about analytical chemistry668
in gas chromatography what is the difference between gas flow rate and average linear velocity ?
class of solvent regarding Residual solvent e.g. Acetone his class1 1823
Through assay by hplc(anhydrous basis) product got 100.8% .How much the potency of that product.Moisture content is 1.7%,Sulfated ash is 0.02%,Total impurities are 0.3%2 3315
what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means623
In gas chromatographic analysis sometimes we use headspace, why it is required instead of manually injection?1 2401
How to fix the sample concentration in related substances development.2 3956
What are the primary considerations in extractables and Leachables ?
why equlirium conatant of water have 14 value
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?
wat is the role of michelson interferometer in FTIR and He-Ne lase.detailed answer required in simple language
USP methodology, EP methodology, IP methodology, among three if possible to use one methodology for qualify working standard to use USP, EP, IP ? Please explain...
Please tell me about the pH of Polycaboxylic ether is it in the 5-6 range ever or more than 6
how much mass should be there in volumetric flask while in preparation of sample for assay?
acceptance criteria for lod & loq by standard deviation of response and slope??
What is Band broading effect explain
give clarity of linearity and range in method validation
EXPLAIN THE CALCULATION PART OF AN KF TITRATOR CALIBRATION WITH SUITABLE EXAMPLE
Which is the highly polar and highly non polar column in HPLC?
How to determine water content of bis tetrazole amine mono ammonium salt
Which type of column should i use to check the purity of high molecular weight protein using HPLC reverse phase column chromatography? Hi everyone. I wanna to check the purity of high molecular weight protein (collagen) with MW of ~130 kDa using a HPLC. I know C18
why we are using benzene, anyline in acetic anhdride assay titration method?