In Agilent HPLC calibration using Empower 3 Software, What is the criteria for GPV Baseline starting point? i.e., Either it can start from -0.00/+0.00 or any range is there like -0.05 to +0.05 or ......etc?

1 Answers   Apotex,

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what is regration method in method validation , how we can calculate it.

3 Answers   Cipla, Sun Pharma,

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why we measure PH of a solution in PH only why not POH ?

1 Answers   Stellence Pharm Science,

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2. Two grams of Benzoic acid are dissolved in 200 ml of water and extracted with 200 ml of diethyl ether. The distribution coefficient of benzoic acid is 100, and its dissociation constant is 6.5 10-5. Calculate the distribution ratio (D) of benzoic acid at pH 2, 5, and 6. 3. Calculate D at pH 2 to 10 (1 unit apart) in the above problem, and plot D versus pH.

0 Answers  

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What is unit of KF?

7 Answers   ZCL,

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How to Calibrate NMR instrument ?

1 Answers   Reddy Labs,

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Why do we use 500ppb sucrose and 500ppb 1,4 benzoquinone in TOC calibration?

6 Answers  

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How to calculate %w/w and %v/v of a component(or solvent)by NMR

1 Answers   ACME, Vimta Labs,

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what is rt and rrt? how we find rrt? relation between rt and rrt/

1 Answers   Cadila,

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Generally for Normal Phase HPLC,stationary phase is Polar.In place of polar if we take non-polar means what happened & why?

7 Answers   Macleods,

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how can you determine a compound acidic or basic?

2 Answers   Celon Labs, Cipla,

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Why use only methanol,used determinationof moisture content not use other solvents

0 Answers  

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