Acid-Base Properties of Amino Acids
Denaturing and Precipitating Proteins
Enzymatic Activity of Glucose Oxidase
HIV-1 Protease: An Enzyme at Work
Studying Enzyme Kinetics Using Catalase
Binding of Coomassie Brilliant Blue to Egg Albumin
Breaking Down Sucrose Using Invertase
Color Reactions of Amino Acids
Effect of pH on Protein Solubility
Enzyme Catalyzed Decomposition of Hydrogen Peroxide
Enzyme Kinetics: Experiments With Catalase Extract
Halting the Briggs-Rauscher Reaction
Hydrolysis of Wool in Strong Base
Dyeing of Wool with Martius Yellow
Description: Wool dyed in a warm solution of Martius Yellow Dye and ammonium hydroxide is yellow even after washing with water. Cotton dyed in this solution followed by rinsing, will remain white.
Source: Kristin Johnson
Year: 1999 Vol: N/A Page: N/A
Keywords: Wool, Martius Yellow Dye, Ammonium hydroxide, Cotton
Rating: 
Hazard: Some
- Skin corrosion hazard
- Acute toxicity hazard
- Corrosive to metals
- Inhalation hazard
- Electric shock hazard
- Short term aquatic toxicity hazard
Effectiveness: Average
- Somewhat connected conceptually to course material
- Mild effects are seen by audience
- Time to results is high
- Good reliability
Difficulty: Medium
- Some concerted or timed manipulations
- Use of reactive substances
- Demos at non-standard conditions
Safety Precautions:
- Eye protection required
- Gloves required
- Perform in a well-ventilated area
- Absorbent materials on hand
- Sodium bicarbonate on hand
- Prevent release of reagent to the environment
- Use UL approved three-prong plug and outlet
Class: Biochemistry, Indicators
Division: General
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