Answer Posted / sanju

As defined by ICH, reproducibility expresses the precision
between laboratories as in collaborative studies.

Repeatability expresses the precision under the same
operating conditions over a short interval of time.
Repeatability is also termed intra-assay precision.

why sre you used Potassium hydrogen phthalate in standarisation of 1N NaOH and 0.1 N Perchloric Acid?

9798

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how you determine moist.of NaOH sol or NaOH flacks

2222

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In which situation we require to prepare the standard solution from sample in Related substance method?

777

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why we use Dichlorobenzene.nitrobezine.t-butyldi sulhate.for calibration of gc Head space

2268

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what is diffrence between specificity and selecivity?

781

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What is third generation HPLC Columns?

1981

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If suppose 10 methods of dissolution given in pharmacopoeial for single content product then which method out of 10? or all 10 require to follow?

988

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How would you decide dissolution medium for NCE compound of class I drug

2258

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We use hicrome 10 cxs column in hplc analysis....pls tell me.. what is the meaning of 10 cxs?

1719

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Why perchloric acid used for potentiometric titration

2684

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If change in specification which parameter require to do for validation? if change in chromtographic condition then which parameter? if api change then which parameter? if change composition then which parameter? if old method not work out then whicj parameter? if additional one impurity added then which parameter of validation require to do on above each conditions? elaborate separately

856

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how can give the expiry period and restadardisation of volumetric solution

2596

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is it necessary to do HPLC calibration at wavelength 315nm if we are doing analysis at this wavelangth

2173

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in dissolution why pool sample needed? in which type of drug pool sample need?

3180

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what is third integration

1976

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