Answer / prasad

Linearity : it is the ability of the method to obtain a test results.Which are directly praportional to conc of analyte in a sample.

Answer / ssr. krishna

Numerically how much ability of the method. It directly
proportional to conc of analyte criteria depending on
guidelines in general 0.99

Answer / rajashekhar.p

Linearity is the measurement or estimation of correlation b/w two variables. ex:Concentration vs area, time vs drug release. it indicates with R2. it should be NLT 0.99

what is internal standard define

2 Answers   Apex, Coromandel International Limited, Hikma Pharmaceuticals, IPCA,

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what is the difference of use of LOD test and Karl Fischer titra.?

15 Answers  

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why we can use only 4 and 7 and 9 buffers in pH calibration

1 Answers   Chola, Cipla,

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what is peak purity ??

10 Answers   Cipla, Zyg Pharma,

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some product having water content method with pyridine and ethylene glycol mixture instead of methanol? how they are selecting and methanol is not suitable solvent how ?

0 Answers   Micro Labs, VMSRF,

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what is third integration

0 Answers   Orchid,

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how to calculate corelation coefficient in G.C Calibration? what is the calculation part?

1 Answers   Cipla, Ortin Labs,

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What is column in chromatography?

0 Answers   Chembond Chemicals,

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Why we have to take 42gm of sodium hydroxide instead of 40gm for preparation of 1M Sodium hydroxide as per Pharmacopia? Whether it means the formula for calculating molarity was wrong? 

5 Answers   Claris Otsuka, Ranbaxy,

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HPLC Calibration was done in Reverse Phase, but not in normal phase why explain?

11 Answers   Cipla, Orchid,

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what is the limit for KF Factor ,we take factor using water we will found factor between 6 to 7 ,while on KF Reagent bottle mentioned 5 mg/ml water content.if we not use dried methanol it is effect on factor.

1 Answers   Atul,

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In UV we measure absorbance , how it is happend ? explain me

4 Answers  

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