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Why we inject a standard 6 times for Related substances by
HPLC and 5 times for Assay?

Answer Posted / dattatray bankar

As in RS std conc. is too low as compare to assay and to
minimize deviation in area we determine SD. as no of inj.
increases SD decreases and we get the %RSD within limit.

Is This Answer Correct ?    40 Yes 3 No



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