Two drops of Iodine Solution added to the food solution. If starch is present then the solution will go black/blue.
1 of 6
Chemical test for glucose
A few drops of Benedict's solution to the food solution. Put the solution in a tub of heated water. If the solution precipitates orange red colour then glucose is present in the food
2 of 6
Chemical test for Fats
Add 2cm cubed of ethanol to the food solution. shake it.
Add 2 cubed cm of water and shake again.
When fat is present the solution will turn cloudy
3 of 6
Chemical test for Protein
Add weak Copper Sulphate to the food solution.
Add a few drops of Sodium hydroxide to the solution.
If protein is present the solution will gradually turn purple
4 of 6
Test for Carbon Dioxide
The is for Carbon Dioxide is limewater. The limewater turns cloudy
Comments
No comments have yet been made