Why sodium lamp is used as source of Polarimeter?

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Why sodium lamp is used as source of Polarimeter?..

Answer / devidas

sodium lamp show wavelength accuracy

Is This Answer Correct ?    5 Yes 18 No

Why sodium lamp is used as source of Polarimeter?..

Answer / gayathri

Because it is cheaper and also can be used for all kind of
samples

Is This Answer Correct ?    11 Yes 27 No

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