What are the class-1 residual solvents listed in ICH guidelines?

2 Answers  

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Why pyrene is also use for calibration if detector

1 Answers   Cipla, Dr Reddys,

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In UV-VIS spectrophotometer:My diluent is methanol even though i corrected base line for methanol,In my sample scan i found methanol peak.what is the reason?

2 Answers  

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Which std. used for standrdisation of ZnSO4?

1 Answers  

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What is the principle of hplc detectors like.. UV detector,flurosence detector, RID?

0 Answers   Cipla,

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inhouse product is in capsule form in combination and RLD is in tablet form then can we proceed for multimedia CDP? in inhouse capsule product disso is paddle with sinker in release media is there then RLD product in tablet form then with same as paddle with sinker we can proceed n.a.?

0 Answers  

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[3/30, 13:29] Manoj P Venkatpurwar: How hplc column selection according to structure? How mobile phase buffer selection on molecule structure?

0 Answers  

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How to determine retention time in Chromatography

2 Answers   Mylan,

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what is the structure of DOWEX-50

0 Answers  

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why we use kbr as constant in the FTIR ?

4 Answers  

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What is unit of KF?

7 Answers   ZCL,

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How can we calculates the solubility of the drug in different medias by injecting in to hplc????(solubility studies)

2 Answers   Super Pharmaceuticals,

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