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Covalent Laboratories Interview Questions, Process, and Tips

Updated 8 Mar 2025

Top Covalent Laboratories Interview Questions and Answers

Covalent Laboratories Interview Experiences

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9 interviews found

Interview Questions & Answers

user image Ramesh Vishwakarma

posted on 8 Mar 2025

Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I was interviewed in Sep 2024.

Round 1 - Assignment 

Ramesh Vishwakarma production department in 8 years experience phenol Reaction and enzyme reaction SSR GLR Reacter MTF ANFD FBD AVPF Sparkler Filter Heat Exchanger Various types of flow control valves Unit Operation in production department handling of flow the best equipment agains area neat and cleaning and good housekeeping and everyday maintaining maintenanceto good equipment.

Round 2 - Aptitude Test 

Product and material nature depend of the product continue testing in a limit andNMT more than NLT

Round 3 - HR 

(5 Questions)

  • Q1. We wante to joined interview
  • Q2. We wanted toneed jobs
  • Q3. Yes come tomeat
  • Q4. We want to Interview give me
  • Q5. Iam Ramesh Vishwakarma get the job

Interview Preparation Tips

Interview preparation tips for other job seekers - I am Ramesh Vishwakarma production department in a8years experience ln phenol Reaction and enzyme reaction
Interview experience
1
Bad
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I was interviewed in Aug 2024.

Round 1 - Coding Test 

HPLC .MC . GC. Assays.

Production Chemist Interview Questions asked at other Companies

Q1. What is the caps and change control
View answer (21)
Covalent Laboratories Interview Questions and Answers for Freshers
illustration image

Interview Questions & Answers

user image Anonymous

posted on 6 Oct 2024

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Aptitude Test 

Sterility analasis microbial limit test water product

HR Executive Interview Questions & Answers

user image Anonymous

posted on 16 May 2023

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Walk-in and was interviewed in Apr 2023. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all Resume tips
Round 2 - Technical 

(2 Questions)

  • Q1. Based on department and position ex QA
  • Ans. Document verification process have to tell
  • Answered Anonymously
  • Q2. Based on department and position ex QC
  • Ans. Analysis meted in QC are sample meted what kind of Safety prescription your minting in work
  • Answered Anonymously
Round 3 - HR 

(2 Questions)

  • Q1. Salary desiccation
  • Q2. Need to Clear the Salary desiccation before joining

Interview Preparation Tips

Interview preparation tips for other job seekers - Before joining please clear the salary desiccation and please take mail conformation of salary are please take document confirmation before joining this company

HR Executive Interview Questions asked at other Companies

Q1. What do you know about Labor Law
View answer (6)

Covalent Laboratories interview questions for popular designations

 Chemist

 (2)

 Quality Analyst

 (1)

 Production Chemist

 (1)

 Junior Executive

 (1)

 HR Executive

 (1)

 Analytical Chemist

 (1)

Chemist Interview Questions & Answers

user image Anonymous

posted on 11 Apr 2024

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Apr 2023. There was 1 interview round.

Round 1 - Behavioral 

(3 Questions)

  • Q1. What is the formulae of sulphuric acid.
  • Ans. 

    The formula of sulphuric acid is H2SO4.

    • The formula of sulphuric acid consists of hydrogen (H), sulfur (S), and oxygen (O) atoms.

    • It is a strong mineral acid with the chemical formula H2SO4.

    • Sulphuric acid is commonly used in various industrial processes such as in batteries, fertilizers, and chemical synthesis.

  • Answered by AI
  • Q2. What is the structure of Toulene
  • Ans. 

    Toluene is a colorless liquid with a benzene ring and a methyl group attached.

    • Toluene has a chemical formula of C7H8

    • It consists of a benzene ring with a methyl group attached

    • The molecular structure of toluene is represented as C6H5CH3

  • Answered by AI
  • Q3. What is the formulae of Benzene
  • Ans. 

    The formula of Benzene is C6H6.

    • Benzene is a cyclic hydrocarbon with a ring of six carbon atoms and six hydrogen atoms.

    • The molecular formula of Benzene is C6H6.

    • Benzene is represented as a hexagon with a circle inside to indicate delocalized electrons.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Nice Interview.

Chemist Interview Questions asked at other Companies

Q1. What is pH?, what is normality, molarity, molality, and other basic questions...
View answer (14)

I applied via LinkedIn and was interviewed in Feb 2022. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all Resume tips
Round 2 - HR 

(8 Questions)

  • Q1. What are your salary expectations?
  • Q2. What is your family background?
  • Q3. Share details of your previous job.
  • Q4. Why should we hire you?
  • Q5. Why are you looking for a change?
  • Q6. Where do you see yourself in 5 years?
  • Q7. What are your strengths and weaknesses?
  • Q8. Tell me about yourself.

Interview Preparation Tips

Interview preparation tips for other job seekers - I am already employee of this company

Analytical Chemist Interview Questions asked at other Companies

Q1. What do you know different types of chemical solution preparation
View answer (2)

Jobs at Covalent Laboratories

View all

I was interviewed in Aug 2021.

