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i set electrode to 7 buffer than i used it to check 4 buffer and 10 buffer if the results are not as expected than is it better to set the buffer again to 4 buffer or is there any other method available please let me know ...
2 7235How can we calculate "confidence interval" in analytical method validation? Pl. explain with example.
4371In case of HPLC coloums what is the difference Between C8 & C18 coloums & how can we select difference type of coloums like Inertial ODS , Hypersil BDS , ODS etc.?
4 33577Post New Analytical Chemistry Questions
why multimedia dissolution require to do?
what is the different in Total ash, sulphated ash, acid insoluble ash, alcoholic or non alcoholic ash?
How to decide assay range for non pharmacopeial API analysis by HPLC? Could you give me any reference for same e.g Guidelines or Paper publications?
Ph meter can show more than 14 ph reading? Why ph range in between 1 to 14 only?
for heavy metal test lead used in which form pure form or any other form for preparation of lead standard sol
what is different when impergnated silica plates are used in separation of azo dyes using column chromatography?
Related substance method equivalency on control sample or spiked sample?
if you have given a blank water how you analyse by general analytical techniques?
How they found 1mL of K.F reagent is equivalent to 5mg of water and if we change the composition of K.F reagent, is it can neutralize more amount of water?
What is viod volume and peak purity in HPLC?
Why we used in n-butyl acetate water content terminology while in ethyl acetate we used moisture content terminology?
From where require to take the RLD sample?
how you confirm the assay method?
IS THERE ANY EQUIPMENT TO CHECK AND CALCULATE THE POLARITY OF A LIQUID?
WHY pKa value is more important than pH value of the mobile phase in HPLC?
