Why using Holmium oxide in UV calibration

8 Answers   Dr Reddys, Matrix, Nakoda Chemicals, Orchid,

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Why void volume(time in seconds) 1 in hplc system suitability

1 Answers  

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why we are taking 89ml concentrated HCL for preparing 1N HCL

3 Answers  

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1 % solution is equal to how much ppm

32 Answers  

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Why caffeine as a reference standard used for calibration of HPLC?

11 Answers   Gangwal Chemicals, Orchid,

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What is the difference between uplc and hplc

4 Answers   AAU Assam Agricultural University, Hetero,

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What is the difference between c8 and c18 hplc column?

1 Answers  

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

0 Answers   College School Exams Tests,

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in api coa contains only process impurities and in product coa contains degradation impurities?

0 Answers  

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hii, i'm had a sample of 1L that gone through extraction & evaporation. i used 0.5ml of methanol for reconstitution before injecting the sample to HPLC. i made a calibration curve using a standard solution but now i'm confused about how to display the concentration i got from the sample. for ex. i got 0.2ug/ml how i'm gonna explane this is for the 1L ? please help .. i'll really appreciate it thanks

1 Answers  

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what is the film thickness in ftir

8 Answers  

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For Recent draft guidelines for Dissolution test apparatus calibration, why removing the salicylate tables?

3 Answers   Alkem Labs,

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