Why we are use 0.005M Sulphuric acid, in control of absorbance
performance test UV Spectrophotometer calibration

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Why we are use 0.005M Sulphuric acid, in control of absorbance performance test UV Spectrophotomet..

Answer / manish

Because K2Cr2O7 is only stable in the solution pH below 2.0

Is This Answer Correct ?    15 Yes 0 No

Why we are use 0.005M Sulphuric acid, in control of absorbance performance test UV Spectrophotomet..

Answer / ramakrishna

Bcz K2Cr2O7 is easily dissolved in 0.005 M H2SO4 and stable in the solution PH below 2.0

Is This Answer Correct ?    12 Yes 0 No

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