aqueous solution. The molar absorptivity of this complex is 1.01 × 10⁴ at 415 nm which can be further detected in the range of 1 - 6 micrograms per ml.