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 8227
AT WHAT CONDITIONS WILL YOU ANALYSE A SAMPLE,WHICH ARE PRESERVED AT OTHER THAN THE AMBIENT CONDITIONS?(ie COLD STORAGE SAMPLES BELOW 20* CENTIGRADE?828
What is a base line?2 7941
In standard weight box used for calibration of analytical balance there are two numbers (Qty) of 20mg, 200mg,2.oGM weights. Why?2 10622
WHAT IS USE OF ION PAIR REAGENTS?3 6283
How to calculate signal to noise ratio by this formula 2H/h where h from where and how to measure1 6034
What is quality controle.6 7167
When you get Moisture content by KF higher than by LOD, what does this indicate?6 10290
what is deference b/w the working standard and reference standard3 16824
How do we fix the sample concentaryion in hplc method development. what is the basis?Thanks in advance3 12344
Suppose 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 3937
what is the principle involved in turbidometry and nephelometry ?
we are performed SOR for a particular product the limit is -6 to -10.We face particular bathes it is not meeting the specification.we performed diffrent instrument diffrent analyst we are getting diffrent diffrent results.solvent is dimethyl sulfoxide what could be the reasion
In GC calibration,what is the procedure to calibrate the TCD (thermal counductivity detector)suggest ?
Difference between hlaf and rlaf
why octanol used to determine the partition coefficient ?
1.What is the difference between method validation and method verification 2.Which guidelines proposed to method transfer
is it necessary to do HPLC calibration at wavelength 315nm if we are doing analysis at this wavelangth
How to choose concentration of LOQ solutions for RS analysis? Example.
Ratio of Water and Acetonitrile(diluent) is not recommended to use in cleaning method validation,why?
what is the disso medium for tropsiun chloride
What is FFA, PV, and PAV value in oil.
Why Ethanol is Used for Standardization of GC Head space?
How can I develope method of dissolution by HPLC OR UV
How to start the dissolution development for unknown tab?