Quality Control Laboratory Chemist Interview Questions and Answers

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

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

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

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