Sisco Research Laboratories Senior QC Chemist Interview Questions and Answers

The fill volume formula calculates the volume of liquid or gas that can be held in a container.

• The fill volume formula is typically calculated by multiplying the area of the base of the container by its height.

• For example, the fill volume of a cylindrical tank can be calculated using the formula V = πr^2h, where r is the radius of the base and h is the height of the tank.

• Different shapes of containers will have differe...read more

Dynamic pass box allows for continuous transfer of materials while static pass box requires manual transfer.

• Dynamic pass box has a conveyor belt for continuous transfer of materials.

• Static pass box requires manual transfer of materials.

• Dynamic pass box is more efficient for high volume transfer.

• Static pass box is suitable for low volume transfer or when contamination risk is high.

• Examples: Pharmaceutical industry uses ...read more

Clean room areas are classified based on the level of cleanliness required for the specific activities performed within them.

• Clean room areas are classified using ISO standards, with Class 1 being the cleanest and Class 9 being the least clean.

• The classification is based on the maximum allowable concentration of particles per cubic meter of air.

• Examples of clean room areas include semiconductor manufacturing facilities...read more