I have 1 gram of Diphenylamine and want to make a 10,000 or
1000 ppm solution in methanol. How do I make this?
Answer Posted / tatababu
1 gram of DPA dissolved in 1000ml of methanol gives 1000ppm.
| Is This Answer Correct ? | 13 Yes | 6 No |
Post New Answer View All Answers
calibrtion procedue of LC-MS
how you start the solubility study?
A ha tc is actual defination of retention time?
Describe your field experience sample type collected,sample techniques,field measurements taken and equipment used?
If change in specification which parameter require to do for validation? if change in chromtographic condition then which parameter? if api change then which parameter? if change composition then which parameter? if old method not work out then whicj parameter? if additional one impurity added then which parameter of validation require to do on above each conditions? elaborate separately
Why perchloric acid used for potentiometric titration
using gradient pressure in gas chromatography are not ?using gradient pressure why
if tech transfer fails whay require to do?
what are the standard methods for HPLC?
What is split ratio in Gc? Splitless? how requirr to select?
in monograph 7 imp are there but in vendor showing 5 imp do not req to include 2 imp for that what will be justification?
what is partion and column chromatography
What is the diffrence in japan mkt requirement in analytical method validation over US?
What is the difference between spectro meter and spectro photo meter?
In GC calibration,what is the procedure to calibrate the TCD (thermal counductivity detector)suggest ?