What is the difference between kf  and LOD

Enaltec Labs,

What is chiral and why this performing in HPLC

Hetero, Macleods,

How to Calibrate NMR instrument ?

Reddy Labs,

what is difference b/w spectroscopy, Spectrometry and Spectrophotometry ?

Reddy Labs,

Hello Dear all; I have a technical question related to analytical Chemistry, I have a sample of (40% w/w) Ferric Chloride solution (for water treatment purposes which consist a little portions of Ferrous Chloride and Hydrochloric acid. I need to know the methods to determine the percentages of each Ferrous Chloride and Chloride acid. Also I want to make sure that this solution is truly (40% w/w). So ANY CLUE !!! Thanks in advance.

What is the meaning of 624 in DB-624 Capillary column used in GC?

Aurobindo,

In Agilent HPLC calibration using Empower 3 Software, What is the criteria for GPV Baseline starting point? i.e., Either it can start from -0.00/+0.00 or any range is there like -0.05 to +0.05 or ......etc?

Apotex,

using gradient pressure in gas chromatography are not ?using gradient pressure why

Reliance,

What is the difference between STANDARDIZATION and CALIBRATION of instrument like KF? why do we standardization of KF everyday? Why the KF factor being only 5.02 etc? 

AlpaMed, Vergo pharma research,

What is Formula of Potency calculation on Dried basis, As is basis& Anhydrous basis.

Laurus, Teva API,

Why base line not start from zero in GC Chromatography analysis.

Orchid,

Please tell me about the pH of Polycaboxylic ether is it in the 5-6 range ever or more than 6

Apex Encon Projects Private Limited, Cipla,

can i use hplc detector to uplc and why?

Mylan, SGS,

what is the maximum flow rate in prep hplc

Meril Life Science,

how will you do the prep for unstable componds?

AMRI, CTX Life Sciences, Piramal Healthcare,