Interested to Buy Any Domain ? << Click Here >> for more details...
Why using Holmium oxide in UV calibration
- 8 Answers
- 46324 Views
- Dr Reddys, Matrix, Nakoda Chemicals, Orchid, I also Faced
- E-Mail Answers
Answer Posted / ramu
For control of wavelength holmium oxide is used because of
the stability of the solution and it will cover UV-VIS
range.
241,287,361,536nm
| Is This Answer Correct ? | 89 Yes | 6 No |
Post New Answer View All Answers
using gradient pressure in gas chromatography are not ?using gradient pressure why
what is the different in Total ash, sulphated ash, acid insoluble ash, alcoholic or non alcoholic ash?
In GC calibration,what is the procedure to calibrate the TCD (thermal counductivity detector)suggest ?
how you fix the limits of impurities?
In performance Check of GC Why Hexadecane Peak is ConsideredÂ
effect of pore size, pore volume, partical size, column length, carbon load on retention time? what is carbon load? what is the use?
how pda detector works over uv?
in which situation require to take incident in validation?
how to calculate elemental impurities?
Difference between hlaf and rlaf
In which situation we require to analytical method validation of excipient?
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.
mahagenco syllabus for the post of chemist
For titration in anhydrous media with perchloric acide, if lack of titrator, Which indicator is been used for replacement. How calculate pH of test solution to choose suitable indicator?
How would you decide dissolution medium for NCE compound of class I drug
