Quality Control Laboratory Chemist

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Quality Control Laboratory Chemist Interview Questions and Answers

Updated 27 Oct 2023

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Q1. Testing and Analysis of Coal,Water,Iron, Mineral,Oil

Ans.

Testing and analysis of coal, water, iron, mineral, and oil is a crucial part of quality control in various industries.

  • Coal testing involves determining its calorific value, ash content, and sulfur content.

  • Water analysis includes testing for pH, dissolved solids, and microbial contamination.

  • Iron testing involves determining its purity and composition.

  • Mineral analysis includes identifying the type and quantity of minerals present.

  • Oil testing involves determining its viscosity,...read more

Q2. Analysis of Tar Sample analysis

Ans.

Analysis of tar sample involves identifying and quantifying various chemical components present in the sample.

  • Tar samples can be analyzed using techniques such as gas chromatography-mass spectrometry (GC-MS) and Fourier transform infrared spectroscopy (FTIR).

  • The analysis can help identify harmful chemicals such as polycyclic aromatic hydrocarbons (PAHs) and heavy metals.

  • Quantification of specific components can be done using calibration curves and standard reference materials...read more

Q3. IUPAC name and formula of Urea

Ans.

Urea is a chemical compound with the IUPAC name 'carbamide' and the formula CO(NH2)2.

  • IUPAC name: carbamide

  • Formula: CO(NH2)2

  • Commonly used in fertilizers and skincare products

Q4. Temperature of oil tanker

Ans.

The temperature of an oil tanker can vary depending on various factors.

  • The temperature of an oil tanker can be influenced by the type of oil being transported.

  • The temperature can also be affected by the weather conditions during transportation.

  • Oil tankers often have temperature control systems to maintain the desired temperature.

  • Temperature monitoring and control are crucial to ensure the quality and stability of the oil.

  • Examples of temperature ranges for different types of o...read more

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