Answer Posted / ramesh
pis send nonometer for sodium lamp
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Why only hydroxy naphthol blue indicator is used for standardisation of 0.05M EDTA solution instead of solochrome Black T or Euriochrome Black T indicator which is used for all sample analysis with 0.05M EDTA solution?
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before starting analytical method valodation what you checking? and how giving preference to start validation?
How can we confirm the HPLC column is end-capped or not? Is it possible to identify by physical appearance?