why we are using benzene, anyline in acetic anhdride assay
titration method?
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Why sodium lamp is used as source of Polarimeter?
12 Answers College School Exams Tests, Hetero, NCL, Zydus Cadila,
how to correct peak when peak comes broader in shape? How to do calibration of HPLC?
How to calculate signal to noise ratio by this formula 2H/h where h from where and how to measure
What is difference between known and unknown impurities
what is the basic principle of conductivity meter
why we use vanillin in melting range calibration
What is the difference between spectro meter and spectro photo meter?
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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.
Which buffer is used for LC/MS mobile phase & at What Conc.
Sulphated Ash incresed it will effect on product yield?
why should we calibrate pH meter with 4,9.2 and 7.4 buffers particularly?
In Dissolution Test why limit is define Q+5% what is the role of +5%.