Answer Posted / kanakadurga
how much amount of api[active pharmaceutical
ingradient]present in the given sample can be analysed
through assay.
Is This Answer Correct ? | 9 Yes | 0 No |
Post New Answer View All Answers
how we can identify the impurity is coming below loq at transfering site?
How to determine water content of bis tetrazole amine mono ammonium salt
why we should take dst factor for below 1%moisture samples
How can I develope method of dissolution by HPLC OR UV
what is the different in Total ash, sulphated ash, acid insoluble ash, alcoholic or non alcoholic ash?
if instrument calibration fails then what require to do?
In HPLC calibration, caffeine is used as primary standard for wave length calibration due to caffeine is having dual maxima at 273 & 205 nm and one minima at 245 nm. Any body can give reference of these details from any pharmacopeia (with chapter no.) or any other authentic guideline?
why digestion require in icpms?
what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means
Why we select scan range from higer wavelength to lower wavelength in uv visible spectroscopy and ftir spectroscopy ? .
using gradient pressure in gas chromatography are not ?using gradient pressure why
why salisylic acid not using now days for disdolution calibration?
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.
why we use a particular hplc column for a particular compound give reasons?please
Why only Copper standard is used to calibrate Atomic Absorption spectrophotometer?