Answer Posted / ankit

yes

cefoperozone and sulbactam inj. hplc test method

2741

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how you start the solubility study?

861

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what are the standard methods for HPLC?

2830

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Why a1% value is used for some product ? What is the criteria for selection a1% value ?

2393

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How do we get end points and how many end points are possible for citric acid and di-acid not theorotically answer should be given practically.

2628

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

1320

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I have compare C2H2-air and C2H2-N2O flame AAS on determination calcium. Both use same range of std to plot calibration curve. (2-6ppm) When i measure the sample with phosphate, KCl and LaCl, C2H2-N2O flame give false positive result, around 0.5ppm. When i measure the sample with phosphste, KCl and EDTA. C2H2-N2O flame also give 0.5ppm false positive. But both above mentioned sample would not give false positive when measured by C2H2-air flame. What is the reason?

3576

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How to calculation of residual solvent methanol (3000 ppm) standard solution, and how many quantity used of test sample

3325

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Principle of single pan analytical balance

5192

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We use hicrome 10 cxs column in hplc analysis....pls tell me.. what is the meaning of 10 cxs?

1784

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for heavy metal test lead used in which form pure form or any other form for preparation of lead standard sol

6141

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What is gelatinization?

1670

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what is the procedure for cleaning of lenses of hatr accesory of ftir instrument?

2338

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HI,I CLEARED BOB CLERK EXAM. MY INTERVIEW WILL BE ON 9TH OCTOBER,2010.PLEASE SEND ME INTERVIEW QUESTIONS AND ANSWERS. THANK YOU.

2306

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if your product is soluble in 0.1n hcl and water then which you choose as media from these 2 media?

735

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