Unichem Laboratories Quality Control Analyst Interview Questions and Answers

Q1. Difference between GC and HPLC
Ans. 
GC is used for volatile compounds, while HPLC is used for non-volatile compounds.
• GC stands for Gas Chromatography, while HPLC stands for High Performance Liquid Chromatography.

• GC is used for separating and analyzing volatile compounds, such as gases and liquids that can be vaporized without decomposition.

• HPLC is used for separating and analyzing non-volatile compounds, such as pharmaceuticals, proteins, and carbohydrat...read more
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Q2. Working principle of IR,uv
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IR and UV spectroscopy are analytical techniques that utilize the absorption of infrared and ultraviolet-visible light to identify and quantify substances.
• IR spectroscopy measures the absorption of infrared radiation by a sample to identify functional groups in organic molecules.

• UV spectroscopy measures the absorption of ultraviolet-visible light by a sample to determine the presence of conjugated systems in organic co...read more
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Q1. Self introduction
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Q2. Salary discussion
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Multiple choice questions test.

The aptitude test is based on the theory subjects in bachelor's degree, mainly it consists of MCQ'S ,the aptitude test is for 100 marks.

Group discussion is conducted for the persons who qualified the aptitude test and one topic is given to a minimum of 5-8 people

Q1. The technical round is about basics involved in different processes mainly for quality control they will ask about validation, what is assay,what is accuracy, what is precision, what is quenching, what is ...read more
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Q1. In HR round , HR will ask the family details hobbies , will discuss about package and shift timings , joining formalities, service agreement and about work culture
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Q1. Any thing to do ask
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Q1. Any questions to do you ask
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Q2. Any questions to ask
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Q3. Aduit, GMP, GHP, HACCP
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Q4. My self , my experience
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Q1. Explain data integrity in pharma industry
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Q2. Explain oos and incident
Ans. 
OOS stands for Out of Specification and refers to test results that fall outside the acceptable range. Incidents are unexpected events that may impact product quality.
• OOS results indicate a deviation from the specified requirements or standards.

• Incidents are unexpected events that may impact product quality or safety.

• OOS results may require investigation to determine the root cause and corrective actions.

• Examples of in...read more
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Q1. What is data integrity
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Data integrity refers to the accuracy, consistency, and reliability of data throughout its lifecycle.
• Ensuring data is accurate and reliable

• Preventing unauthorized access or modifications

• Maintaining consistency and completeness of data

• Implementing security measures to protect data integrity
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Q2. Family background why you shifting job
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I am shifting jobs to pursue better career growth opportunities and to utilize my skills and experience in a new environment.
• Seeking better career growth opportunities

• Utilizing skills and experience in a new environment

• Exploring new challenges and responsibilities
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Q1. Qualification details than work knowledge as mentioned in cv
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Q2. GC and HPLC instrument
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Q1. About personal details and salary details
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Q1. Ask about technical instruments
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