Sciences Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Sciences Interview Questions

Questions Answers Views Company eMail

How to do regeneration of Metacarb Pb plus column?

2615

we calibrate HPLC once in 6 months while iam doing calibration i came to know that calibration was failed. then how can i justify that the samples analyzed on the system during this 6 months was wright? how can i forward in to the next step for those batches?

5 12965

What is the solvent/material used to balance spirit level in analytical balance?

Glenmark, MMC Health Care,

5 13921

why plane of polarized light rotated by opticaly active compunds?

Glenmark,

1 6411

why do we use around only 60 mg of K2cr2o7 in the UV calibration -control of absorbance test?

Reddy Labs,

3 14553

why plane of polarized light rotated by opticaly active compunds?

Glenmark,

1 4497

why plane of polarized light rotated by opticaly active compunds?

Glenmark,

1 7851

Can any one tell what is RECALL OF PROCEDURES is

Macleods,

1 3703

what is the difference between capillary and glass column in GC

1 8300

how to do heavy metal test for colour sample?

Cipla,

1 5114

differance between L1 and L7 columns

Everest,

5 25884

what is basc principle of the HPLC,IR,UV AND GC? what is difference between diffusion spectra and transmision spectra in IR?

Cadila, Dr Reddys, GICC, Mylan, Sygene, Torrent Pharma, Zydus Cadila,

1 21485

it is not advisable to sleep under a tree at night becouse trees release

1 3945

What is the effeciency of solar cell (Current year)

Ecil,

2482

plz tall me that any pharmacopeia and guideline is par meted to use 1.68,4.01,7.00,9.00,12.45 buffer for ph meter calibration

Torrent Pharma,

2 5076

Un-Answered Questions { Sciences }

What are the main structures within the cell nucleus?

936

some product having water content method with pyridine and ethylene glycol mixture instead of methanol? how they are selecting and methanol is not suitable solvent how ?

2708

What is kentchin?

1101

Define dipole-dipole force?

1281

Discuss the modern synthetic theory evolution

1568

Name the assay method for insulin in serum

675

When was the administration control of terls enstrusted to physcial research laboratory, ahmedabad?

1324

Define bioremediation?

362

What is the respective importance of nitrogen for the living beings?

429

Every even integer greater than 2 can be written as the sum of two primes. Give the respective two pairs of prime numbers that when added give 8 and 12.

1117

Why mineral oil or light liquid paraffin is used for ir analysis

4079

what are the guidelines for analytical method validations?

1154

1.What is the difference between method validation and method verification 2.Which guidelines proposed to method transfer

1900

Why is mercury used in thermometers rather than water?

1098

What is the composition of Barford Reagent?

2191

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