Answer / vikash

RRF= Response factor of impurity/Response factor of main peak.
And 
Response factor= Peak Area/con'c.
Use this formula to calculate your RRF value for particular impurity.

Answer / ganiraj6666

RRF=IMPURITY ARE/STANDARD AREA 

Answer / a

relative retention Factor 

What are closely monitor parameters in stability study?

1 Answers   Reddy Labs,

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0 Answers   CSIR, TechZar,

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which is the best pharma company u think

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the international interview procedure for a job.

0 Answers  

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disintigration time of coated tablets

21 Answers   Globe, Nem Laboratories, Ranbaxy,

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How many types of impurites in Related compound test?

0 Answers   Aurobindo,

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What should be Step wise the sterlization procedure for Dry Powder injection facility (from Starting)?

0 Answers   Nectar Lifesciences,

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What will be in case stability sampleWhich have batch but distribute in three country.In tath case< we can put the sample for all country, whenevr all have same temp(Zone)

5 Answers   Cipla, Wipro,

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What types of columns are used in GC?

1 Answers  

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How to determine peak purity index in Empower software? What is the acceptance criteria of peak purity index to consider the peak purity is pass?

0 Answers   Kemwell,

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What is recovery factor?

3 Answers   Bliss GVS Pharma,

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besides Signal & noise ratio how calculating LOD & LOQ?

0 Answers   Dr Reddys, Jubilant,

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