Why we use 100 RPM in friability test

1 Answers   IPCA,

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only one end point is possible for citric acid and we get 2 end points for di acid why?

3 Answers   Reddy Labs,

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What is difference b/t uv detector and rid

5 Answers  

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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?

0 Answers  

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what is the importance of peak purity in HPLC and how we can calculate through manul(not software)?

0 Answers   Neuland,

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In Karl fischer titrator what medium we can choose to analysing aldehyde and ketone samples by using KF reagent

4 Answers  

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What is zero water in TOC Analysis?

1 Answers   Orchid,

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What the difference in loss on drying and residue on ignition

2 Answers  

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Why we are using K2Cr2O7 for control of absorbance in UV?

2 Answers  

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Describe your experience with quality assurance and quality control analyses?

11 Answers   Aurobindo, Dr Reddys, MSC, Reddy Labs,

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why we are using hexane in calibration of number of drop per mL

0 Answers  

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what is rt and rrt? how we find rrt? relation between rt and rrt/

1 Answers   Cadila,

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