Answer Posted / amol

chrom purtiy is used when all the impurity is known and in
related substances used for both known as well as unknown
impurtiy

mahagenco syllabus for the post of chemist

6426

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Did anybody have method for acetyl cysteine effervescnce tablet

2198

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how you determine moist.of NaOH sol or NaOH flacks

2174

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if you get peak in blank then what require to do?

909

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How will u perform degradation study in detectors other thann PDA in HPLC Methodology

2477

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My question about gas chromatography sulfur chemiluminsecence detector. I test unknown sample gas by GC-SCD (calibrated ) and the result of *H2S is 279 PPM , *but when I test the same sample with the GC-TCD (calibrated ) the value of *H2S is 2500 PPM . I'd like to inform you that both GCs are calibrated and have very good operation conditions with stable parameters . the question is if the sample gas with higher H2S over detection limits of SCD detector (1000 ppm). why the result it 279 ppm Best regards

1546

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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.

2187

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In Assy by potentio metry titration method how select MET U ,DET U, SET U,

2070

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what is mean by nitrosamine impurities?

1016

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what is %labelled amount in content uniformity of dosage unit and its calculation?

5137

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which are the diffrent batches in the pharmaceuticals?

768

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i want model written test paper for the post of analyst in IOCL(indian oil corporation ltd) any one pls help me

2669

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how to select short coloum and long coloumn for new molecule

2357

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For limit test of heavy metals in BP, Method C require that the substance is ignited at a temperature not exceeding 800 °C. Why confines such the temperature?

4003

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In IR spectra, generally a molecule vibrates without apply emr or ir light?

1906

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