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IN pH CALIBRATION,CALIBRATION IS DONE FOR pH METER OR ELECTRODE?HOW WILL YOU JUDGE THAT THE METER TO BE CALIBRATED WITH 4,7,9.2 BUFFERS?EXPLAIN TEMPERATURE EFFECTS ON pH.
1 11057AT WHAT CONDITIONS WILL YOU ANALYSE A SAMPLE,WHICH ARE PRESERVED AT OTHER THAN THE AMBIENT CONDITIONS?(ie COLD STORAGE SAMPLES BELOW 20* CENTIGRADE?
2064In standard weight box used for calibration of analytical balance there are two numbers (Qty) of 20mg, 200mg,2.oGM weights. Why?
2 16044How to calculate signal to noise ratio by this formula 2H/h where h from where and how to measure
2 10603How do we fix the sample concentaryion in hplc method development. what is the basis?Thanks in advance
4 20985Suppose we prepared pH buffer solution in lab.and calibrate against NIST solution, and same shall going to used upto 30 days. is it possible to stable pH and apperance ? suggest ?
1 6080Post New Analytical Chemistry Questions
WHY given much noise PDA dector then VWD Dector
how to qualify the impurity?
Basic principle of ESI?
why salisylic acid not using now days for disdolution calibration?
Please give idea about method development for cleaning method and how maco level establish
why holium oxide prepared in 10% HCLO4 SOLUTION
What is the diference between residual solvents and organic volatile matter
How to fix the sample conc. in Related substances test by HPLC?
in gas chromatography what is the difference between gas flow rate and average linear velocity ?
What is aggregate and fragments in SEC?
4. Describe the operation of the Craig apparatus. Chapter.3 Equilibrium Processes in Separations
What is the difference between Discriminating media and DPDM(Dissolution Profile with Different Media)
As per ICH related substances stability trend limit from initial to shelf life
What is rs test why we are performing rs test?
Why only Copper standard is used to calibrate Atomic Absorption spectrophotometer?
