How to determine retention time in Chromatography

2 Answers   Mylan,

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why we are using polystyrene film for calibration of I.R spectroscopy?

12 Answers   Abbott, Andhra Organics, Intas, Kemwel, Reddy Labs, RRR, Veritas, Zydus Cadila,

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Difference between c18

6 Answers   Apothecon, Dr Reddys, Intas, IPQA, SUN, Torrent Pharma,

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What is the formula for relative diffrence for standard solution in solution stability in validation?

0 Answers  

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Please do not join if u got offer in oncotherapies ltd (STRIDESARCOLAB)especially Mr.Mahesh Bhatt team because job is not secure his team and doesn't have confidence on him becareful this offer?

1 Answers   Strides Arcolab,

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Hplc detect how much ppm solutions i want range

4 Answers  

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is ther any guidline is available for limt of peak fronting.and what is the limt of peak fronting.

2 Answers  

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what is the concept for adjustment of pH in HPLC buffer solution ? a. Common ion effect b. Counter ion effect and explain me, how we adapt this principles & what is the role of these principles in our method

1 Answers   Apex, Pentagon Labs,

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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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how to pepare 6.8 pH phosphate buffer

10 Answers  

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which batch require to use for analytical method validation?

0 Answers  

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how to decide for one product require water content or LOD?

0 Answers  

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