In Stability testing if significant change occurs then what will be the action plan?

2 Answers   Cipla,

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what is third integration

0 Answers   Orchid,

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Which type of column should i use to check the purity of high molecular weight protein using HPLC reverse phase column chromatography? Hi everyone. I wanna to check the purity of high molecular weight protein (collagen) with MW of ~130 kDa using a HPLC. I know C18

0 Answers   Petronas, Shanghai Ocean University,

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how to start the method development of Dissolution and related substances.

1 Answers   Apex,

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Which std. used for standrdisation of ZnSO4?

1 Answers  

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HOw do i calculate the number of theoretical plate on a HPLC chromatography

2 Answers   Laurus,

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How to calculate the maximum loaded sample concentration in HPLC column?

2 Answers  

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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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why urasil use in hplc column perfomance?

1 Answers   Bayer,

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Why we use potassium dichromate in uv calibration Exact reason behind it??

0 Answers  

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analytical method validation require to with respect to release specification or shelf life specification?

0 Answers  

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What is the deference between Residual solvents and OVI

1 Answers   RA Chem Pharma,

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