Round 1 - One-on-one 

(2 Questions)

  • Q1. Tell about yourself and strength and weakness, about your parents and background
  • Q2. Why should I hire you and why you are joining in these company

Interview Preparation Tips

Interview preparation tips for other job seekers - Be always with self confidence and do hardworking

Quality Analyst Interview Questions asked at other Companies

Q1. How you will maintain the balance between operations and quality so that they do not have any conflicts of interest
View answer (3)

I applied via Walk-in and was interviewed in Feb 2021. There were 3 interview rounds.

Interview Questionnaire 

6 Questions

  • Q1. Bio data,
  • Q2. Batch process
  • Q3. Safety
  • Q4. Gmp
  • Q5. Data integrity
  • Q6. Cleaning activities

Interview Preparation Tips

Interview preparation tips for other job seekers - This interview was a technical one but was majorly q stress test it lasted for 45 minutes.the interviewr wanted to test both my knowledge and skills.most of the questions asked to me were related to my Bse

Junior Executive Interview Questions asked at other Companies

Q1. 1, What is the unit operation and unit process ?
View answer (3)

Chemist Interview Questions & Answers

user image Anonymous

posted on 17 Dec 2019

Interview Questionnaire 

3 Questions

  • Q1. Type of distillation and his work
  • Ans. 

    There are various types of distillation techniques used in chemistry, such as simple distillation, fractional distillation, and steam distillation.

    • Simple distillation is used to separate liquids with different boiling points.

    • Fractional distillation is used to separate liquids with similar boiling points.

    • Steam distillation is used to extract volatile compounds from plants or organic materials.

    • Other types of distillation...

  • Answered by AI
  • Q2. Which column distillation do you operate?
  • Ans. 

    I operate the fractional distillation column.

    • I have experience operating a fractional distillation column.

    • I am familiar with the principles and techniques of fractional distillation.

    • I have successfully used a fractional distillation column to separate mixtures of liquids based on their boiling points.

    • I can provide examples of specific mixtures I have separated using a fractional distillation column.

  • Answered by AI
  • Q3. I operated a simple distillation column

Chemist Interview Questions asked at other Companies

Q1. What is pH?, what is normality, molarity, molality, and other basic questions...
View answer (14)

Interview questions from similar companies

I applied via Referral and was interviewed in Dec 2020. There was 1 interview round.

Interview Questionnaire 

4 Questions

  • Q1. What is tha pH?
  • Ans. 

    pH is a measure of the acidity or alkalinity of a solution.

    • pH stands for 'potential of hydrogen'.

    • It is a logarithmic scale ranging from 0 to 14.

    • A pH of 7 is considered neutral, below 7 is acidic, and above 7 is alkaline.

    • pH is determined by the concentration of hydrogen ions in a solution.

    • Examples: Lemon juice has a pH of around 2, while baking soda has a pH of around 9.

  • Answered by AI
  • Q2. PH presens of hydrogen in sample .
  • Ans. 

    PH represents the concentration of hydrogen ions in a sample.

    • PH is measured on a scale of 0-14, with 7 being neutral.

    • A lower PH indicates higher acidity, while a higher PH indicates higher alkalinity.

    • PH can be measured using a PH meter or through chemical indicators.

    • The PH of a sample can affect its chemical properties and reactions.

  • Answered by AI
  • Q3. What is lod and difference between lod and water.
  • Ans. 

    LOD stands for Limit of Detection. It is the lowest concentration of a substance that can be reliably detected.

    • LOD is used to determine the sensitivity of an analytical method.

    • It is usually expressed as a concentration or mass.

    • Water is a chemical compound composed of hydrogen and oxygen, while LOD is a term used in analytical chemistry.

    • LOD is important in environmental testing to determine the presence of contaminants ...

  • Answered by AI
  • Q4. Lod is loss on drying to determine the volatile impurities and the water is dtermination of presens of moisture and water molecules in sample

Interview Preparation Tips

Interview preparation tips for other job seekers - Take Normally interviewe and behavior is positive then good voice .
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Covalent Laboratories Interview FAQs

How many rounds are there in Covalent Laboratories interview?
Covalent Laboratories interview process usually has 1-2 rounds. The most common rounds in the Covalent Laboratories interview process are Resume Shortlist, HR and One-on-one Round.
How to prepare for Covalent Laboratories interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Covalent Laboratories. The most common topics and skills that interviewers at Covalent Laboratories expect are HPLC, Production, Raw Material, UPLC and API Manufacturing.
What are the top questions asked in Covalent Laboratories interview?

Some of the top questions asked at the Covalent Laboratories interview -

  1. Type of distillation and his w...read more
  2. Which column distillation do you opera...read more
  3. What is the formulae of sulphuric ac...read more

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Covalent Laboratories Interview Process

based on 17 interviews

Interview experience

4.2
  
Good
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Covalent Laboratories Reviews and Ratings

based on 184 reviews

2.9/5

Rating in categories

2.8

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2.9

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2.9

Salary

3.0

Job security

2.7

Company culture

2.7

Promotions

2.7

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Production Chemist - Pharmaceutical Company

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Hyderabad / Secunderabad

0-5 Yrs

₹ 2.5-6 LPA

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