Why Holium cholorate used in UV Spectro photometer?

7 Answers   Reddy Labs,

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Why we use buffers Acetate for pH 4.5 & phosphate for 6.8 and not vice-versa?

1 Answers   Zydus Cadila,

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What does theoretical plates number mean?

1 Answers   Zydus Cadila,

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on what basis SOP's can be changed? IF mobile phase ratio is 70:30 to how much % can we change the ratio in HPLC process

7 Answers   Cipla, Ranbaxy,

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Whatn is HPLC

1 Answers   HPLC, Jubilant, Orchid,

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what is the difference between isocratic & elution technique?

3 Answers   Laurus,

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in gas chromatography what is the difference between gas flow rate and average linear velocity ?

0 Answers   USV,

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How we can determine water content in piperazine

1 Answers   Cipla, GVK,

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which brands HPLC COLUMN available in market

11 Answers  

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How can we separate Urea & semicarbazide in single HPLC method ?

2 Answers  

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When recording an IR spectrum in the lab, we take no special precautions to account for the presence of oxygen, nitrogen, or argon in the air. What are the consequences of this?

1 Answers  

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what are the normalisation, internal standard and external standerd methods in HPLC.

2 Answers   GVK,

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