Chromatography of Spinach Extract
Extraction of Metals With Dithizone
Partitioning of Iodine in Solution
Computer Simulation of Mass Spectroscopy
Magic Sand Models the Hydrophobic Effect
Reverse Phase Separation of Dyes
Water Softening- Hard and Soft Water With Soap
Chromatography of Spinach Extract
Description: Spinach extract is separated by thin layer chromatography into chlorophyll and B-carotene.
Source: Journal of Chemical Education
Year: 1985 Vol: 62 Page: 530
Keywords: Spinach, Chlorophyll, Chromatography
Rating: 
Hazard: High
- Flammability hazard
- Acute toxicity hazard
- Aspiration hazard
- Germ cell mutagenicity hazard
- Skin irritation
- Carcinogenicity
- Organ toxicity – central nervous system, kidneys
Effectiveness: Average
- Hard to see or perceive result
- Time to results is high
- Mild effects are seen by audience
- Results are observable with guidance
- Moderate failure rate
Difficulty: Medium
- Some timed manipulations
- Procedures with some intermediate steps to results
- Handling of organic chemicals
- Experiments in which display is required
Safety Precautions:
- Eye protection required
- Gloves required
- Lab coat recommended
- Perform preparation in hood
- Perform presentation in a well-ventilated area
- ABC fire extinguisher on hand
- Avoid exposure to open flame
- Absorbent materials on hand
- Avoid exposure to droplets, mists, or vapors
Class: Chromatography
Division: General, Analytical Chemistry, Organic Chemistry
Return to Analytical Chemistry Demonstrations