12 Questions
What is the purpose of a desiccator in a laboratory setting?
To isolate samples from the atmosphere
When should fume hoods be used in a laboratory?
When evaporating perchloric acid
What is the function of a muffle furnace in a laboratory?
Achieving high temperatures for drying
Which type of laboratory oven allows for the oven to be evacuated?
Microwave oven
What is the purpose of a drying agent in a desiccator?
To absorb moisture from the atmosphere
Why should care be taken when performing trace metal analysis in a laboratory?
To prevent contamination of samples
What is the main purpose of a laminar-flow hood or workstation in a laboratory?
To create a positive pressure and prevent unfiltered air from flowing in
What is the role of wash bottles in an analytical laboratory?
To wash precipitates and transfer solutions quantitatively
What is the purpose of biohazard hoods in analytical laboratories?
To provide a safe workspace for handling infectious material
Why are vertical laminar-flow stations preferred when fumes are generated in a laboratory?
To prevent fumes from being blown over the operator
Which laboratory material is primarily used to heat, melt, and burn substances?
Porcelain crucible
What is the primary function of high-efficiency particulate air (HEPA) filters in a laminar-flow hood?
To remove particles larger than 0.3 μm from the air
Explore the diverse equipment options available for drying samples in laboratory settings, including commercial laboratory ovens with varying temperature ranges and features like air circulation and vacuum seals. Learn about the potential use of microwave ovens and high-temperature options reaching up to 1700°C.
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