Answer Posted / amar

For USP official method, Partial validation required
like Precision, Linearity, Accuracy, Specificity
Because of in our product we will check whether the recovery,
Method Repetability parameters are coming.

i want model written test paper for the post of analyst in IOCL(indian oil corporation ltd) any one pls help me

2735

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Why sodium hydroxide used for maintain pH of phosphate buffer

2414

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what is the principle involved in turbidometry and nephelometry ?

4159

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how will you do the prep for unstable componds?

2028

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What is the acceptance criteria for moisture balance when calibrated with sodium sulfate

2038

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Please give idea about method development for cleaning method and how maco level establish

748

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What is split ratio in Gc? Splitless? how requirr to select?

891

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WHICH STANDARD WE USE IN SILICA ANALYSIS IN SILICA-GEL METHOD FOR SOLID SAMPLE

2132

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why we should take dst factor for below 1%moisture samples

2666

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How do we fix the sample concentaryion in hplc method development?

1140

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could negative ions be produced by bombardment process in mass spectrometry?

1781

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Tell me about analytical method validation in QC

6181

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My question about gas chromatography sulfur chemiluminsecence detector. I test unknown sample gas by GC-SCD (calibrated ) and the result of *H2S is 279 PPM , *but when I test the same sample with the GC-TCD (calibrated ) the value of *H2S is 2500 PPM . I'd like to inform you that both GCs are calibrated and have very good operation conditions with stable parameters . the question is if the sample gas with higher H2S over detection limits of SCD detector (1000 ppm). why the result it 279 ppm Best regards

1596

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how you start RS method development when for new product?

721

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While performing TOC sst analysis Zero shift disabled & sample analysis zero shift enabled why?

2867

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