how to prepare 25 ppm acetone. explian with formula
Answer Posted / rajnish
50mg of acetone in 100ml solvent. further dilute to 5ml in
100ml of solvent it will be 25ppm of acetone
| Is This Answer Correct ? | 5 Yes | 3 No |
Post New Answer View All Answers
While performing TOC sst analysis Zero shift disabled & sample analysis zero shift enabled why?
EXPLAIN THE CALCULATION PART OF AN KF TITRATOR CALIBRATION WITH SUITABLE EXAMPLE
Why dissolution test is not performed in all of the products
Why a1% value is used for some product ? What is the criteria for selection a1% value ?
How can we calculate offset value pH measurment
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 diference between residual solvents and organic volatile matter
If inhouse hplc related substance method is completly diffrent from Usp for finished proďuct with diffrent impurities then how require to prove method equivalecy?
in sampling of raw material which side is pasted sampled labels
What are usp limits for theoritical plats,resoution,tailing factor,peak to valley ratio
Qc interview questions
Basic principle of ESI?
How would you decide dissolution medium for NCE compound of class I drug
why cone formation during dissolution?