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Orchid Analytical Chemistry Interview Questions
Questions Answers Views Company eMail

Why we use holmium oxide,perchloric acid for uv/vis calibration

4 22573

Why caffeine as a reference standard used for calibration of HPLC?

11 48162

what is relationship between absorption and transmittance in u.v.?

11 26386

Why using Holmium oxide in UV calibration

8 37940

full name of OOS & OOT ? Dercribe it with details ? why this is needed in pharma industry ?

10 31809

what is dead time in hplc?

3 16380

what is the significant of pH in HPlc?

5 12230

Explain about Low pressure gradient and High Pressure gradient systems in HPLC?

4 23600

HPLC Calibration was done in Reverse Phase, but not in normal phase why explain?

11 26965

what are the standard methods for HPLC?


When performing Moisture content how to you say only Methanol react with water not product Explain?

2 8367

what is the meaning of PURITY AND POTENCY .what is the difference between PURITY and POTENCY

5 23717

As per USP what is RSD limit of volumteric solution of three replicate analysis

10 21383

In standard weight box used for calibration of analytical balance there are two numbers (Qty) of 20mg, 200mg,2.oGM weights. Why?

2 13063

How do we fix the sample concentaryion in hplc method development. what is the basis?Thanks in advance

4 16875

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Un-Answered Questions

What event results from the clicking of a button?


In which language mongodb is written?


when we calibrate uv for control of wavelength we scan for 200 to 800 nm but we get the result only for some specific wavelength how we confirm for all other wavelength?


What is meant by strongly connected in a graph?


How do you check or uncheck a checkbox input or radio button?


Why choosing a right strategy is more important than choosing a tool for sap testing?


How to unlock the sample user account in oracle?


What are the causes of having an rmu explode after installation? And how do u treat the bushings of an rmu?


You want to open and read data files with perl. How would you do that?


How do I make a half page booklet in word?


What are the basis on which the best material for sliding contact bearings manufacturing?


In customizing company code productive means what? What it denotes?


What is pip?


what happens in execution stage in job processing?


Can anybody tell me which type of question are asked in the interview for the FORMULATION(Pharma) as a instrumentation engineer, & question in building managment system.