FTIR Sample Preparation

Instructor: Dr. Brian C. Smith

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Course Length: 8 hours

Why take this course?

·         Save time and money by choosing the right sampling technique the first time

·         Learn to properly analyze all your samples including solids, powders, liquids, and polymers

·         See how Attenuated Total Reflectance (ATR) makes analyzing most samples fast and easy

 

I. Transmission Sampling

A. Advantages & Disadvantages

 

II. Transmission Sampling for Solids

A. KBr Pellets

1. Sample Prep.

2. Pellet Problems

B. Mulls (Mineral/Nujol)

1. Preparation

2. Eliminating Oil Bands

 

III. Transmission Sampling for Polymers

A. Casting Films

B. The Heat & Pressure Method

 

IV. Transmission Analysis of Liquids and Gases

A. Capillary Thin Films

B. Sealed Liquid Cells

C. Gas Cells

 

V. Introduction To Reflectance Sampling

1. Advantages

2. Disadvantages

 

VI. Specular Reflectance

 

VII. Diffuse Reflectance (DRIFTS) for Solids and Powders

A. Sample Prep.

B. Applications

C. Abrasive Sampling

 

VIII. Attenuated Total Reflectance (ATR): A Technique for Many Samples

A. Theory & Background

B. Depth of Penetration

1. Depth Profiling

2. Quantitative Analysis

C. Applications of ATR

1. Polymers

2. Semi-Solids: Gels, Waxes, Pastes etc.

3. Organic & Aqueous Liquids

4. Powders