Answer Posted / sunil tiwari
RS stands for related substance, means by-products upon
completion of reaction, or the unreacted portion present in
the product. RS testing help us to identify the adequate
quantitiy of these by-products or unreacted part.
More over RS help us during the stability study to know any
significant change in the nature of product during long
storage in various climatic conditions
| Is This Answer Correct ? | 21 Yes | 1 No |
Post New Answer View All Answers
1)What's the meaning of Absorption,give a example. 2)What's the meaning of Adsorption,give a example. 2)what is the difference between Absorption and Adsorption.
Why use only methanol,used determinationof moisture content not use other solvents
pharma industries oriented
why sre you used Potassium hydrogen phthalate in standarisation of 1N NaOH and 0.1 N Perchloric Acid?
why glutent are detected in the rice cereal baby food product even manufacturer claimed that they are using rice and milk only?we have using ELISA to do the test,and rice supposed not containing any glutent,rite?We already repeat the test so many times and it still detected.just wondering where the glutent came from?
if your impurity coeluting with each other in that situation how require to set specification? is it acceptable?
Tell me about analytical method validation in QC
What is third generation HPLC Columns?
why we should take dst factor for below 1%moisture samples
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?
how many types of balance calibration test?
Why six unit used for precision?
How require to develop GC method? how to select diluent, GAS, column selection and other chromatographic conditions?
acceptance criteria for lod & loq by standard deviation of response and slope??
How can we confirm the HPLC column is end-capped or not? Is it possible to identify by physical appearance?