Sciences Interview Questions
Questions Answers Views Company eMail

What is deference between the working standard and reference standard?

Gland Chemicals, Meghmani Organics,

1 2021

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 appearance? suggest?

Meghmani Organics,

1399

What is use of acetonitrile compare to methanol in RP-HPLC Method development?

Meghmani Organics,

1513

When we get Moisture content by KF higher than by LOD, what does this indicate?

Meghmani Organics,

1 2395

Explain What is a base line in GC and HPLC?

Meghmani Organics,

2 3373

Briefly describe how three types of page tables works and compare their benefits.

NA,

1313

if relative response factor is 1.07, to select how much value

Natco,

1 3693

What is the use of ELSD in HPLC?

Anthem,

3 5227

Why pH limited in between 1 to 14

3 3082

What is difference between FID and TCD in gas chromatography

Cipla, VPCPL,

1 9238

What is the difference between high pressure gradient and low pressure gradient in hplc?

Cipla,

1 6358

what is dwell volume in HPLC?

Aurobindo, Cadila, Strides, SUN, Sun Pharma,

2 6573

what does pH stand for?

Orchid,

4 6928

why the pH scale range is 0-14?

Clariant, MIU, Torrent Pharma,

1 2281

What is principle of polarimetre

Aurobindo,

1 2679


Un-Answered Questions { Sciences }

How to use Lidocaine for primary astrocyte culture purification ?

1415


what is the difference between a hare and a rabbit?

560


How are you qualified for the position of Assistant Clinical Director?

1963


Why do preserved foods not spoil?

529


Describe the antiviral activity screening facilities ?

1588






Which is the best conductor of electricity?

583


Dear Sir I have got through cable size calculation 10 sq mm cable size of one panel, how i be sure that used cable is 10sqmm. a) By measuring each strand of cpper & multilpy by pye and so on...... or By measuring any one cable core with insulation only.

1439


2. Two grams of Benzoic acid are dissolved in 200 ml of water and extracted with 200 ml of diethyl ether. The distribution coefficient of benzoic acid is 100, and its dissociation constant is 6.5 10-5. Calculate the distribution ratio (D) of benzoic acid at pH 2, 5, and 6. 3. Calculate D at pH 2 to 10 (1 unit apart) in the above problem, and plot D versus pH.

1750


which flowers have no chance of being pollinated, bright colored flowers or white flowers?

1498


one time reffer ur books/(if ur technical students)

1604


What is the function of BCSP31gene of Brucella organism?

1236


Name some Infectious diseases.

319


Give an example of transverse wave?

570


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

1483


How many bones does a newly born human infact have?

503