1. UV, RI, PDA detector principles ?
The UV, RI, PDA detector principles are...
2. Why Na lamp is used in a polarimeter ?
Answer : Sodium (Na) Lamp is used in a polarimeter because it gives monochromatic light...
3. What is unit of KF ?
Answer : KF is the molal freezing point depression constant of the solvent....
4. What is organic chemistry ?
Organic Chemistry is the study of the structures...
5. Why Water and Sodium Titrate is only use for the Calibration of Karl Fischer Titrator ?
Sodium tartrate dihydrate is the volumetric standard for Karl Fischer titration....
6. What is difference between residue on ignition and sulphated ash ?
Residue on ignition means the residue that left over on ignition...
7. Why ph is between 0 to 14 ?
The pH scale is maintained to range from 0-14...
8. Why we are using polystyrene film for calibration of IR spectroscopy ?
Polystyrene film is made by the polymer of styrene...
9. What is the difference between calibration and validation ?
Calibration is a process that ensures that accuracy...
10. What is the difference between Paddle and Basket ? Why we are using Basket or paddle in dissolution ?
Paddle and baskets are the different type of the apparatus...
11. Which of the following is a non-metal that remains liquid at room temperature ?
- Bromine
- Chlorine
- Helium
- Phosphorus
1 . Bromine...
