2 - Discussion on Interferences and Filtration
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is the purpose of extraction in water analysis?
💡 Hint: Recall the need to analyze low concentration compounds.
Name one commonly used solvent for liquid-liquid extraction.
💡 Hint: Think of solvents that are immiscible with water.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the main purpose of extraction in the analysis of organic compounds in water?
💡 Hint: Think about what happens to the compounds during extraction.
True or False: Interference refers to any substance that does not affect the measurement of the analyte.
💡 Hint: Interference changes the results of what you're trying to measure.
3 more questions available
Challenge Problems
Push your limits with advanced challenges
Given a sample that contains multiple organic contaminants, propose a comprehensive analytical strategy that includes extraction, possible interferences, and filtration. Detail the steps involved and how each step mitigates contamination.
💡 Hint: Consider the type of contaminants you might face and how each analytical step helps reduce their impact.
A lab technician is analyzing TSS in a water sample using 0.2 micron filters but finds the results inconsistent. What might be the implications of their choice of filter size, and what adjustments should they consider?
💡 Hint: Think about the balance between accuracy and practicality in sample analysis.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.