Lipids Flashcards
1
Q
Solubility Test
A
Soluble in chloroform, insoluble in water
Fats and oils
2
Q
Spot Test
Use
A
Differentiate between fixed and volatile oils
3
Q
Spot test
Fixed oils
A
Greasy spot on paper
4
Q
Spot test
Volatile oils
A
Translucent spot
5
Q
Acrolein Test
A
Darkening of solution or filter paper
Identify presence of acrolein in fats
6
Q
Iodine Absorption Test
A
Disappearance of purple color
Unsaturation of fats and fixed oils
7
Q
Test for Soap
Surface Tension
A
Decreased stability of water droplets
8
Q
Test for Soap
Salting-out
A
Precipitation of soap due to sodium chloride
9
Q
Test for Soap
Insoluble Soap
A
Formation of insoluble soap
