why we calibrate ph meter and balance daily.....but hplc and
uv requires quaterly?
Answer Posted / scbn reddy
Balance and ph meters are sensitive when compare with other instruments, and there is a more probability to destroy the calibration while our handling
Is This Answer Correct ? | 8 Yes | 1 No |
Post New Answer View All Answers
In HPLC calibration, caffeine is used as primary standard for wave length calibration due to caffeine is having dual maxima at 273 & 205 nm and one minima at 245 nm. Any body can give reference of these details from any pharmacopeia (with chapter no.) or any other authentic guideline?
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 DMF having extra impurities and in api COA also having extra imp than USP or BP product then how require to proceed?
Please tell me about the pH of Polycaboxylic ether is it in the 5-6 range ever or more than 6
We use hicrome 10 cxs column in hplc analysis....pls tell me.. what is the meaning of 10 cxs?
why we use glass fiber filters use in some situation?
WHY pKa value is more important than pH value of the mobile phase in HPLC?
pharma industries oriented
if you get peak in blank then what require to do?
which one is better separation in high pressure liquide chromatogram orlowpressure chromato gram in hplc
What is aggregate and fragments in SEC?
what are the standard methods for HPLC?
what is the purge flow & how to calculate
iam usig ph buffers merk. manually how to prepare ?
how you establish the LOQ?