Science, asked by leonbhowmik13, 7 months ago

Why KBr is used in IR spectroscopic sample preparation? *​

Answers

Answered by itsinnoceentgirl927
2

❣Potassium bromide (KBr, spectroscopic grade) is typically used as the window material because it is transparent in the IR, between 4000–400 cm-1.

❣Alternatively, samples can be contained within a KBr matrix and pressed to form a pellet that is then analysed.

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