why phepolphthalene giving pink color when we titrate against to NaOH Solution ,giving colrless titrating aginsiting with acids?2 2124
cefoperozone and sulbactam inj. hplc test method1161
what is the difference between loss on drying in ordinary oven technique and vacuum oven technique4 10538
what is the difference between the Purity and Potency of drug substance1 8169
what is the difference between LOSS ON DRYING IN ORDINARY OVEN TECHNIQUE AND VACUUM OVEN TECHNIQUE6 16670
why we are using only lead standard solution for Heavy metals test? what is the purpose of this?4 8678
what is the difference between the ordinary loss on drying technique and vacuum oven technique?1 5752
what is the difference between gc& hplc. why we r not calculating purity by gc for final products5 11435
While performing TOC sst analysis Zero shift disabled & sample analysis zero shift enabled why?
how to selecet an exact coloumn for an new molecule development by hplc how to select exact salt as buffer for new molecule development by hplc what is the the process to select the mode of saparation of compoundes by hplc what is the use of ph of buffer what is use of buffer,ph,organic phase,ans methods how the molecules get saparated in coloumn,
why are measure gas flow " ml " in Gas chromatography
why glutent are detected in the rice cereal baby food product even manufacturer claimed that they are using rice and milk only?we have using ELISA to do the test,and rice supposed not containing any glutent,rite?We already repeat the test so many times and it still detected.just wondering where the glutent came from?
why we use sodium salicylate in uv light calibration at TLC chamber
cefoperozone and sulbactam inj. hplc test method
What is the acceptance criteria for moisture balance when calibrated with sodium sulfate
how can give the expiry period and restadardisation of volumetric solution
why equlirium conatant of water have 14 value
why we do the calibration of limit of stry light in hplc & uv
using gradient pressure in gas chromatography are not ?using gradient pressure why
process of Diclofenac sodium,IP.
Which is the highly polar and highly non polar column in HPLC?
What is third generation HPLC Columns?
how you determine moist.of NaOH sol or NaOH flacks