9 Questions 16 Answers 0 Followers
Questions related from Anindita Sarkar
We are facing issue in vitamin B12 assay as we cannot correlate by mass balance in force degradation. We are having HPLC with UV Detector method.
09 September 2018 1,696 7 View
I am looking for a method of estimation of propylene glycol alginate in pharmaceutical solid oral formulation.
12 December 2017 3,963 2 View
We have followed a literature method for NaHSO3 and NaHSO4 Detection by HPLC (Literature attached) in suspension formulation. Though we are receiving the peak of NaHSO3, unfortunately no peak of...
11 November 2017 2,106 3 View
Can sodium sulfate or sodium bisulfite affect the detection of polysorbate 80 in formulation? We have a formulation which cannot be detected in presence of NaSO4. What can be the reason? How can...
11 November 2017 9,091 10 View
We are facing a problem in detecting polysorbate 80 in aqueous suspension as it is not detecting in HPLC. If we are spiking PS 80 in the vehicle, it is observed that the area is very less compared...
11 November 2017 3,009 0 View
Can anyone please share a method for mineral oil estimation in ointment. We already tried GC-FID.
06 June 2017 7,552 8 View
We need to determine cross linking in polymer. Please let me know the method for that.
05 May 2017 4,910 8 View
We are estimating polysorbate 80 by HPLC, initially we were getting expected result, but the sample sample when we analysed after 2 months, we are getting higher values. Can anyone say why this is...
05 May 2017 4,739 7 View
I need to determine the purity of XPRD pattern.
09 September 2014 9,123 5 View
