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Instrumental Analysis

Analytical Chemistry Technology · Level 6  ·  6 Chapters

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What Instrumental Analysis covers

Six instruments, from the colorimeter to the conductometer, are run in Instrumental Analysis, a unit of Analytical Chemistry Technology Level 6. The outcomes cover colorimetric, UV-VIS, FT-IR, AES, AAS and conductometric analysis. For each instrument you set it up, prepare standard solutions, calibrate it and prepare the sample solutions. In colorimetric, UV-VIS, AES and AAS work you measure absorbance or emission of samples and standards and quantify the analyte concentration. FT-IR work measures molecular vibration and identifies functional groups. Conductometry adds the preparation of electrolytes and buffers and the quantifying of analyte conductance.

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Careers after Instrumental Analysis

Instrumental Analysis skills open doors to a variety of dynamic roles across Kenya’s vibrant industries where precise chemical measurement is crucial. Mastering these skills means you can confidently contribute to quality control, research, and product development, making you a valuable asset in both formal employment and entrepreneurial ventures.

  • In agribusiness, companies like KTDA rely on instrumental analysis to ensure tea quality by measuring chemical components, helping maintain Kenya’s reputation for premium tea exports. Skilled analysts are employed to run routine tests or can start independent testing labs serving smallholder farmers.
  • The jua kali sector benefits when artisans use colorimetric and spectrophotometric methods to develop or improve products such as paints, dyes, and soaps, enabling them to produce consistent, high-quality goods that fetch better prices.
  • At KenGen and other energy firms, instrumental analysis is vital for monitoring water quality in hydroelectric plants and chemical composition in geothermal energy processes, ensuring safe and efficient operations. Technicians with these skills are in demand for quality assurance roles.
  • The construction industry uses these skills to analyze materials like cement and aggregates, ensuring compliance with safety standards. Skilled analysts can work for county works departments or start consultancy services offering testing and certification.
  • In the hospitality sector, especially in large hotels and food processing companies, instrumental analysis helps monitor water purity and food safety, safeguarding public health and enhancing customer satisfaction.
  • The matatu industry and automotive workshops benefit indirectly as fuel quality testing and emission analysis require instrumental skills, contributing to environmental compliance and engine performance.

By mastering Instrumental Analysis, you position yourself at the heart of Kenya’s industrial growth, equipped to secure stable jobs or launch your own business. Your expertise not only boosts product quality and safety but also elevates Kenya’s competitiveness locally and globally. Embrace this skill, and watch your career—and Kenya’s future—shine brighter!

Chapters

1
To perform colorimetric analysis
9 topics
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2
To perform UV-VIS analysis
6 topics
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3
To perform FT-IR analysis
8 topics
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4
To conduct AES analysis
6 topics
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5
To perform AAS analysis
6 topics
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6
To perform conductometric analysis
7 topics
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What Instrumental Analysis covers: 37 main topics in 6 chapters

1. To perform colorimetric analysis

  1. 1.1 Set up colorimetric instrument
  2. 1.2 Prepare standard solution
  3. 1.3 Calibrate colorimeter
  4. 1.4 Prepare samples
  5. 1.5 Analyse samples and standards
  6. 1.6 Quantify analyte concentration

2. To perform UV-VIS analysis

  1. 2.1 Set up UV-VIS spectrometer
  2. 2.2 Prepare standard solution
  3. 2.3 Calibrate UV-VIS spectrometer
  4. 2.4 Prepare sample solutions
  5. 2.5 Measure absorbance of samples and standards
  6. 2.6 Quantify analyte concentration

3. To perform FT-IR analysis

  1. 3.1 Set up FT-IR spectrometer
  2. 3.2 Prepare standard solution
  3. 3.3 Calibrate FT-IR spectrometer
  4. 3.4 Prepare samples
  5. 3.5 Measure molecular vibration
  6. 3.6 Identify functional groups

4. To conduct AES analysis

  1. 4.1 Set up AES spectrometer
  2. 4.2 Prepare standard solution
  3. 4.3 Calibrate AES spectrometer
  4. 4.4 Prepare sample solutions
  5. 4.5 Measure emission of samples and standards
  6. 4.6 Quantify analyte concentration

5. To perform AAS analysis

  1. 5.1 Set up AAS spectrometer
  2. 5.2 Prepare standard solution
  3. 5.3 Calibrate AAS spectrometer
  4. 5.4 Prepare sample solutions
  5. 5.5 Measure absorbance of samples and standards
  6. 5.6 Quantify analyte concentration

6. To perform conductometric analysis

  1. 6.1 Set up Conductometer
  2. 6.2 Prepare standard solution
  3. 6.3 Calibrate Conductometer
  4. 6.4 Prepare sample solutions
  5. 6.5 Prepare electrolytes
  6. 6.6 Prepare buffers
  7. 6.7 Quantify analyte conductance

Revise this unit

Exam-style questions 84 Written to CDACC standard, with answers Test yourself 197 Multiple-choice, one at a time Practise questions 158 Quick recall — check you know the facts
3 more for this unit
Oral exam preparation 46 What the assessor asks, and how to answer out loud Worked calculations 35 Step-by-step maths with the common mistakes Quick cards 986 Myth busters, skill tips and scenarios

Beyond the syllabus

Decision simulator 5 On site, what would you do? Workplace scenarios 100 Real site situations — what would you do? Turn this into income 61 Where this skill earns — what to charge, how to find clients

Other units in Module IV