Envirochem Research & Test Labs Interview Questions, Process, and Tips

Q1. NABL guidelines
Ans. 
NABL guidelines are standards set by the National Accreditation Board for Testing and Calibration Laboratories.
• NABL guidelines ensure that testing and calibration laboratories meet international standards.

• These guidelines cover areas such as quality management systems, technical competence, and equipment calibration.

• Adherence to NABL guidelines is important for laboratories to maintain accreditation and credibility.

• For...read more
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Q2. Analysis of heavy metals
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Analysis of heavy metals involves testing for the presence and concentration of toxic elements in various samples.
• Use specialized equipment like atomic absorption spectrometry or inductively coupled plasma mass spectrometry

• Collect samples from different sources such as water, soil, air, and biological tissues

• Compare results to established regulatory limits to determine if levels are safe or exceed permissible levels
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Q3. Monitoring of Stack emissions
Ans. 
Monitoring stack emissions involves measuring and analyzing the pollutants released from industrial stacks.
• Regular monitoring of stack emissions is essential to ensure compliance with environmental regulations.

• Various techniques such as continuous emission monitoring systems (CEMS) and manual stack sampling are used.

• Data collected from stack emissions monitoring is used to assess the impact on air quality and public he...read more
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Q4. Cations and anoins analysis
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Q5. AAS operation techniques
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AAS operation techniques involve proper sample preparation, instrument calibration, and data analysis.
• Proper sample preparation is essential for accurate results

• Instrument calibration ensures reliable measurements

• Data analysis involves interpreting results and drawing conclusions
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Laboratory work as per NABL 17015

Discussion on scientific research work on Assessment of environmental quality and reports writing

Q1. Laboratory quality management and equipment operations
Ans. Shared information abour NABL ISO 17025: 2017 and instruments operation procedures
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