What is split ratio in Gc? Splitless? how requirr to select?

826

For limit test of heavy metals in BP, Method C require that the substance is ignited at a temperature not exceeding 800 °C. Why confines such the temperature?

4010

for heavy metal test lead used in which form pure form or any other form for preparation of lead standard sol

5998

what is mean by ambient temperature?

867

what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means

1926

what is diffrence between specificity and selecivity?

717

What is the acceptance criteria for moisture balance when calibrated with sodium sulfate

1991

WHICH STANDARD WE USE IN SILICA ANALYSIS IN SILICA-GEL METHOD FOR SOLID SAMPLE

2079

what is the different in Total ash, sulphated ash, acid insoluble ash, alcoholic or non alcoholic ash?

9929

A ha tc is actual defination of retention time?

1558

What is the use of tlc and hplc? And when and where use?

1106

why multimedia dissolution require to do?

732

Why to use propyl paraben in HPLC gradient calibration

7323

What is similarity factor?

1150

If change in specification which parameter require to do for validation? if change in chromtographic condition then which parameter? if api change then which parameter? if change composition then which parameter? if old method not work out then whicj parameter? if additional one impurity added then which parameter of validation require to do on above each conditions? elaborate separately

800