Answer Posted / ankit

yes

what is the different in Total ash, sulphated ash, acid insoluble ash, alcoholic or non alcoholic ash?

9926

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What is stray light in uv what are units for stray light

1561

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how you establish the LOQ?

720

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what is mean by ambient temperature?

863

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

2670

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If vendor having more imp than monograph then how to proceed? and how to set spec?

846

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What is related substance by HPLC impurity limits as per USP?

1031

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we are performed SOR for a particular product the limit is -6 to -10.We face particular bathes it is not meeting the specification.we performed diffrent instrument diffrent analyst we are getting diffrent diffrent results.solvent is dimethyl sulfoxide what could be the reasion

1804

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In HPLC Calibration, On which basis RSD Limit of noise test is fixed (NMT 33.0 % )

3427

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mode of absorption in alimentary canal?

2337

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Identify problem faced when mass spectroscopy is used with HPLC system ?

1802

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I have compare C2H2-air and C2H2-N2O flame AAS on determination calcium. Both use same range of std to plot calibration curve. (2-6ppm) When i measure the sample with phosphate, KCl and LaCl, C2H2-N2O flame give false positive result, around 0.5ppm. When i measure the sample with phosphste, KCl and EDTA. C2H2-N2O flame also give 0.5ppm false positive. But both above mentioned sample would not give false positive when measured by C2H2-air flame. What is the reason?

3487

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for inorganic molecules require to do RS, Assay and disso?

668

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In HPLC calibration, caffeine is used as primary standard for wave length calibration due to caffeine is having dual maxima at 273 & 205 nm and one minima at 245 nm. Any body can give reference of these details from any pharmacopeia (with chapter no.) or any other authentic guideline?

1909

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what are risk assement in the analytical qbd?

686

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