what is the difference between the ordinary loss on drying
technique and vacuum oven technique?
WE SHOULD USE VACCUME OVEN FOR THOSE COMPOUNDS WHICH HAVE
THE MELTING POINT BELOW 100C. IN THIS METHOD WE USE
PRESSURE AT 60C. THIS IS EQUAL TO 10 TIMES HIGHER THAN THE
TEMPARATURE WHAT WE APPLIED(60C).FOR THE COMPOUNDS WHICH
HAVE MELTING POINT ABOVE 100C, WE USE LOD OVEN
| Is This Answer Correct ? | 5 Yes | 0 No |
In case of dissolution test, if there is variation within 6 individual units however the batch is complying as per S1 criteria, is it necessary to do investigation for the same? What should be the criteria for such variation?
differnc btw c18 and c-8 column
why the ph scale range is 1 t0 14 and why not beyond 14 and not to below 1?
5 Answers Avra, Granules, Orchid,
WHAT IS PVT TEST IN DISSOLUTION TEST , WHAT IS PVT SIGNIFICANCE AND HOW IT IS PERFORMED ?
What is the formula to determine the concentration of M of a solution given the % transmittance? Use %T = 43.7 as an example.
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?
Why methanol & acetonitrile is mostly used for hplc analysis?
how you start the solubility study?
what are the guidelines for analytical method validations?
Is it necessary to validate both assay and related substances for usp official methods for products.
What if impurity area in control sample coming more as compared to LOQ level of impurity ?
how can standardized of HCl of 0.1 N