Food Reference TestsFood Reference Tests

A summary of Grade 10 food test apparatus – use freely.

Visit the TBP YouTube Channel to watch the video of this practical: http://www.youtube.com/user/teachingbioproject

TEST FOR STARCHTEST FOR STARCHStarch powder(+- 3 teaspoons required)

Teaspoon Pipette containing Iodine

Iodine solution

Glass beaker containing warm water

Test tube rack

Test tube containing starch solution(starch + warm water)

Test tube containing starch solution + iodine solution

TEST FOR GLUCOSETEST FOR GLUCOSE

Glucose powder(+- 1 teaspoon required)

Test tube containing glucose solution (water + glucose powder)

Beaker containing boiling water

Benedicts SolutionPipette containing Benedicts solution

Test tube rack

Teaspoon

Test tube containing glucose solution submerged in boiling water

TEST FOR PROTEINSTEST FOR PROTEINS

Copper sulphate solution

Test tube containing egg white + copper sulphate + sodium hydroxide (Biuret Test)

Sodium Hydroxide Test tube rack

Test tube containing egg white (albumen protein)

Dropping pipette

TEST FOR FATS (Part 1)TEST FOR FATS (Part 1)

Dropping pipetteMethylated Spirits(can be used instead)Ethanol

Cooking oil

Test tube containing oil + ethanol

Test tube rack

TEST FOR FATS (Part 2)TEST FOR FATS (Part 2)Translucent patch

Circle made using a pen

Filter paper