food tests Flashcards
1
Q
what solution is used whilst testing for starch
A
iodine
2
Q
what solution is used whilst testing for sugars
A
blue benedict’s solution
3
Q
what solution is used whilst testing for fats/lipids
A
few drops of ethanol
few drops of water
4
Q
what solution is used whilst testing for protein
A
blue biuret solution
5
Q
what is the positive result for protein
A
purple/lilac
6
Q
what is the positive result for sugars
A
red,yellow,green
7
Q
what is the positive result for fats
A
cloudy emulsion
8
Q
what is the positive result for starch
A
blue/black
