Objectives:

• Introduction
• Explain why samples are taken in process systems.
• Describe some hazards associated with sampling materials.
• Describe protective clothing that should be worn when taking samples of hazardous and non-hazardous materials.
• Describe two types of respirators worn when sampling involves materials that produce harmful dust particles or toxic fumes.
• Liquids
• Describe how to keep liquid samples from being contaminated when they are taken.
• Explain how to make sure that a representative sample of a liquid is obtained.
• Describe information typically included on a sample label.
• Solids and Gases
• Describe how to obtain contaminant-free representative samples of process solids.
• Describe how to obtain contaminant-free representative samples of process gases.